Carcinoma, Signet Ring Cell

**Definition:** A poorly differentiated adenocarcinoma in which the nucleus is pressed to one side by a cytoplasmic droplet of mucus. It usually arises in the gastrointestinal system.

**Tree numbers:** - C04.557.470.200.025.415 - C04.557.470.590.415

**Synonyms:** - Signet Ring Cell Carcinoma