- Ambulatory 24-h colonic manometry in healthy humansS S Rao
Department of Internal Medicine and Clinical Research Center, University of Iowa, Iowa City, Iowa 52242, USA
Am J Physiol Gastrointest Liver Physiol 280:G629-39. 2001..The colon exhibits a wide spectrum of pressure activity around the clock, with gender and regional differences and circadian rhythm. This comprehensive study provides qualitative and quantitative normative data for colonic manometry...
- Altered periodic rectal motor activity: a mechanism for slow transit constipationS S Rao
Department of Internal Medicine, University of Iowa College of Medicine, Iowa City, Iowa, USA
Neurogastroenterol Motil 13:591-8. 2001..In addition to decreased colonic motility, this excessive and unco-ordinated phasic rectal activity may further impede stool transport and contribute to the pathogenesis of slow transit constipation...
- Dyssynergic defecationS S Rao
Section of Neurogastroenterology, Division of Gastroenterology Hepatology, Department of Internal Medicine, University of Iowa College of Medicine, Iowa City, Iowa, USA
Gastroenterol Clin North Am 30:97-114. 2001..Further refinements in diagnostic criteria and in rehabilitation therapy programs should facilitate better diagnosis and treatment of patients with dyssynergic defecation...