Medical Terminology Ch 9 – Urinary System – Flashcards
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-cele
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hernia, tumor, swelling
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cyst/o
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urinary bladder, cyst, sac of fluid
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dia-
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through, btwn, apart, complete
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-ectasis
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stretching, dilation, enlargement
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glomerul/o
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glomerulus
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lith/o
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stone,calculus
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-lysis
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breakdown, separation, setting free, destruction, loosening
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nephr/o
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kidney
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-pexy
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surgical fixation
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pyel/o
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renal pelvis, bowl of kidney
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-tripsy
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to crush
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ur/o
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urine, urinary tract
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ureter/o
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ureter
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urethr/o
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urethra
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-uria
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urination, urine
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Kidneys
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constantly filter blood to remove waste products and excess water. Also help maintain proper level of fluid, produce hormones that control BP & make RBC, and activate vitamin D to maintain healthy bones
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Retroperitoneal
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means behind the peritoneum, which is the membrane that lines the abdominal cavity
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Renal cortex
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is the outer region of the kidney, contains more than one million microscopic units called nephrons
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Medulla
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is the inner region of kidney & it contains most of the urine-collecting tubules
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Nephrons
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are the microscopic functional units of each kidney. Urine is produced through the processes of filtration, reabsorption, and secretion
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Glomerulus
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What nephron contain, is a cluster of capillaries, surrounded by a cup-shaped membrane called Bowman's capsule and a renal tubule
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Renal pelvis
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is the funnel-shaped area inside each kidney that is surrounded by the renal cortex & medulla. It is where newly formed urine from nephrons collects b4 it flows into ureters
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Urethral meatusrethra
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is tube extending from bladder to exterior of body, has two urinary sphincters (one located at either end of urethra)also known as urinary meatus, is external opening of urethra. (meatus means external opening of a canal)
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Prostate gland
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which is part of male reproductive system, surrounds the urethra
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Urination
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also known as voiding or micturition, is the normal process of excreting urine
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Nephrologist
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is a physician who specializes in diagnosing & treating diseases & disorders of kidneys
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Urologist
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is a physician who specializes in diagnosing & treating diseases & disorders of urinary system of females & genitourinary system of males
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Nephropathy
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means any disease of kidney, includes both degenerative & inflammatory conditions
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Diabetic nephropathy
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is kidney disease resulting from late-stage diabetes mellitus
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Renal failure
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also known as kidney failure, is the inability of one or both kidneys to perform their functions
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Uremia
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also known as uremic poisoning, is a toxic condition resulting from renal failure in which kidney function is compromised & urea and other waste products normally secreted in urine are retained in blood.
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Acute renal failure
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has sudden onset & is characterized by uremia. It can be fatal if not reversed promptly. This condition can be caused by kidneys not receiving enough blood to filter due to dehydration or a sudden drop in BV or BP cuz of injury, burns or a severe infection.
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Chronic kidney disease
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also known as chronic renal disease, or kidney failure, is progressive loss of renal function over months or years. This common condition, which can be life-threatening, may result from diabetes mellitus, hypertension, or a family history of kidney disease
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End-stage renal disease
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is final stage of chronic kidney disease, & this condition is fatal unless functions of failed kidneys are successfully replaced by dialysis or w/ successful kidney transplant
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Nephrotic syndrome
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also known as nephrosis, is a grp of conditions in which excessive amt of protein r lost through urine, usually caused by dmg to kidney's glomeruli, result in abnormally low lvl of protein in blood
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Edema
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is excessive fluid accumulation in body tissues that can be symptomatic of nephrotic syndrome & other kidney diseases. This swelling can be in area around eyes, abdomen, or legs & feet
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Hyperproteinuria
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is presence of abnormally high concentrations of protein in urine
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Hypoproteinemia
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is presence of abnormally low concentrations of protein in blood
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Hydronephrosis
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is dilation (swelling) of one or both kidneys, this condition can be caused by problems associated w/ backing up of urine due to an obstruction such as nephrolith or stricture (narrowing) in ureter
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Nephritis
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is an inflammation of kidney or kidneys, the most common causes of nephritis r toxins, infection, or an autoimmune disease
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Glomerulonephritis
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is a type of nephritis caused by inflammation of glomeruli that caused RBC & proteins to leak into urine
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Nephroptosis
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also known as a floating kidney, is prolapse, or dropping down, of a kidney into pelvic area when patient stands (-ptosis means droop or sag, prolapse means slipping or falling out of place)
