Cause of "bloody" vomitus in a neonate
Meckel&;s dieiculum may cause severe hemorrhage due to peptic ulceration. The blood is usually passed per rectum and is maroon in colour. it may cause bloody vomitus. Ref : BAILEY AND LOVE&;S SHO PRACTICE OF SURGERY,24 TH EDITION PG NO:1159
Meckel's diveiculum
Intussusception
Malrotation
Cholecystitis
Gastrointestinal tract