Vomiting of blood that is either fresh bright red, or older "coffee-ground" in character. It generally indicates bleeding of the UPPER GASTROINTESTINAL TRACT.
Hematemeses
D006801
Humans
Members of the species Homo sapiens.
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
D000768
Anesthesia, General
Procedure in which patients are induced into an unconscious state through use of various medications so that they do not feel pain during surgery.