Muscle Weakness

**Definition:** A vague complaint of debility, fatigue, or exhaustion attributable to weakness of various muscles. The weakness can be characterized as subacute or chronic, often progressive, and is a manifestation of many muscle and neuromuscular diseases. (From Wyngaarden et al., Cecil Textbook of Medicine, 19th ed, p2251)

**Tree numbers:** - C05.651.515 - C10.597.613.593 - C23.550.695 - C23.888.592.608.593

**Synonyms:** - Muscular Weakness