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Nephropyosis
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also known as pyonephrosis, is suppuration of kidney. Suppuration means the formation or discharge of pus
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Polycystic kidney disease
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is a genetic disorder characterized by growth of numerous fluid-filled cysts in kidneys. These cysts, which slowly replace much of the mass of kidney, reduce kidney function & this eventually leads to kidney failure
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Renal colic
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is an acute pain in kidney area that is caused by blockage during passage of a nephrolith. Colic means spasms of pain in the abdomen
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Wilms tumor
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is a rare type of malignant tumor of kidney that occurs in young children
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Stone
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also known as calculus, is an abnormal mineral deposit that has formed w/in body & is named for organ or tissue where it is located
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Nephrolithiasis
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describes presence of stones in kidney, as these stones travel w/ the flow of urine, they r named for location where they become lodged
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Nephrolith
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also known as a kidney stone or a renal calculus, is found in kidney
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Ureterolith
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is a stone located anywhere along ureter
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Cystolith
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is a stone located w/in urinary bladder
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Hydroureter
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is condition of distention (swelling) of ureter w/ urine that cannot flow cuz ureter is blocked
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Ureterectasis
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is distention (enlargement) of a ureter (-ectasis means enlargement)
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Ureterorrhagia
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is discharge of blood from ureter (-rrhagia means bleeding)
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Cystalgia & cystodynia
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both mean pain in bladder
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Cystocele
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also known as a prolapsed bladder, is a hernia of bladder through vaginal wall, this sometimes occurs as a result of pregnancy or childbirth
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Interstitial cystitis
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is a chronic inflammation w/in walls of bladder. The symptoms are similar to those of cystitis, but do not respond to traditional treatment.
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Vesicovaginal fistula
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is an abnormal opening btwn bladder & vagina that allows constant involuntary flow of urine from bladder into vagina (vesic/o means bladder, vagin means vagina), may be caused by prolonged labor during childbirth or surgery such as hysterectomy Fistula - is an abnormal passage btwn two internal organs.
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Neurogenic bladder
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is a urinary problem caused by interference w/ normal nerve pathways associated w/ urination.
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Benign prostatic hyperplasia
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also known as benign prostatic hypertrophy or enlarged prostate, is an enlargement of prostate gland that most often occurs in men > age 50.
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Prostatism
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is a disorder resulting from compression or obstruction of urethra due to benign prostatic hyperplasia (prostat means prostate gland)
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Prostate cancer
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is one of most common cancers among men, disease can grow slowly w/ no symptoms, or it can grow aggressively & spread thru-out body
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Prostatitis
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is a grp of disorders characterized by inflammation of prostate gland (chronic nonbacterial prostatitis w/ no single known cause; bacterial prostatisis result from bacteria xport in urine)
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Urethrorrhagia
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is bleeding from urethra
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Urethrorrhea
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is an abnormal discharge from urethra, is associated w/ some sexually transmitted diseases
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Urethrostenosis
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or urethral stricture, is narrowing of urethra, occurs almost exclusively in men & is caused by scarring from infection or injury
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Epispadias
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is a congenital abnormality of urethral opening. In male, urethral opening is located on upper surface of penis. In female, urethral opening is in region of clitoris
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Hypospadias
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is a congenital abnormality of urethral opening. In male, urethral opening is on ventral surface (underside) of penis. In female, urethra opens into vagina.
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Urinary tract infection
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usually begins in bladder; however, such an infection can affect all part of urinary sys. Common infections are caused by bacteria, most often E. coli, entering urinary sys thru urethra, occur more in women than man
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Cystitis
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is an inflammation of bladder
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Pyelitis
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is an inflammation of renal pelvis
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Pyelonephritis
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is an inflammation of both renal pelvis and of kidney, this is usually caused by a bacterial infection that has spread upward from bladder
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Urethritis
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is an inflammation of urethra
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Anuria
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is the absence of urine formation by kidneys, is often caused by a failure in kidney function, or a urinary tract obstruction
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Diuresis
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is increased output of urine (diur means increasing output of urine, -esis means an abnormal condition)
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Dysuria
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is difficult, or painful urination, is frequently associated w/ urinary tract infections
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Enuresis
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is involuntary discharge of urine (-uresis means urination)
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Nocturnal enuresis
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is urinary incontinence during sleep, it is also known as bed-wetting.
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Nocturia
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is frequent & excessive urination during night
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Oliguria
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means scanty urination, this can be caused by dehydration, renal failure, or a urinary tract obstruction. Opposite of polyuria.
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Polyuria
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means excessive urination & is a common symptom of diabetes, opposite of oliguria.
