Basicmedical Key

Aneurysmal Bone Cyst Jessica M. Comstock, MD Key Facts Terminology Solitary expansile lesion, most commonly involving long bones or spine Clinical Issues 1st and 2nd decade of life Secondary reactive…

Inflammatory Myofibroblastic Tumor Karen S. Thompson, MD Key Facts Terminology Tumor of myofibroblastic spindle cells with inflammatory infiltrate of plasma cells, lymphocytes, and eosinophils Intermediate biological potential: Propensity to recur,…

Inclusion Body Fibromatosis Elizabeth A. Montgomery, MD Key Facts Terminology Nodular proliferation of benign fibroblastic and myofibroblastic cells with characteristic intracytoplasmic eosinophilic spherical inclusions Clinical Issues Broad-based or dome-shaped, nontender…

Fibrodysplasia Ossificans Progressiva Angelica R. Putnam, MD Key Facts Terminology Rare disabling genetic disorder of progressive heterotopic ossification Etiology/Pathogenesis Heterozygous activating mutation of gene encoding activin receptor A type 1/activin-like…

Malignant Melanoma Brian J. Hall, MD Key Facts Clinical Issues Knowledge of clinical dimensions is of maximum importance Ensure viewing entirety or most of the lesion before making a benign…