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Does subclinical pancreatic inflammation occur after parathyroidectomy?
G S Robertson1, P J Gibson, N J London
1Department of Surgery, Leicester Royal Infirmary.
Annals of the Royal College of Surgeons of England
|March 1, 1995
Summary
This study found no evidence of pancreatitis after parathyroid surgery. Elevated amylase levels post-parathyroidectomy may stem from salivary glands, not pancreatic inflammation.
Area of Science:
- Endocrinology
- Gastroenterology
- Surgical Complications
Background:
- Pancreatitis is a rare complication of parathyroid surgery.
- Hyperamylasemia (elevated amylase) is reported in up to 35% of patients post-parathyroidectomy, suggesting subclinical pancreatic inflammation.
Purpose of the Study:
- To investigate the incidence of pancreatic inflammation and hyperamylasemia following parathyroid surgery.
- To differentiate between pancreatic and salivary sources of amylase elevation post-parathyroidectomy.
Main Methods:
- Prospective study of 26 patients undergoing parathyroidectomy.
- Preoperative and postoperative (24, 48 hours) biochemical analyses including serum calcium, phosphate, parathormone, and amylase.
- Pancreatic CT scans performed on 21 patients between 24 and 48 hours postoperatively.
Main Results:
- No patient exhibited evidence of acute pancreatic inflammation or hyperamylasemia.
- Significant postoperative changes in calcium metabolism were observed.
- Absence of amylase elevation in patients undergoing unilateral neck exploration suggests a salivary origin for previously reported elevations.
Conclusions:
- Post-parathyroidectomy pancreatitis is an uncommon complication.
- Elevated amylase levels post-parathyroidectomy are unlikely to indicate subclinical pancreatitis and may originate from salivary isoamylase.
- The etiology of pancreatitis following parathyroid surgery remains unknown.