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32 Cards in this Set
- Front
- Back
bone cancer assoc with Gardners syndrome
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osteoma
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woven bone surrounded by osteoblasts, MC men < 25 to
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osteoid osteoma
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"double bubble" or "soap bubble" on xray, epiphyseal, spindle shaped cells w/multinucleated giant cells
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giant cell tumor (osteoclastoma)
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MC benign bone tumor
cartilaginous cap men < 25 long metaphysis |
osteochondroma
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2nd MC primary malignant tumor of bone
peak incidence men 10-20 metaphysis assoc with familial RB codman's triable or sunburst pattern |
osteosarcoma
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t11;22
diaphysis anaplastic small blue cell tumor MC in boys < 15 "onion skin" in bones homer wright pseudorosette |
Ewing's sarcoma
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MC in men 30-60
epansile glistening mass within medullar cavity |
chondrosarcoma
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malignant fat tumor
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liposarcoma
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assoc with tuberous sclerosis and found in the heart
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rhabdomyoma (from striated muscle)
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most common soft tissue tumor of childhood, most often in head/necl
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rhabdomyosarcoma
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MC primary brain tumor
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glioblastoma multiforme
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the brain tumor that can cross corspus callosum
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glioblastoma multiforme
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stain astrocytes for GFAP
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glioblastoma multiforme
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"pseudopalisading" pleomorphic tumors cells - border central areas of necrosis and hemorrhage in brain
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glioblastoma multiforme
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2nd MC primary brain tumor
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meningioma
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occurs in convexities of hemispheres and parasagittal region of brain
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meningioma
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arises from arachnoid cells external to brain and are resectable
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meningioma
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spindle cells concentrically arranged in whorled patterns with psammoma bodies in brain
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meningioma
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3rd MC primary brain tumor
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schwannoma
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S-100 positive and assoc with NF2
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schwannoma
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"fried egg" cells and chicken-wire capillary pattern most often seen in frontal lobes
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oligodendroglioma
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most commonly a prolactinoma
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pituitary adenoma
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can cause bitemporal hemianopsia
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pituitary adenoma
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most often found in posterior fossa of children and may be supratentorial and are GFAP positive
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pilocytic astrocytoma
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rosenthal fibers are present in brain
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pilocytic astrocytoma
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a form of primitive neuroectodermal tumor that can compress the 4th ventricle and hydrocephalus
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medulloblastoma
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homer-wright rosettes in the brain
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medulloblastoma
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rod-shaped blepharoplasts found near nucleus
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ependyoma
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associated with von Hippel Lindau syndrome when found with retinal angiomas
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hemangiomablastoma
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brain cancer that can produced EPO
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hemangioblastoma
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foamy cells and high vascularity are highly characteristic of this brain tumor
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hemangioblastoma
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can cause bitemporal hemianopsia in children and derived from remnants of rathke's pouch
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craniopharyngioma
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