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Urinary hesitancy
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is difficulty in starting a urinary stream, is most common in older men w/ enlarged prostate glands. In younger ppl, inability to urinate when another person is present is known as bashful bladder syndrome.
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Urinary retention
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also known as ischuria, is inability to completely empty bladder when attempting to urinate. This condition is more common in men & is frequently associated w/ an enlarged prostate gland.
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Incontinence
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is inability to control excretion of urine, feces, or both
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Urinary incontinence
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is the inability to control the voiding of urine
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Overflow incontinence
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is continuous leaking from bladder either cuz it is full or cuz it doesn't empty completely. It is usually caused by a blocked urethra & is prevalent in older men w/ enlarged prostates
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Stress incontinence
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is inability to control voiding of urine under physical stress such as running, lifting, sneezing, laughing, or coughing. This occurs much more often in women than in men.
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Overactive bladder
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also known as urge incontinence, occurs when muscles of bladder contract involuntarily even tho bladder is not actually full enough to indicate need to urinate. Common in adults >40 and caused by excessive consumption of caffeine or alcohol, urinary tract infections, neurological diseases, or bladder or prostate problems
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Urinalysis
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is examination of urine to determine presence of abnormal elements. It is used to diagnose diseases as well as to detect presence of substance such as illegal drugs
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Bladder ultrasound
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is use of a handheld ultrasound transducer to look for stones or for elevation of bladder by an enlarged prostate, & to measure residual amt of urine remaining in bladder after urination. (normal bladder holds btwn 300-400 mL)
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Urinary catheterization
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is insertion of a tube into bladder to procure a sterile specimen for diagnostic purposes. Also used to drain urine from bladder when patient is unable to urinate for other reasons or to place medication into bladder.
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Cystoscopy
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is visual examination of urinary bladder w/ use of a specialized type of endoscope known as a cystoscope. Cystoscope is also used for treatment procedures such as removal of tumors or reduction of an enlarged prostate gland
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Voiding cystourethrography
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is a diagnostic procedure in which a fluoroscope is used to examine flow of urine from bladder & through urethra, is often performed after cystography
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Computed tomography
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also known as a CAT scan, is more commonly used as a primary tool for evaluation of urinary sys cuz it can be rapidly performed & provides additional imaging of abdomen, which may reveal other potential sources for patient's symptoms (Nephrotomography is use of a CAT scan to examine kidneys)
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Cystography
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is a radiographic, or x-ray, examination of bladder after a contrast medium is instilled via a urethral catheter, resulting film is a cystogram
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Intravenous pyelogram
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also known as excretory urography, is a radiographic study of kidneys and ureters. A contrast medium is administered intravenously to clearly define these structures in resulting image.
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KUB (kidneys, ureters, bladder)
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is a radiographic study w/o use of a contrast medium. Also referred to as a flat-plate of the abdomen, is used to detect bowel obstructions & nephroliths. Despite the name, it does not show ureters
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Retrograde urography
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is a radiograph of urinary sys taken after a contrast medium has been placed in urethra thru a sterile catheter & caused to flow upward thru urinary tract
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Digital rectal examination
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is performed on men by using a lubricated, gloved finger placed in rectum to palpate prostate gland to detect prostate enlargement & look for indications of prostate cancer or tumors of rectum. (digital means using a finger)
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Prostate-specific antigen
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blood test is used to screen for prostate cancer, measures amt of prostate-specific antigen that is present in a blood specimen. Prostate-specific antigen is a protein produced by cells of prostate gland to help liquefy semen, higher PSA lvl, more likely cancer present
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Diuretics
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are medications administered to increase urine secretion, primarily to rid blody of excess water & salt.
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Dialysis
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is a procedure to remove waste prodcuts, such as urea, creatinine, as well as excess water from blood of a patient whose kidneys no longer function (dia- means complete or through, -lysis means separation)
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hemodialysis
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is process by which waste products are filtered directly from patient's blood. Treatment is performed on an external hemodialysis unit commonly referred to as an artificial kidney
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Shunt
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is an artificial passage that allows blood to flow btwn body and hemodialysis unit
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Dialysate
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which is a sterilized solution made up of water & electrolytes, this solution cleanses blood by removing waste products & excess fluids
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Peritoneal dialysis
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lining of peritoneal cavity acts as the filter to remove waste from blood. Dialysate flows into peritoneal cavity around intestine thru a catheter implanted in abdominal wall. Fluid is left in for a period of time to absorb waste product and drained out thru tube.
