Sandbox: DDx Kidney mass: Difference between revisions
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* Heterogeneous enhancement on CT | * Heterogeneous enhancement on CT | ||
* Heterogeneous echotexture on US | * Heterogeneous echotexture on US | ||
* Solid, reticular, or tubular growth pattern | |||
* Hyperchromatic nucleus with a prominent nucleoli | |||
* Invasion of vessels and lymphatics | |||
* Desmoplastic stroma, central intratumoral neutrophils with a rim of lymphocytes | |||
* Hemorrhagic, necrosis, and increased mitotic figures | |||
==Nonmalignant causes== | ==Nonmalignant causes== | ||
anaplastic sarcoma clear cell sarcoma mesoblastic nephroma metanephric stromal tumor nephroblastomatosis / nephrogenic rests neuroblastoma oncocytoid carcinoma after neuroblastoma ossifying | anaplastic sarcoma clear cell sarcoma mesoblastic nephroma metanephric stromal tumor nephroblastomatosis / nephrogenic rests neuroblastoma oncocytoid carcinoma after neuroblastoma ossifying | ||
Revision as of 14:23, 9 November 2015
- 10-30 yo sickle cell trait patients
- May have gross hematuria, back/flank pain, weight loss, and fever
- Palpable renal mass
- Lymphadenopathy
- Centrally located infiltrative mass invading the renal sinus
- Peripheral caliectasis
- Smaller peripheral satellite nodules
- Heterogeneous enhancement on CT
- Heterogeneous echotexture on US
- Solid, reticular, or tubular growth pattern
- Hyperchromatic nucleus with a prominent nucleoli
- Invasion of vessels and lymphatics
- Desmoplastic stroma, central intratumoral neutrophils with a rim of lymphocytes
- Hemorrhagic, necrosis, and increased mitotic figures
Nonmalignant causes
anaplastic sarcoma clear cell sarcoma mesoblastic nephroma metanephric stromal tumor nephroblastomatosis / nephrogenic rests neuroblastoma oncocytoid carcinoma after neuroblastoma ossifying