South Bay Pathology Society

DIAGNOSES

FOR THE MEETING OF MONDAY, 4/2/07

SB-5051 Lymphatic Filariasis, FNA of Groin Lymph Node. Filariasis...... UnanDIAGNOSTIC TALLY

SB-5052 T Cell Lymphoma Consistent with Enteropathy Type, Appendectomy.

Follow-up: Patient died with extensive Aspergillosis 10 Lymphoma NOS...... UnanDIAGNOSTIC TALLY days after CHOP chemotherapy was begun. Note: Immunohistochemical stains show the cells to be positive for CD3 and negative for CD4, CD 8, CD5 and CD 7. In situ EBV is positive.

SB-5053 Adenoid Cystic Carcinoma, Breast. Adenoid CysticDIAGNOSTIC Carcinoma...... Unan TALLY Follow-up: The patient is well at three years with no evidence of disease.

SB-5054 Metastatic Malignant Melanoma, Pleura. High grade DIAGNOSTICsynovial sarcoma...... 1 TALLY Lymphoma with mesothelioma...... 1 Note: The patient had a malignant melanoma of the Metastatic melanoma...... 5 axilla 10 years previously. SB- 5055 Metastatic Low Grade Leiomyosarcoma, Lymph Node. Low grade DIAGNOSTICleiomyosarcoma...... 4 TALLY Follow-up: The patient is well one short follow-up. Benign metastasizing leiomyoma...... 24 Note: The tumor is ER and PR positive. This patient had lung lesions which have disappeared. Consultant: C. Zaloudek, M.D.

SB-5056 Ewing's Sarcoma, Left Calcaneus. MesenchymalDIAGNOSTIC chondrosarcoma...... 8 TALLY Follow-up: The patient has done with chemotherapy well Clear cell but will have an amputation and lower leg. chondrosarcoma...... 7 Note: Immunohistochemical stains show strong diffuse CD 99 positivity. CK 22, S100, WT-1, CD 10, CD 45 and synaptophysin are all negative. FISH + for a translocation involving the EWS gene.

SB-5057 Proliferative Struma Ovarii , Left Ovarian Mass. Follow-up: The patient also had peritoneal strumosis and Strumal DIAGNOSTIC TALLY is currently well. carcinoid ...... 6 Note: Congo red stain negative; calcitonin, Thyroid tissue with insular carcinoma synaptophysin pattern...... 2 and chromogranin negative; thyroglobulin and TTF-1 2 diffusely positive. Consultant: M. Hendrickson, M.D. Reference: 1) Int J of Gynecol Path. 12: 333-43, 1993; 2) Pathol Res Pract. 190: 1086-88, 1994.

SB-5058 Ganglioneuromatous Polyp, Colon. GanglioneuromatousDIAGNOSTIC polyp...... Unan TALLY Follow-up: The patient is currently well with no known associated lesions or syndromes.

SB-5059 Amyloidosis, Seminal Vesicle. "DisappearingDIAGNOSTIC carcinoma", TALLY prostate...... 24 Note: Congo red +. Lupron effect...... 1 Amyloidosis of seminal vesicle...... 12

SB-5060 Sinonasal Hemangiopericytoma, Sinus. Synovial sarcoma...... 2DIAGNOSTIC TALLY Sinonasal hemangiopericytoma...... 28 Follow-up: The patient is well with no recurrence.

Post conference evaluation case, April: Adenoid Cystic Carcinoma, Breast.

Post conference evaluation case, March: Extraskeletal myxoid chondrosarcoma, left thigh.