Blood in vomit :
Blood in vomit can be assumed as a very serious symptom and therefore needs urgent consultation with a health care provider, hematemesis refers to blood in vomit. There are many conditions which may cause this symptom, ulcers, gastritis, and esophageal varices, which may even involve possible internal bleeding. The source could be identified depending upon the color of blood. Bright red vomit suggests an upper gastrointestinal tract bleed, whereas dark or coffee-ground-like vomit usually indicates that the bleeding is coming from the stomach. These occur when there is blood in the vomit, and one should seek attention immediately since this presents a potentially life-threatening condition.