Fig. 3From: A descriptive study of high resolution total colonic intracavitary manometry and colonic transit test in the diagnostic efficacy of functional constipation in Chinese patientsBoth CTT and HRCM normal (negative) but HE staining positive images in a representative FC patient (Case 15). A CTT normal in Case 15. B HRCM normal in Case 15. C HE staining showed constipation in Case 15. Left, the intermuscular nerve was morphological abnormal and the nerve plexus was atrophied. Right, local hyperplasia was found in submucosal Meissener nerve plexus and Helen sheath nerveBack to article page