Chronic or intermittent diarrhoea | Addison's disease |
Failure to thrive or faltering growth (in children) | Amenorrhoea |
Persistent and unexplained gastrointestinal symptoms, including nausea or vomiting | Aphthous stomatitis (mouth ulcers) |
Prolonged fatigue | Autoimmune liver conditions |
Recurrent abdominal pain, cramping, or distension | Autoimmune myocarditis |
Sudden or unexpected weight loss | Chronic thrombocytopenia purpura |
Unexplained iron deficiency anaemia or other unspecified anaemia | Dental enamel defects |
Autoimmune thyroid disease | Depression or bipolar disorder |
Dermatitis herpetiformis | Down syndrome |
Irritable bowel syndrome | Epilepsy |
Type 1 diabetes | Low trauma fracture |
First-degree relatives with coeliac disease | Lymphoma |
| Metabolic bone disease (such as rickets or osteomalacia) |
| Microscopic colitis |
| Persistent or unexplained constipation |
| Persistently raised liver enzymes with unknown cause |
| Polyneuropathy |
| Recurrent miscarriage |
| Reduced bone mineral density |
| Sarcoidosis |
| Sjögren's syndrome |
| Turner's syndrome |
| Unexplained alopecia |
| Unexplained subfertility |