Anterior cruciate ligament reconstruction of the knee.

Anterior cruciate ligament (ACL) injuries affect more than 175,000 patients annually. Located in the center of the knee joint, the ACL is the major stabilizing ligament of the knee. If the ACL is injured, then the knee becomes unstable and can buckle when the person pivots.

Laparoscopic-assisted colon surgery.

Laparoscopic-assisted colon surgery is a safe alternative to conventional open colectomy. Using the laparoscopic approach, the surgeon uses tools through port sites to mobilize the section of colon to be removed, avoiding a large laparotomy incision. Usually, two to three 5-mm port site are created.

Stomach tumors and gastric surgery.

Malignant and benign tumors of the stomach must be resected. Some can be removed endoscopically, but larger lesions must be removed via traditional surgical methods. This article provides an overview of malignant and benign stomach tumors and outlines the determination of diagnosis and the recommended treatment.

Perioperative care of the patient with Zenker's diverticulum.

There are a variety of surgical approaches to treat the symptomatic patient with a Zenker's diverticulum. Approaches to treat Zenker's diverticula include external excision (i.e.