It is common that after opening abdominal cavity an intestines need some time to start work property.
It is described as paralytic ileus
and it is normal after any abdominal surgery
. However it shouldn't last for more than few days after a surgery. Otherwise there advisable to suspect that something went wrong. Sometimes after an appendectomy
(and any other surgery) intestines may be twisted what results with intestinal obstruction. This is urgent situation and another surgery may be required.
That is why if this symptoms are not going away, surgeon visit is advisable. It is necessary to perform abdomen X-ray which will rule it out.