대한대장항문학회

Carcinoid is the most common tumor in the appendix and most often occurs in young patient. A case of mesoappendiceal invasion of carcinoid of appendix in presented and the literature review for indications for right hemicolectomy. A 38-year-old man was<br>admitted to hospital after 3 day with right lower quadrant pain. The appendectomy was performed. At gross pathologic examination the appendix measured 7.5 cm in length and 1.6 cm in diameter. The serosal surface is congested and covered with yellow<br>white fibrinoid material. The cut surface revealed a focal thickening of wall, measured 0.7?.5 cm at 2 cm from tip of the appendix. Light microscopy revealed a typical carcinoid tumors infiltrating periappendiceal fat tissue. The patient was<br>readmitted 4 weeks postoperatively for an elective right hemicolectomy. At exploratory laparotomy, there were no palpable lymph nodes. Exploration of the distal ileum, small bowel, and remaining abdomen did reveal any other carcinoid tumors.<br>