1. Common Causes of SIBO Checklist
Blind loops
congenital
SI diverticulosis
surgery
Immunosuppression
immunocompromise
Bowel wall thickening/loss of motility
scleroderma
Crohn’s
Mechanical or pseudo-obstruction
Adhesions
surgical
post-perforation
endometriosis
Medications etc.
opiates
antibiotics
PPIs
alcohol
parasites
Food poisoning, traveler’s diarrhea, gastroenteritis
Traumatic Brain Injury
(TBI or CTE)
Lyme and
co-infections
Altered collagen
(eg. Ehlers-Danlos)
Parkinson’s
Hypochlorhydria
Pancreatic insufficiency
Bile or brush border enzyme deficiency
Overtraining and adrenal
maladaption syndromes
Ileocecal valve dysfunction
High levels of anti-CDT-B or antivinculin antibodies
hypothyroidism
diabetes
Small intestine bacterial overgrowth
Steven Sandberg-Lewis 2014, 2016, 2017