Symptoms of a Major Depressive Episode usually develop over days to weeks. A prodromal period that may include anxiety symptoms and mild depressive symptoms… » »   

A Major Depressive Episode must be distinguished from a Mood Disorder Due to a General Medical Condition. The appropriate diagnosis would be Mood Disorder… » »   

Episode Features
The essential feature of a Major Depressive Episode is a period of at least 2 weeks during which there is… » »   

Associated descriptive features and mental disorders. Individuals with a Major Depressive Episode frequently present with tearfulness, irritability, brooding, obsessive rumination, anxiety, phobias, excessive worry… » »   

The Mood Disorders section includes disorders that have a disturbance in mood as the predominant feature. The section is divided into three parts. The… » »   

For Major Depressive Disorder:
1. The first three digits are 296.
2. The fourth digit is either 2 (if there… » »