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Intrahepatic biliary fibrosis, as seen with cholestatic liver injuries such as biliary atresia, is mechanistically distinct from fibrosis caused by hepatocyte toxicity. We previously demonstrated the expansion of cells expressing the stem/progenitor cell marker Prominin-1, within regions of developing fibrosis in biliary atresia. Thus, we hypothesized that Prominin-1 expression is biliary fibrosis-specific...
Parathyroidectomy offers the only cure for primary hyperparathyroidism, but today only 50% of primary hyperparathyroidism patients are referred for operation, in large part, because the condition is widely under-recognized. The diagnosis of primary hyperparathyroidism can be especially challenging with mild biochemical indices. Machine learning is a collection of methods in which computers build predictive...
This prospective survey study assessed changes in sleep quality in patients with primary hyperparathyroidism after parathyroidectomy.Patients undergoing parathyroidectomy for primary hyperparathyroidism (n = 110) or thyroidectomy for benign euthyroid disease (control group; n = 45) were recruited between June 2013 and June 2015 and completed the Pittsburgh Sleep Quality Index preoperatively and at...
Ex vivo aspiration of a parathyroid gland with intraoperative parathyroid hormone determination is a method for intraoperative confirmation of parathyroid tissue. The aim of this study was to describe the use and applicability of this technique at a single, high-volume institution.This is a retrospective review of patients who underwent parathyroidectomy and ex vivo aspiration of suspected, abnormal...
Intraoperative frozen section (FS) often is performed in patients who undergo thyroid lobectomy to determine the need for completion thyroidectomy. At our institution, if FS pathology is benign, final pathology is expedited overnight. The aim of this study was to determine the utility of FS and to identify a cost-effective management algorithm for thyroid lobectomy.A retrospective review was performed...
Secondary adrenal insufficiency (AI) can occur after unilateral adrenalectomy for adrenal-dependent hypercortisolism. Postoperative glucocorticoid replacement (GR), although given routinely, may not be necessary. We sought to identify factors that, in combination with postoperative day 1 cosyntropin stimulation testing (POD1-CST), would predict the need for GR.We reviewed 31 consecutive patients who...
Compartment-oriented neck dissection is recommended for patients with evidence of thyroid cancer metastases to lateral compartment lymph nodes. This study reviews the outcomes of patients who underwent lateral neck dissections (LND) at a high-volume institution.This is a retrospective review of patients who underwent LND for metastatic thyroid cancer from January 2009 to June 2014. Preoperative evaluation,...
Current American Joint Committee on Cancer/International Union against Cancer (AJCC/UICC) and European Network for the Study of Adrenal Tumors staging for adrenocortical carcinoma (ACC) have not shown a survival difference between patients with stage I/II disease. This study evaluates current staging systems for survival prediction using a larger cohort and assesses whether incorporating age into...
The optimal operation for a patient with a thyroid nodule “suspicious for papillary thyroid cancer (PTC)” on fine-needle aspiration (FNA) is unclear. This study examines the incremental cost-utility of thyroid lobectomy with intraoperative frozen section (thyroid lobectomy) versus total thyroidectomy.Cost-utility analysis was performed for patients with a cytologic diagnosis of “suspicious for PTC”...
Preoperative ultrasonography (US) is recommended in all patients with differentiated thyroid cancer (DTC) to evaluate for clinically occult metastatic lymphadenopathy. The purpose of this study was to examine the influence of preoperative US findings on the initial operative management of patients with DTC.This is a retrospective review of 70 patients with biopsy-proven DTC who underwent total thyroidectomy...
Lithium-associated hyperparathyroidism has been attributed to multigland hyperplasia requiring bilateral exploration and subtotal parathyroidectomy. Recent studies suggest that some patients may have single gland disease and be eligible for minimally invasive parathyroidectomy.We performed a retrospective review of a prospective, single institution parathyroid database of 1,010 patients who underwent...
Previous abdominal surgery may present a challenge to safely completing laparoscopic adrenalectomy. We evaluated the impact of previous ipsilateral upper abdominal surgery on laparoscopic adrenalectomy outcomes.A retrospective analysis of prospective databases was performed for patients that underwent laparoscopic transabdominal adrenalectomy at 2 tertiary centers between 2001 and 2011. Patients with...
Adrenocortical carcinoma (ACC) is a rare, but aggressive, malignancy. Current American Association of Clinical Endocrinologists (AACE)/American Association of Endocrine Surgeons (AAES) guidelines recommend resection of nonfunctional adrenal neoplasms ≥4 cm. This study evaluates the cost-effectiveness of this approach.A decision tree was constructed for patients with a nonfunctional, 4-cm adrenal incidentaloma...
The optimal protocol for the detection and treatment of postthyroidectomy hypoparathyroidism is unknown. We sought to identify and treat patients at risk for symptomatic hypocalcemia on the basis of a single parathyroid hormone (PTH) obtained the morning after surgery (POD1).We performed a prospective, randomized study of total thyroidectomy patients who had POD1 calcium and PTH (pg/mL) levels. Randomization...
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