Table 3 Prevalence of abnormal small bowel manometry patterns among patients with different types of gastrointestinal neuromuscular pathology
Manometry findingPrevalence of finding in relation to underlying pathology
NeuropathyMyopathyNeuromyopathy
Aberrant propagation of phase III of the migrating motor complex31/68 (46%)3/9 (33%)7/17 (41%)
Aberrant configuration of phase III of the migrating motor complex9/68 (13%)2/9 (22%)4/17 (24%)
Bursts (>2 min) of non-propagated phasic pressure activity55/78 (71%)8/9 (89%)18/19 (95%)
Sustained periods (>30 min) of intense phasic pressure activity28/78 (36%)2/9 (27%)10/19 (53%)
Inability of a meal to change fasting intestinal activity into a fed pattern8/78 (10%)1/8 (13%)4/18 (22%)
Absence of migrating motor complexes4/34 (12%)0/7 (0%)1/15 (7%)
Severe hypomotility0/78 (0%)3/12 (25%)3/22 (14%)

  • Some of the findings could not be assessed in all patients due to absence of phase III, inability to take a meal or presence of severe hypomotility.