Abstract
7549 Background: To describe our experience with sentinel lymph node (SLN) biopsy in patients with eyelid and conjunctival melanoma, Merkel cell carcinoma of eyelid, and sebaceous cell carcinoma of the eyelid. Methods: 20 patients with eyelid or conjunctival malignancies mentioned above were treated at The University of Texas M. D. Anderson Cancer Center between May 2002 and July 2003, had clinically and radiographically negative regional lymph nodes, and underwent preoperative lymphoscintigraphy using an injection of technetium Tc-99m (0.3 mCi) in 0.2 mL volume. Intraoperative mapping was performed with the same volume of technetium Tc-99m along with an injection of isosulfan blue dye. Results: 6 patients had conjunctival melanoma, 6 had eyelid sebaceous cell carcinoma, 6 had eyelid melanoma, and 2 had eyelid Merkel cell carcinoma. SLN(s) were identified in all patients. Intraoperatively, no SLN(s) were blue. 1 patient with conjunctival melanoma and 1 patient with Merkel cell carcinoma had a histological...
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