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Sentinel lymph node mapping in melanoma of the ear
P D Wey1, C De La Cruz, J S Goydos
1Department of Surgery, UMDNJ-Robert Wood Johnson Medical School, New Brunswick, NJ 08901-0019, USA.
Annals of Plastic Surgery
|May 26, 1998
Summary
Sentinel lymph node mapping for head and neck melanoma, particularly the ear, is crucial. Intraoperative lymphoscintigraphy improves sentinel node identification accuracy, aiding treatment decisions for micrometastatic disease.
Area of Science:
- Oncology
- Surgical Oncology
- Nuclear Medicine
Background:
- Melanoma of the head and neck presents unpredictable lymphatic drainage patterns.
- The ear is a common site with ambiguous nodal drainage, complicating treatment decisions.
Observation:
- Preoperative lymphoscintigraphy aids in identifying clinically relevant lymph nodes.
- Intraoperative lymph node mapping using radioactive tracers offers enhanced accuracy.
Findings:
- Intraoperative lymphoscintigraphy reliably maps sentinel lymph nodes for ear melanoma.
- This technique clarifies drainage patterns and identifies patients benefiting from neck dissection.
Implications:
- Improved accuracy in sentinel lymph node identification for head and neck melanoma.
- Optimized treatment protocols for patients with periauricular micrometastatic disease.
- Enhanced surgical decision-making regarding completion neck dissection.