Radiology Key

Vestibular Schwannoma/Acoustic Neuroma Updated by Sarah McAvoy BACKGROUND What is the cell of origin for vestibular schwannomas and acoustic neuromas (ANs)? The Schwann cell of the myelin sheath is the…

Urethral Cancer Updated by Reid F. Thompson BACKGROUND What is the estimated annual incidence of urethral cancer in the U.S.? ~500 cases/yr of urethral cancer in the U.S. Is there…

Pituitary Tumor Updated by Emma B. Holliday BACKGROUND What is the % of pituitary tumors in relation to all primary brain tumors? ~10%–15% of all diagnosed primary brain tumors are…

Ovarian Cancer Updated by Surbhi Grover BACKGROUND In the U.S., where does ovarian cancer rank as a cause of cancer death in women? In the U.S., epithelial ovarian cancer (EOC)…

Metastatic Prostate Cancer Updated by Phillip J. Gray BACKGROUND What % of newly diagnosed prostate cancer pts present with advanced Dz? ~10%–20% of pts present with advanced Dz (local and/or…

Desmoid Tumors Updated by William K. J. Skinner and Deborah A. Frassica BACKGROUND What are desmoid tumors (DT)? DTs are rare, benign, slow-growing fibroblastic neoplasms that arise from musculoaponeurotic stromal…

Low-Risk Prostate Cancer Updated by Anand Background What is the annual incidence and mortality of prostate cancer in the U.S.? ~24,0000 Dx of and ~30,000 deaths from prostate cancer annually…

Thymoma and Thymic Carcinoma Updated by Shervin M. Shirvani and Melenda D. Jeter BACKGROUND What is the embryonic derivation of the thymus? The embryonic derivation of the thymus is the…

Early-Stage (I–II) Breast Cancer Updated by Emma B. Holliday BACKGROUND What histologic subtypes of invasive ductal carcinoma (IDC) are associated with favorable outcomes? Tubular, medullary, mucinous (colloid), and papillary What…

Thyroid Cancer John P. Christodouleas and Updated by Mark Edson BACKGROUND Name the anatomic subdivisions/lobes of the thyroid. Subdivisions/lobes of the thyroid: 1. Right lobe 2. Left lobe 3. Isthmus…