Breath methane positivity is more common and higher in patients with objectively proven delayed transit constipation

Methane on Breath Testing Is Associated with Constipation: A Systematic Review and Meta-analysis

(2011) David Kunkel et al.   DIGESTIVE DISEASES AND SCIENCES

The characteristics of the positivity to the lactulose breath test in patients with abdominal bloating

(2011) Eun Jung Kim et al.   EUROPEAN JOURNAL OF GASTROENTEROLOGY & HEPATOLOGY

Chronic Constipation: An Evidence-Based Review

(2011) L. Leung et al.   Journal of the American Board of Family Medicine

Combined oro-caecal scintigraphy and lactulose hydrogen breath testing demonstrate that breath testing detects oro-caecal transit, not small intestinal bacterial overgrowth in patients with IBS

(2010) D. Yu et al.   GUT

Direct and indirect medical costs of functional constipation: a population-based study

(2010) Hamid Mohaghegh Shalmani et al.   INTERNATIONAL JOURNAL OF COLORECTAL DISEASE

Clinical Significance of Colonic Diverticulosis Associated with Bowel Symptoms and Colon Polyp

(2010) Kang-Moon Lee et al.   JOURNAL OF KOREAN MEDICAL SCIENCE

Methanogenic Flora Is Associated With Altered Colonic Transit but Not Stool Characteristics in Constipation Without IBS

(2009) Ashok Attaluri et al.   AMERICAN JOURNAL OF GASTROENTEROLOGY