Oncology pictures – Flashcards
47 test answers
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what are these
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cutaneous lymphoma -nodules, ulceration
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what is this
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radiograph of mediastinal lymphoma
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this is cytology of a lymph node what does it show
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-i think they are small and large lymphocytes?? might be normal
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what is this
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cytology of lymphoma
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what is this
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also cytology of lymphoma
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what is this
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high grade lymphoblastic lymphoma
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what is this
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low grade or small cell
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what is this
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epitheliotrophic lymphoma
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what is this
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large granular lymphosarcoma
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what is this
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chronic lymphocytic leukemia
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what is this
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acute lymphoblastic leukemia
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what type of cell is this
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its a mast cell
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what is this
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cutaneous mast cell on the trunk (most common location)
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what is this
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mast cell on extremity (pretty common location)
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what is this
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lymphoma
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what is this
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plasmacytoma
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what is this
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histiocytoma (histiocytes look like fried eggs)
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what is this
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transmissible venereal tumour (TVT)
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what is this
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melanoma
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what type of stain is this of mast cells
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-wright-Giemsa -stains the granules a nice bright pink
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what type of stain is this of mast cells
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dif quick
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what are these
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-well granulated and uniform mast cells
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what are these
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poorly granulated mast cells
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what does this graph show about MCT
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-the higher the grade the shorter the survival time is
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what sort of grade is this MCT likely to be
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-biologically high grade because it is mucocutaneous localisation
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what is this stain and when is it used
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-toluidine blue -you should always evaluate histology with this
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this is the ventral abdomen of a dog what is it likely to be
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canine mammary tumour -a large multi lobular presentation in this case
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what about this also on the ventral abdomen of a dog
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still a canine mammary tumour -presentation this time is red and ulcerated
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what is this picture illustrating
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that you can get multiple glands affected so its really important to check them all
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why are ones like this still important
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-could still be malignant
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what is this and whats its prognosis
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inflammatory carcinoma (also can look like mastitis) -poor prognosis
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what can you see on here
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-multiple radiopaque nodules (metastases)
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what can you see here
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-lucent areas in the proximal part of this bone (metastasis)
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name the surgical technique taken here
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caudal regional mastectomy
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what is this likely to be on the ventral abdomen of a cat (is it worth investigating)
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this could be a feline mammary tumour -definitely investigate these are malignant until proven otherwise in cats
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name the surgical technique employed here
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bilateral mastectomy -kat prefers to do these in two unilateral mastectomies 6 weeks apart to allow the skin time to stretch
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what could this be-cat has a history of treatment for urine spraying (medroxyprogesterone acetate)
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fibroepithelial hyperplasia -caused by the exogenous progestin it was given
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this dog comes in lame what are you thinking
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-osteosarcoma has to be on ddx list
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what is this -the lump is her and painful
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most likely osteosarcoma
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describe this. Whats your diagnosis?
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areas of periosteal proliferation and osteolysis in the proximal humerus -this is most likely an osteosarcoma
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describe this too
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-moth eaten areas of lucency (near joints should always be nice and dense) -proximal humerus -likely osteosarcoma
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you see this on chest x-ray of a dog with suspected osteosarcoma what does it mean
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it has metastasised to the lungs prognosis at this point is pretty grave
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soft tissue tumour around the jaw what is it most likely to be
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most likely a fibrosarcoma
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