Three cases of parathyroid carcinoma in which preoperative ultrasonography was useful for preoperative diagnosis

Key Points

• The aim is to highlight the usefulness of ultrasonography for diagnosing parathyroid carcinoma before surgery.
• Case reports of three patients diagnosed with parathyroid carcinoma.
• Preoperative ultrasonography performed to identify tumors.
• Follow-up and analysis of surgical outcomes.
• Ultrasonography successfully identified parathyroid tumors prior to surgery.
• All cases exhibited unique characteristics detectable via ultrasound.
• Histological confirmation of carcinoma obtained post-surgery.