Types of Neck Dissections MRND, SND

Questions on Types of Neck Dissections – Define selective neck dissection. Describe its types and indications for each. (2+4+4) Classify neck dissections. Describe the indications, surgical steps and complications  of modified radical neck dissection. Q- Discuss briefly principles and complications of supra-omohyoid neck dissection. Role of neck dissection in T1 and T2 malignancy of  oral  cavity. June 2014, June 2015, June 2012, Dec 2013, Dec 2016, June 2019

Types of Neck Dissections

Modified Radical Neck Dissection (MRND) :

 Rationale-

• – Reduce postsurgical shoulder pain and shoulder dysfunction.( Reduce pain due to preservation of SAN )
• – Improve cosmetic outcome. (Cosmetic as it preserves major structures)
• – Reduce likelihood of bilateral IJV resection.

Definition– Excision of same lymph node bearing regions as RND with preservation of one or more nonlymphatic structures (SAN, SCM, IJV).

MRND type III is analogous to the “functional neck dissection” described by Bocca

Three types (Medina 1989)

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