Excision of middle mediastinal parathyroid adenoma by videoscopic assisted mediastinoscopy (VAM)
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Updated: Oct 20, 2026

Gasless Endoscopic Thyroidectomy via the Trans-Axillary Approach
Published on: September 15, 2023
Rene Razzak1, Todd McMullen2, Eric L R Bédard1
1Division of Thoracic Surgery, Department of Surgery, Royal Alexandra Hospital, Edmonton, Alberta, Canada.
Abstract:
We report a case involving a female patient with primary hyperparathyroidism arising from a middle mediastinal parathyroid adenoma. Initial diagnosis was made based on a history of polyuria and recurrent renal colic. At the age of 77 she underwent videoscopic assisted mediastinoscopy (VAM) for resection of the adenoma which was localized using single-photon emission computed tomography (SPECT/CT). This case illustrates the importance for accurate pre-operative localization and intra-operative monitoring to ensure complete surgical removal in order to improve postoperative normocalcemia success rates.

