How long would you wait for outflow to improve before consulting surgery in a peritoneal dialysis patient with an outflow obstruction who is prescribed laxatives for catheter migration?  

Any PD patient with outflow dysfunction that does not improve with laxatives should undergo abdominal x-ray to evaluate the position of the PD catheter.  If the PD catheter is outside of its expected position within the mid-pelvis, there may be ongoing issues of catheter dysfunction if the cath...