Patho mod 9

javutema's version from 2017-10-21 21:44


#= Section
Soft tissue tumors = Section
Question Answer
ST tumors origin Multipotent mesenchymal stem cells
Usual metastasis spot for STTsLungs
Desmoid tumorLarge, firm, whiteish lesions, muscular fascia origin --> Familial adenomatous polyposis
Nodular fasciitisBenign, rapid growing, trauma, superficial tissues forearm trunk back
FibromatosisNot metastasizing, diabetic alcoholic epileptics, FAP
Dupuytren's contractureBenign, palms, progressive fibrosis palmar fascia nodules--> joint stiffness/lossed extension, >50yrs
Plantar fibromatosis (Ledderhose disease)Plantar equivalent to DC
Proteus syndromeSporadic, irregular asymmetric overgrowth
Peyronie diseasePenile deformity, mass, pain, ED
FibrosarcomaThigh and knee, poor prognosis, common, after irradiation
Malignant fibrous histiocytoma>40yrs common, surgical scars/foreign bodies/radiation, deep fascia/muscle(thigh)
Lipomasm/c subcutaneous upper half body (trunk/neck), adults, familial
AngiolipomasJust after puberty, small, vascular, multiple, painful
Liposarcoma m/c retroperitoneum/thigh, middle aged - old adults, recurs
RhabdomyosarcomaKids-young adults, 4 subtypes, striated muscle differentiation
Embryonal Rhabdomyosarcoma3-12yrs, head/neck, GU tract, retroperitoneum
Botryoid Embryonal RhabdomyosarcomaPolypod, grape like tumor masses, hallow structures
Alveolar RhabdomyosarcomaM/c 10-25yrs, extremities, loose pattern
Pleomorphic rhabdomyosarcoma Least common, older, skeletal muscle, thighs irregular arrangement
Leiomyomasmooth muscle, painful, firm yellow nodules, GI/uterus
LeiomyosarcomaAggressive, women (estrogen), 50-70yrs, abdominal mass, pain swelling weight loss, nausea, vomiting, numbness, leg edema, vascular, GI/uterus
Synovial sarcomaAdolescents-young adults, joints (knees), Biphasic, mesenchymal cells
DermatomofibromaLower extremities, benign, red nodule central dimple
RhabdomyomaHeart/tongue/vagina, tuberous sclerosis
NeurofibrosarcomaMajor nerve trunks
Testing - test