Common signs of a surgical infection include fever, pain, swelling, and a pus-like discharge.

The symptoms of a deep SSI tend to be worse than with a superficial incisional SSI.

Even so, all three conditions can progress if not treated correctly.

Post-Surgery Signs of Infection

Verywell / Joshua Seong

Sepsis is a medical emergency that can lead toshock, coma, or deathif left untreated.

The most common of these are calledStaphylococcus,Streptococcus, andPseudomonas.

If left untreated, the infection can spread into the bloodstream and causes sepsis and septic shock.

Improper wound care is a common cause of SSIs.

People who are older, immunocompromised, smoke, or have uncontrolled diabetes or obesity are at greater risk.

Johns Hopkins Health.Surgical site infections.

Kaiser Permanente.Incision care after surgery.