Endocrine Abstracts

Parathyroid cysts (PCs) are rare lesions usually found during exploration of neck and mediastinal masses. Ten percent of PCs can be functional and release parathyroid hormones causing hypercalcemia. Most PCs are small but lesions greater than 1 cm can exert pressure effects on adjacent structures\. Diagnosis can be challenging as PCs can mimic thyroid masses with no focal tracer uptake during most functional imaging modalities. Fine needle aspiration (FNA) can help if coupled ...