hypoperistalsis

Typical clinical findings are hypoperistalsis, and pseudo-obstruction.

Berdon syndrome, also called Megacystis-microcolon-intestinal hypoperistalsis syndrome (MMIH syndrome), is an autosomal recessive genetic disorder affecting newborns.

She was born with megacystis microcolon intestinal hypoperistalsis (MMIH) syndrome (also known as Berdon syndrome), a congenital smooth muscle disorder which affected her kidneys, intestines and stomach; she would have died earlier without treatment.