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Continuous ambulatory peritoneal dialysis
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a dialysate solution is instilled from a plastic container worn under patient's clothing, abt every 4 hr, used solution is drained back into this bag & bag is discarded, then repeat.
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Continuous cycling peritoneal dialysis
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uses a machine to cycle dialysate fluid during night while patient sleeps
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Nephrolysis
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is surgical freeing of a kidney from adhesion or can also describe a pathologic condition which there is destruction of renal cells
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Nephropexy
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also known as nephrorrhaphy, is surgical fixation of nephroptosis, or a floating kidney
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Nephrostomy
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is placement of a catheter to maintain an opening from pelvis of one or both kidneys to exterior of body.
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Pyeloplasty
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is surgical repair of ureter & renal pelvis
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Pyelotomy
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is surgical incision into renal pelvis, it is performed to correct obstructions such as a stone lodged in junction btwn renal pelvis & ureter
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Extracorporeal shockwave lithotripsy
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is most common kidney stone treatment, high-energy ultrasonic waves traveling thru water or gel are used to break up stone into fragments, which are then excreted in urine.
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Percutaneous nephrolithotomy
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is surgical removal of a nephrolith thru a small incision in back. A small tube is temporarily inserted thru incision into kidney: drain urine, crushed stone and remove pieces
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Ureterectomy
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is surgical removal of a ureter
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Ureteroplasty
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is surgical repair of a ureter
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Ureterorrhaphy
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is surgical suturing of a ureter
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Ureteroscopy
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is a treamtnet for a nephrolith lodged in ureter. Ureteroscope is inserted thru urethra & bladder into ureter, if possible, nephrolith is removed intact thru scope. If too big, laser is used to break it up and pieces then removed
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Cystectomy
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is surgical removal of all or part of urinary bladder, usually performed to treat bladder cancer
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Neobladder
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is a replacement for missing bladder created by using abt 20 inch or small intestine. Allows patients to avoid having an abdominal stoma
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ileal conduit
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or ileostomy, is use of a small piece of intestine to convey urine to ureters & to a stoma in abdomen
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Cystopexy
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is surgical fixation of bladder to abdominal wall
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Cystorrhaphy
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is surgical suturing of a wound or defect in bladder
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Lithotomy
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is a surgical incision for removal of a nephrolith from bladder, altho surgery no longer common, it is still used to describe physical examination position for procedures involving pelvis & lower abdomen
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Indwelling catheter
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remains inside body for a prolonged time based on need (indwelling means residing w/in)
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Urethral catheterization
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is performed by inserting a plastic tube called a catheter thru urethra & into bladder
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Suprapubic catheterization
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is placement of a catheter into bladder thru a small incision made thru abdominal wall just above pubic bone
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Foley catheter
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is most common type of indwelling catheter. This device is made of a flexible tube w/ a balloon filled w/ sterile water at end to hold it in place in bladder, commonly used on postsurgical patients
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Intermittent catheter
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also known as short-term catheter, is inserted as needed several times a day to drain urine from bladder
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Meatotomy
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is a surgical incision made in urethral meatus to enlarge opening
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Urethropexy
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is surgical fixation of urethra to nearby tissue, is usually performed to correct urinary stress incontinence
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urethrotomy
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is a surgical incision into urethra for relief of a stricture
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Ablation
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is the term used to describe some types of treatment of prostate cancer, treatment involves removal of a body part or destruction of its function thru use of surgery, hormones, drugs, heat, chemicals, electrocautery or other methods.
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Prostatectomy
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is surgical removal of part of all of prostate gland, is performed to treat prostate cancer or to reduce an enlarged prostate gland; but can lead to erectile difficulties.
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Radical prostatectomy
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is surgical removal of the entire prostate gland in cases where it is extremely enlarged or when cancer is suspected
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Transurethral prostatectomy
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also known as a TURP, is removal of excess tissue from an enlarged prostate gland w/ use of a resectoscope.
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Retrograde ejaculation
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is when an orgasm results in semen flowing backward into bladder instead of out thru penis, common side effect of transurethral prostatectomy
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Kegel exercises
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are a series of pelvic muscle exercises used to strengthen muscles of the pelvic floor. They are used to control urinary stress incontinence in both sexes, in men to treat prostate & swelling; in women to condition muscles so that they will recover quickly after childbirth
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Bladder retraining
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is behavioral therapy in which patient learns to urinate on a schedule, w/ increasingly longer time intervals as bladder increases its capacity. Goal is to reestablish voluntary bladder control & to break cycle of frequency & urgency that results from urge incontinence