SB 5211 Sebaceous adenoma

Diagnostic Talley: Sebaceous adenoma—30, low grade sebaceous carcinoma—3.

Reference: Am J Opthalmol 102:771-778, 1986.

SB 5212 Adenomatoid tumor, oxyphilic variant

Diagnostic Talley: Mesothelial hyperplasia—3, ectopic Leydig cells—5, adenomatoid tumor—10.

IPOX: CK (+), calretinin (+), WT-1 (+), inhibin (-), S100 (-).

SB 5213 Herpes simplex virus infection

Diagnostic Talley: HSV-15, eosinophilic folliculitis—10, syphilis—5.

SB 5214 Ovarian carcinoid tumor, trabecular variant

Diagnostic Talley: Carcinoid tumor—unanimous.

IPOX: synaptophysin (+), inhibin (-), insulin (-).

SB 5215 Well differentiated hepatocellular neoplasm with osseous metaplasia, favor hepatocellular carcinoma

Diagnostic talley: Focal nodular hyperplasia with osseous metaplasia—10, low grade hepatoma—15, fibrolamellar carcinoma—3.

Reference: J Mol Diagn 2001;3:68-73.

SB 5216 Metastatic melanoma with osteocartilagenous differentiation

Diagnostic Tally: High grade osteosarcoma—30, dedifferentiated liposarcoma—3.

Reference: Am J Surg Pathol 1993;17:400-9.

SB 5217 Follicular dendritic cell sarcoma

Diagnostic tally: Lymphoma—10, DRC sarcoma—20, Lymphoepithelial carcinoma—2.

IPOX: CD23(+, focal), CD35(+, weak diffuse), D2-40(+), S100(-), CD68(-), CD163(-), desmin(-), CK(-), lysozyme(-), CD1a(-).

References: Histopathology 2002;41(1):1-29. Am J Clin Pathol 2007 Nov;128(5):776-82.

SB 5218 Low grade myofibroblastic sarcoma

Diagnostic Tally: Low grade sarcoma, NOS—15, myofibroblastic sarcoma—5, proliferative myositis—5.

IPOX: Desmin (+), smooth muscle actin (+), CD34(-).

Consultant: Chris Fletcher, M.D.

Reference: Am J Surg Pathol 1998 Oct;22(10):1228-38.

SB 5219 Dedifferentiated chondrosarcoma

Diagnostic Talley: Dedifferentiated chondrosarcoma—20, chondrosarcoma NOS—3.

IPOX: Spindle cell component: smooth muscle actin (+).

SB 5220 Malignant pheochromocytoma

Diagnostic Talley: Malignant pheochromocytoma—unanimous.

Reference: Am J Surg Pathol 2002; 26:551-566.