Only simple cholecystectomy is adequate in which stage of gallbladder cancer
**Core Concept**
The management of gallbladder cancer depends on the stage of the disease. **Gallbladder cancer** is a malignancy of the **biliary system**, and its treatment varies based on the extent of tumor spread.
**Why the Correct Answer is Right**
For **early-stage gallbladder cancer**, specifically **T1a**, simple cholecystectomy is considered adequate because the cancer is limited to the **mucosa** without invading the **muscular layer** of the gallbladder. This stage has a high chance of cure with minimal surgery.
**Why Each Wrong Option is Incorrect**
**Option A:** Incorrect because more advanced stages require more extensive surgery.
**Option B:** Incorrect as it often requires a more radical approach.
**Option D:** Incorrect because it usually necessitates a major surgical procedure.
**Clinical Pearl / High-Yield Fact**
In **gallbladder cancer**, the key to management is early detection, as **advanced stages** have a poor prognosis.
**Correct Answer:** D. T1a.