**Question:** Treatment of choice for simple cyst of liver

**Core Concept:** Simple liver cysts are benign, fluid-filled sacs within the liver parenchyma that can cause symptoms or complications. The most effective treatment focuses on relieving symptoms or preventing complications.

**Why the Correct Answer is Right:**

The correct answer, D, refers to the surgical intervention called "Embolization" for managing simple liver cysts. In this procedure, a catheter is inserted into the cyst's feeding artery, and a substance is injected to block the blood supply to the cyst, thereby causing it to shrink. This method is effective and minimally invasive, making it the preferred choice for treating symptomatic or increasing cyst size.

**Why Each Wrong Option is Incorrect:**

A) Option A (medication) is incorrect because simple liver cysts are not typically responsive to medications like analgesics or anti-inflammatory drugs. Medical intervention is usually recommended for unrelated liver conditions.

B) Option B (biopsy) is incorrect because a biopsy involves obtaining tissue samples for pathological examination, which is not related to treating simple liver cysts.

C) Option C (ablation) is incorrect because ablation methods like radiofrequency ablation or ethanol injection involve destroying the cyst wall, which is not suitable for treating simple liver cysts due to the risk of liver tissue damage.

**Clinical Pearl / High-Yield Fact:**

While simple liver cysts are typically benign and self-limiting, it is essential to differentiate them from hepatic hydatid cysts (caused by Echinococcus granulosus infection). Treatment approaches vary significantly between these two types of cysts, emphasizing the importance of accurate diagnosis.

**Correct Answer:** D (Embolization)