Hard Bump Under Eye Corner After Rhinoplasty

It is possible that the bump is where the surgeon broke your nasal bones.  This is often palpable but not visible and tends to resolve with time, you should consult your surgeon to be sure.

There are many different maneuvers performed to reshape the nose. In order the take a hump down and narrow the nose, the bones on the side of the nose which support the nose typically needs to be broken (osteotomy). At 4 days out from surgery, there is going to be a lot of swelling and bruising. It is way to early to assess to final outcome and contour of the nose. If there is still a bump there after several months, it might be the transition point of where the bones were surgically broken. Sometimes the bumps may also be due the the deposition of bone in the fracture line that with time will resolve. Your surgeon can explain what he did during surgery to alleviate your worries.

You may be feeling the spot where the bones were broken ( or osteotomized).  Check with your doctor to make sure.  Minor irregularities and slight bumps under the skin are common after rhinoplasty.