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There are many causes of infectious diarrhea, which include viruses, bacteria and parasites. [29] Infectious diarrhea is frequently referred to as gastroenteritis. [30] Norovirus is the most common cause of viral diarrhea in adults, [31] but rotavirus is the most common cause in children under five years old. [32]
While many different things can cause diarrhea—including infections or a more serious gastrointestinal condition—in most cases, it will go away after a few days without the need for treatment.
Giardiasis is a parasitic disease caused by Giardia duodenalis (also known as G. lamblia and G. intestinalis). [3] Infected individuals who experience symptoms (about 10% have no symptoms) may have diarrhea, abdominal pain, and weight loss. [1]
While you might be quick to blame your diarrhea on stress, Dr. Khan says many conditions can cause bowel movement changes, like IBS, IBD, celiac disease, an infection, or even colon cancer.
Viruses cause about 70% of episodes of infectious diarrhea in the pediatric age group. [13] Rotavirus is a less common cause in adults due to acquired immunity. [27] Norovirus is the cause in about 18% of all cases. [28] Generally speaking, viral gastroenteritis accounts for 21–40% of the cases of infectious diarrhea in developed countries. [29]
However, having certain underlying conditions may make you more prone to stress-induced diarrhea than other people, Dr. Farhadi says. Those can include: Irritable bowel syndrome
Fistulas, openings in the gut, result from penetrating disease and can cause diarrhea, urinary tract infections, and stool leakage to the vagina or skin. It is treated by bowel resection or fistulotomy [ 2 ]
Wen: The majority of people with diarrhea, vomiting and stomach cramps have viral gastroenteritis caused by the very contagious norovirus. This illness comes on abruptly and is very uncomfortable ...