Celiac Disease

Comparison of Gluten-Related Disorders

Gluten-related disorders can share similar symptoms, but they differ significantly in their underlying causes, diagnostic criteria, and long-term health implications. Understanding these distinctions is important for ensuring an accurate diagnosis and appropriate treatment. The comparison table below provides an overview of the key features of celiac disease, non-celiac gluten sensitivity, wheat allergy, and other related conditions to help you better understand how these disorders differ.
Celiac Disease Non-Celiac Gluten Sensitivity Wheat Allergy
Definition Genetic, autoimmune disorder, gluten
ingestion triggers damage to
small intestine
Intolerance to gluten or other wheat
components without damage to small intestine
Immune response to one or
more of the proteins found
in wheat (can include gluten)
GI symptoms Diarrhea, bloating, abdominal pain Diarrhea, bloating, abdominal pain Nausea, vomiting, diarrhea, bloating,
irritation of mouth or throat
Extra-intestinal findings Weight loss, malutrition, iron deficiency,
dental caries, bone loss, skin issues,
neurological disorders, liver dysfunction,
joint pain, hair loss, fatigue
Brain fog, neurological disorders,
joint pain, fatigue
Hives, rash, nasal congestion, eye
irritation, difficulty breathing
Positive antibody test Yes Variable No
Abnormal intestinal biopsy Yes No No
Treatment Strict adherence to a gluten-free lifestyle Adherence to a wheat-free/glutent-free
diet (level of adherence variable)
Strict adherence to a wheat-free lifestyle