Removing level I to V lymphnode along with removal of sternoclenoid muscle is called as
**Core Concept**
The question pertains to surgical techniques and lymph node dissection in the neck, specifically focusing on the removal of lymph nodes and associated structures. The sternocleidomastoid muscle plays a crucial role in this procedure.
**Why the Correct Answer is Right**
The correct answer refers to a specific surgical approach where level I to V lymph nodes are removed along with the sternocleidomastoid muscle. This procedure is typically performed in cases of head and neck malignancies. The sternocleidomastoid muscle is resected to facilitate access to the lymph nodes and to remove any potential sites of tumor spread. The removal of level I to V lymph nodes is crucial in staging and treating neck metastases.
**Why Each Wrong Option is Incorrect**
**Option A:** This option is incorrect as it does not specify the removal of the sternocleidomastoid muscle.
**Option B:** This option is incorrect as it does not accurately describe the extent of lymph node removal.
**Option C:** This option is incorrect as it is not a recognized surgical procedure for lymph node dissection.
**Clinical Pearl / High-Yield Fact**
In neck dissections, the sternocleidomastoid muscle is often preserved to maintain motor function and reduce the risk of shoulder dysfunction.
**Correct Answer: C. Radical Neck Dissection. Radical neck dissection involves the removal of level I to V lymph nodes along with the sternocleidomastoid muscle, internal jugular vein, and spinal accessory nerve.**