This document discusses the diagnosis and management of menstrual disorders. It begins by reviewing normal menstrual physiology and providing terminology used to describe different types of menstrual disorders. It then discusses the general approach to taking a history and performing an examination for patients presenting with menstrual complaints. Specific sections cover the evaluation and treatment of dysmenorrhea, menorrhagia, amenorrhea, and anovulatory bleeding. Causes and management approaches are provided for different menstrual disorders.