**Question:** Which one of the following is the treatment of choice for a desmoids tumor?

A. Surgery
B. Radiation therapy
C. Chemotherapy
D. Medical management with anti-inflammatory drugs

**Core Concept:** Desmoids tumors are benign fibroblastic tumors that are locally aggressive but rarely cause distant spread. They are a subset of soft tissue sarcomas and can arise de novo or in association with familial adenomatous polyposis (FAP).

**Why the Correct Answer is Right:**
The correct answer, D, refers to medical management with anti-inflammatory drugs like non-steroidal anti-inflammatory drugs (NSAIDs) like ibuprofen or celecoxib. These drugs can help in controlling the tumor growth by reducing the inflammatory response that stimulates the fibrogenic process in desmoids tumors.

**Why Each Wrong Option is Incorrect:**
A. Surgery: While surgery can be considered for symptomatic control or to improve cosmetic appearance, it is generally not the first-line treatment option due to the high risk of recurrence.

B. Radiation therapy: Although radiation can be used in certain cases, it is less effective than surgery or medical management due to the tumor's radioresistant nature.

C. Chemotherapy: Desmoids tumors are notoriously radioresistant and chemoresistant, making chemotherapy an inferior choice for treatment compared to medical management with NSAIDs.

**Clinical Pearl:**
Despite being benign, desmoids tumors can cause significant morbidity due to their locally aggressive nature. Medical management with anti-inflammatory drugs is the first-line treatment choice for this type of tumor.

**Correct Answer: D. Medical management with anti-inflammatory drugs like NSAIDs.**

Desmoids tumors are best managed with medical management due to their radioresistant and chemoresistant nature. NSAIDs like ibuprofen or celecoxib can help control tumor growth by reducing the inflammatory response that stimulates the fibrogenic process in desmoids tumors. However, surgery and radiation therapy may be necessary in specific cases, but medical management is the first-line treatment choice as it is less invasive and provides better control over tumor growth.