Pleural Effusion, Malignant

**Definition:** Presence of fluid in the PLEURAL CAVITY as a complication of malignant disease. Malignant pleural effusions often contain actual malignant cells.

**Tree numbers:** - C04.588.894.797.640.700 - C08.528.652.700 - C08.528.694.700 - C08.785.640.700

**Synonyms:** - Malignant Pleural Effusion