Today: How Wilma Rudolph overcame poverty and polio to become famous and an inspiration to others. If ever you thought the odds against your success were overwhelming, wait until you read todayâs story. Wilma was born black in deeply segregated Tennessee in 1940, the 20th of 22 children to a poor family.
There can be many causes of hematemesis, such as: 1  bleeding ulcers. 2  prolonged and vigorous retching that causes tears in the esophageal mucosa (known as Mallory-Weiss Syndrome) 3  gastric or intestinal varices.  vascular malfunctions of the gastroentestinal 1  tract. tumors in the stomach or esophagus.
The term melena is used to describe a black, tarry appearing feces, which occurs due to the presence of digested blood in the intestines, or to internal bleeding that has passed into the intestine. Melena is typically seen due to bleeding in the upper portion of the gastrointestinal tract. It has also been seen in dogs after they have ingested a sufficient amount of blood from the oral cavity or respiratory tract. It is not a disease in itself but a symptom of some other underlying disease.