My wife is having pain on the belly button. She feels this pain for the last five to seven days. The pain is sharp when she put her finger and touch the belly button. I need your opinion on the following. What could be the problem? What course of action has to be taken? Which speciality doctor to be consulted for this pain? My wife's age is 36. She has delivered two babies under normal delivery and had family planning operation five years before. Her health status and period dates are normal as per cycle.