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Diagnostic Cytology Seminar November 6, 2006 Sheraton Centre Toronto, Ontario, Canada Moderator: Celeste N. Powers, M.D., Ph.D. Panelists: Terence Colgan, M.D. Tarik M. Elsheikh, M.D. Jennifer A. Brainard, M.D. Michael Facik, M.P.A., CT(ASCP). CASE 1 ANSWER. FNA Dx:
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Diagnostic Cytology Seminar November 6, 2006 Sheraton Centre Toronto, Ontario, Canada Moderator: Celeste N. Powers, M.D., Ph.D. Panelists: Terence Colgan, M.D. Tarik M. Elsheikh, M.D. Jennifer A. Brainard, M.D. Michael Facik, M.P.A., CT(ASCP)
CASE 1 ANSWER FNA Dx: Cystic lesion, suspicious for papillary ca Thyroidectomy: Papillary Thyroid Carcinoma, oxyphilic type
CASE 2 ANSWER FNA DX: Metastatic Renal Cell Carcinoma Nephrectomy: Renal Cell Carcinoma, mixed clear and granular cell types, Fuhrman Grade III, multifocal
CASE 3 ANSWER BAL Dx: Acute Inflammation Infectious Process,Nocardia spp. (negative for AFB, PCP)
CASE 4 ANSWER Cx Cytology: AGUS, Carcinoma not excluded Hysterectomy: Adenocarcinoma, endometrioid type with focal squamous differentiation, FIGO II arising in an endometrial polyp without myometrial invasion Endometrial Biopsy: Endometrioid carcinoma, FIGO II
CASE 5 ANSWER FNA Dx: Malignant cells present consistent with adenosquamous carcinoma Patient lost to follow up.
CASE 6 ANSWER FNA Dx: Rosai-Dorfman’s Dz(Sinus histiocytosis with massive lymphadenopathy) Lymph Node Biopsy Dx: Rosai-Dorfman’s Dz (Sinus histiocytosis with massive lymphadenopathy)
CASE 7 ANSWER Cx Cytology: NILM Squamous metaplasia, Cervicitis Cervical Biopsy: Carcinosarcoma (Malignant mixed mesodermal tumor)
CASE 8 ANSWER FNA Dx: Salivary Gland neoplasm, cytologically benign, favor monomorphic adenoma Parotidectomy: Acinic Cell Carcinoma