Major causes of villous atrophy in adults
| Pathological findings characteristic but not diagnostic | |
| Coeliac disease* | |
| Tropical sprue* | |
| Adult-onset autoimmune enteropathy | |
| Hypogammaglobulinaemia | |
| Idiopathic AIDS enteropathy | |
| Pathological findings that could be diagnostic | |
| Eosinophilic gastroenteritis | |
| Whipple disease | |
| Abetalipoproteinaemia | |
| Intestinal lymphoma | |
| Collagenous sprue | |
| Tuberculosis | |
| Giardiasis* | |
| Crohn's disease | |
| Pathological findings that are non-specific | |
| Small-bowel bacterial overgrowth* | |
| Infectious enteritis* | |
| Parasitic infestation* | |
| Severe malnutrition | |
| Small-bowel ischaemia | |
↵* More frequent causes.
AIDS, acquired immune deficiency syndrome.