List of causes of diarrhea

Diarrhea (in American English) or diarrhoea (in British English) is a condition in which the sufferer has frequent watery, loose bowel movements.
Many things can cause diarrhea, which can make diagnosis complex. A list of established causes of diarrhea follows:
* Lactose intolerance
* Pancreatic disease
* Short bowel syndrome
* Postgastrectomy syndrome
* Hyperthyroidism
* Cholestasis
* Celiac disease (gluten intolerance)
* Other malabsorption syndromes
* Inflammatory bowel disease
* Alcoholism
*Use of antibiotics
* Infectious diseases
** Viral Infections
*** Norovirus
*** Rotavirus
*** Astrovirus
*** Adenoviruses (serotypes 40 and 41)
** Bacterial Infections
*** Salmonella
*** Shigella
*** Campylobacter
*** Vibrio cholerae
*** Vibrio parahaemolyticus
*** Yersinia enterocolitica
*** Entero-Aggregative Escherichia coli
*** Entero-Toxic Escherichia coli
** Protozoal Infection
*** Giardia lamblia
*** Entamoeba histolytica
*** Blastocystis
*** Dientamoeba fragilis
*** Cryptosporidium
*** Isospora
*** Cyclospora
*** Toxoplasmosis
*** Malaria
** Multicellular Parasitic Diseases
*** Ascaris
*** Trichuris
*** Strongyloides
*** Filariasis
*** Toxocara
*** Echinococcosis
*** Cysticercosis
*** Tapeworms
*** Trematoda - Intestinal, lung, liver flukes
*** Schistosoma
*** Hookworm, pinworm
** Fungal Diseases
*** Candida
* Ischemic colitis
* Radiation colitis
* Irritable bowel syndrome
* Laxative abuse
* Congenital syndromes (chloridorrhea)
* Bacterial toxins
** Clostridium difficile
* Drugs and poisons
* Binge drinking
* Neuroendocrine tumors
* Neoplasia
** Colorectal cancer
* Addison's disease
 
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