[Noteworthy tumors of difficult histogenesis:  parenchymatous carcinoma of pancreas or metastasizing non-chromaffin paraganglioma?  2 Cases; undifferential neuroblastoma or reticulosarcoma; sarcoma botryoides; granular cell sarcoma; urachal tumor?].
D002277:Carcinoma; D006801:Humans; D008228:Lymphoma, Non-Hodgkin; D009369:Neoplasms / Q000473:pathology*; D009447:Neuroblastoma; D010236:Paraganglioma, Extra-Adrenal; D012509:Sarcoma
NEOPLASMS/pathology