Neck Mass - Differential Diagnosis Framework
Inflammatory:
 • Viral (reactive): EBV, HIV
 • Bacterial: Staph/Strep, Tularemia, Brucella
 • Granulomatous: TB, Actinomyces, Cat-scratch diwase
 • Other: Kikuchi-Fujimoto, Sarcoid
Congenital:
 • Thyroglossal Duct Cyst, Branchial Cleft Cyst
Neoplasm:
 • Primary: Thyroid, Salivary Glands, Lymphoma, Neurogenic
 • Metastatic: SCC, Melanoma
 • Benign: Lipoma, Cyst

BCM IM Residency @BCM_InternalMed

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