Publications by authors named "Jin-Zhi Ouyang"

Background: Prolonged gonadal hormone deficiency in patients with idiopathic hypogonadotropic hypogonadism (IHH) may produce adverse effects on the endocrine homeostasis and metabolism. This study aimed to compare basal serum adrenocorticotropic hormone (ACTH) and cortisol levels between male IHH patients and healthy controls. Moreover, this study compared the basal hypothalamic-pituitary-adrenal (HPA) axis in patients with and without nonalcoholic fatty liver disease (NAFLD), and also evaluated the relationship between basal HPA axis and NAFLD in male IHH patients.

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Background: Hypertension often persists after adrenalectomy for primary aldosteronism (PA). Many studies have analyzed the outcomes of adrenalectomy for aldosterone-producing adenomas (APA) to identify predictive factors for persistent hypertension. However, differentially expressed genes in persistent postoperative hypertension remain unknown.

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Objective: To explore the imaging features of congenital adrenal cortex hyperplasia (CAH).

Methods: A total of 45 patients clinically confirmed as CAH were retrospectively analyzed to investigate the imaging features and strengthening way of the multi-detector-row Computed tomography.

Results: The imaging features of all the cases presented as following: 25 with bilateral adrenal hyperplasia, 6 with unilateral adrenal hyperplasia, 6 with adrenal nodular hyperplasia, 2 with adrenal hyperplasia and unilateral solid cystic lesion, 2 with adrenal hyperplasia and double side real cystic lesion, 1 with adrenal hyperplasia and unilateral cystic changes and 3 with normal adrenal.

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Several frequent polymorphisms in the CYP11B2 gene are suggested to be associated with essential hypertension and aldosterone secretion. In this study, we investigated the association of polymorphisms in CYP11B2 and CYP11B1 genes with the risk of primary hyperaldosteronism (PH). Three polymorphisms in the CYP11B2 gene (intron 2 conversion, rs1799998 and rs4539) and two polymorphisms in the CYP11B1 gene (rs6410 and rs6387) were analyzed in patients with PH and in the normal population.

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Purpose: We compared the clinical outcomes of retroperitoneoscopic and open adrenalectomy for pheochromocytoma.

Materials And Methods: Clinical data on 56 patients who underwent retroperitoneoscopic lateral adrenalectomy were retrospectively compared with those on 50 who underwent open adrenalectomy for pheochromocytoma, including patient demographic data, perioperative indexes and clinical outcomes.

Results: Demographic data on patients were similar in the 2 groups.

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Objectives: To evaluate the effectiveness and safety of retroperitoneal laparoscopic adrenalectomy for pheochromocytoma and report our experience in adrenalectomy without previous control of the adrenal vein.

Methods: From January 2000 to December 2005, 56 patients underwent 58 retroperitoneal laparoscopic adrenalectomy procedures for the treatment of pheochromocytoma. Adequate preoperative antihypertensive preparation was performed.

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