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Updated: May 2, 2026

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Substernal Thyroid Biopsy Using Endobronchial Ultrasound-guided Transbronchial Needle Aspiration
Published on: November 10, 2014
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Case Report: Ultrasound-guided fine-needle aspiration for parathyroid cyst
1Department of Otolaryngology, Head and Neck Surgery Unit, University Hospital of Ferrara, Ferrara, Italy.
Frontiers in Radiology
|November 10, 2025
Summary
A large parathyroid cyst (PC) was successfully managed with fine-needle aspiration. This non-functioning cyst, despite its size, did not affect systemic hormone levels and showed no recurrence over five years.
Area of Science:
- Endocrinology
- Surgical Pathology
- Diagnostic Imaging
Background:
- Parathyroid cysts (PCs) are rare neck masses, often misdiagnosed as thyroid nodules.
- Large PCs can cause compressive symptoms and tracheal deviation.
- Diagnosis relies on imaging and biochemical analysis of cyst fluid.
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