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Melena is a form of blood in stool which refers to the dark black, tarry feces that are commonly associated with upper gastrointestinal bleeding. [1] The black color and characteristic strong odor are caused by hemoglobin in the blood being altered by digestive enzymes and intestinal bacteria .
Blood in stool looks different depending on how early it enters the digestive tract—and thus how much digestive action it has been exposed to—and how much there is. The term can refer either to melena, with a black appearance, typically originating from upper gastrointestinal bleeding; or to hematochezia, with a red color, typically originating from lower gastrointestinal bleeding. [6]
Esophagitis, esophageal varices, gastritis, cirrhosis or gastric ulcers for example, may bleed and produce coffee-ground vomitus. When unaccompanied by melena, hematemesis or a fall in hemoglobin with corresponding urea rises and creates an unstable reaction, and other causes of coffee ground vomitus need to be elucidated; for example, gastric stasis, bowel obstruction or ileus, that can cause ...
"Although it does not directly stimulate hair follicles, it can provide the nutrients needed to grow." Additionally, Dr. Castilla notes that you won't see results from any hair growth treatment ...
After a few days without washing, natural oils start to build up on your scalp, which is where that greasy smell comes from in the first place. After day three, my scalp starts to reek (to put it ...
They smell SO good, but they also make hair feel super soft, combat frizz and protect against heat damage. 5 leave-in hair conditioners that smell so good, people will ask what perfume you’re ...
Steatorrhea (or steatorrhoea) is the presence of excess fat in feces.Stools may be bulky and difficult to flush, have a pale and oily appearance, and can be especially foul-smelling. [1]
How to tell what your home actually smells like. Nose blindness is hard to prevent since, as Rowan explains, it’s a natural adaptation of the brain. However, there are things you can do to get a ...