symptoms of melena
What are the symptoms of melena? The most common symptom is black stools that are like tar. Other symptoms of gastrointestinal bleeding include vomiting blood or coffee grounds-appearing material, blood in the stool, rapid pulse, lightheadedness, fainting, pale skin, and other symptoms of anemia.
The first melanoma signs and symptoms often are: 1  A change in an existing mole. 2  The development of a new pigmented or unusual-looking growth on your skin.