PATHOLOGY & LABORATORY MEDICINE
Bronchioles and Alveolar Ducts
Bronchioles and Alveolar Ducts Alvaro C. Laga Timothy C. Allen Philip T. Cagle Bronchioles are defined as conducting airways less than 1 mm in diameter that lack cartilage in their…
Penis/Scrotum
Penis/Scrotum 5.1 EXTRAMAMMARY PAGET DISEASE VS. HIGH-GRADE PENILE INTRAEPITHELIAL NEOPLASIA Extramammary Paget Disease High-Grade Penile Intraepithelial Neoplasia (PeIN) Age Adults. Sixth to eighth decades Younger adults Location Scrotum and scrotal…
Papillary Carcinoma
Papillary Carcinoma Yuri E. Nikiforov N. Paul Ohori DEFINITION Papillary carcinoma is a well-differentiated malignant tumor of thyroid follicular cells that shows a set of characteristic nuclear features. Although a…
Rare Primary Thyroid Nonepithelial Tumors and Tumor-Like Conditions
Rare Primary Thyroid Nonepithelial Tumors and Tumor-Like Conditions Lester D.R. Thompson PRIMARY ANGIOSARCOMA Primary thyroid gland angiosarcoma is a malignant tumor of endothelial cell differentiation. This generally rare thyroid tumor…