MALENA: Melena is the medical term for black, tarry stools caused by the presence of digested blood. It typically indicates bleeding in the upper gastrointestinal (GI) tract, such as the: Stomach Duodenum Stool Colour Chart A quick clinical guide to interpret stool color changes and their possible causes. Stool appearance can give important clues about gastrointestinal healthbut always correlate with history, examination, and Constipation ICD 10 Codes: Full List with Clinical Use Solved] ICD 10 CM and PCS codes. A 75 year old male was admitted to the hospital after coming to the emergency department Course Hero Diverticular Disease Risk Factors, Symptoms, and ICD 10 Codes