High and welcome to HCM
In adenocarcinoma of the appendix, right hemicolectomy is associated with improved survival compared with appendectomy
alone,. so it was a good decision by your surgeon to do a hemicolectomy for your wife
This could be a sign of cancer or just a local infection of the wound. Although recurrence in appendix adenocarcinoma
You should visit your surgeon get pus culture and sensitivity done and get an Abdominal CT scan
which will rule out any intra abdominal pathology, Start her on antibiotics as per the culture reports.
Wish your wife good health.