PATHOLOGY & LABORATORY MEDICINE
Ichenoid Keratosis
Ichenoid Keratosis Cary Chisholm, MD Key Facts Terminology Benign lichenoid keratosis (BLK), lichen planus-like keratosis (LPLK), involuting lichenoid plaque, solitary lichen planus Clinical Issues Upper extremities and trunk Solitary circumscribed…
Zoon Balanitis
Zoon Balanitis Gonzalo De Toro, MD Key Facts Clinical Issues Benign process with chronic course, with only a few cases that respond to corticosteroids In men, most of the cases…
Stasis Dermatitis
Stasis Dermatitis Cary Chisholm, MD Key Facts Clinical Issues Age Middle-aged and elderly individuals Site Distal extremities, abdomen Appearance Brown to black discoloration of affected areas Erythematous, pruritic, scaly papules…
Pityriasis Rosea
Pityriasis Rosea David L. Hall, MD Tammie Ferringer, MD Key Facts Terminology Common, self-limited, acute papulosquamous eruption of salmon-pink, oval lesions on the trunk, neck, and proximal extremities Clinical Issues…
Capillary Hemangioma
Capillary Hemangioma Peter C. Burger, MD Key Facts Terminology Benign vascular tumor formed of multiple capillary-sized vessels with large feeding vessel Clinical Issues Intraspinal in most cases Nerve root (common)…
Molecular Factors Index
Molecular Factors Index Molecular Factors Discussed Molecular Factor Chromosomal Location Definition/Alternative Names Chapters β-catenin (see CTNNB1) 1, loss of Prolactinoma 10, loss of Ganglion Cell Tumors; Glioblastoma; Meningioma; Papillary Tumor…
Antibody Index
Antibody Index Antibodies Discussed Antibody Name/Symbol Antibody Description Clones/Alternative Names Chapters α-fetoprotein alpha 1 fetoprotein AFP, Z5A06, clone C3 Atypical Teratoid/Rhabdoid Tumor; Germinoma; Metastatic Neoplasms, Intracranial and Intraspinal Meninges; Metastatic…
Melanotic Schwannoma
Melanotic Schwannoma Ayca Ersen, MD Bernd W. Scheithauer, MD Key Facts Clinical Issues Sporadic or syndromic (Carney complex) Macroscopic Features No encapsulation; occasionally interrupted, thin collagen layer with soft tissue…
