SOUTH BAY PATHOLOGY SOCIETY

SOUTH BAY PATHOLOGY SOCIETY

DIAGNOSES FOR THE MEETING OF June 2^nd, 2008

SB 5171 Leukemia cutis: Acute myelomonocytic leukemia

IPOX: CD3,33,43,45,56,68,117(positive); CD20,79a,3,5,7,15,30,34,138,MPO,lysozyme,fascin,

TdT, TIA-1, AE1/3, CK20, EMA, S-100, MART-1 (negative).

Diagnostic Tally: Post-chemo leukemia-lymphoma-30, angiosarcoma-1, leukemia cutis-1.

Reference: Am J Clin Pathol 2008;129:130-142.

SB 5172 Tubule neck dysplasia with chronic gastritis.

Diagnostic Tally: Pancreatic cell metaplasia-1, intestinal metaplasia with subnuclear vacuolar change-3, unusual clear cell change-3.

Consultant: Stanford and Brigham and Women’s Hospital

SB 5173 Mucinous cystic neoplasm with low grade dysplasia

Diagnostic Tally: Mucinous cystic neoplasm-unanimous.

Reference: Mod Pathol 2007 Feb;20 suppl 1;571-93.

SB 5174 Intraductal papillary mucinous neoplasm

Diagnostic Tally: Intraductal papillary mucinous neoplasm-unanimous.

Reference: Am J Surg Pathol 206 Dec;30(12):1561-9.

SB 5175 Primary pigmented nodular adrenocortical disease

Diagnostic Tally: Nodular hyperplasia with pigmentation-unanimous.

Consultant: Stanford

Reference: Endocrinology and Metabolism Clinics Vol 34, June 2005.

SB 5176 Autoimmune Pancreatitis

Diagnostic Tally: ALK+ inflammatory myofibroblastic tumor-2, autoimmune pancreatitis-40.

Additional labs: Serum IgG4 markedly elevated.

SB 5177 Metastatic seromucinous carcinoma (mullerian type) of paratesticular region

Diagnostic Tally: Metastatic yolk sac tumor-5, metastatic pap serous Ca of testis-5.

SB 5178 Mixed tumor of soft tissue

Diagnostic Tally: Eccrine acrospiroma-5, eccrine adnexal tumor NOS-5, mixed tumor-25.

SB 5179 Malignant ossifying fibromyxoid tumor

Diagnostic Tally: Low grade fibromyxoid sarcoma-10, MPNST-2, plexiform fibrohistiocytic tumor-2, OFMT-5.

Additional studies: Normal cytogenetics. IPOX: SMA, desmin, CD34, EMA, Keratin (negative)

Consultant: CDM Fletcher, M.D., Brigham and Womens Hospital.

Reference: Am J Surg Pathol 2003;27:421-431.

SB 5180 Phosphaturic mesenchymal tumor

Diagnostic Tally: Phosphaturic mesenchymal tumor-unanimous.

Consultant: Andrew Folpe, M.D.

Reference: Am J Surg Pathol 2004, 28:1.