A retrospective analysis of postoperative hypokalemia in pituitary adenomas after transsphenoidal surgery

Background Pituitary adenoma is one of the most common intracranial neoplasms, and its primary treatment is endoscopic endonasal transsphenoidal tumorectomy. Postoperative hypokalemia in these patients is a common complication, and is associated with morbidity and mortality. This study aimed to anal...

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Main Authors: Lili You, Wenpeng Li, Tang Chen, Dongfang Tang, Jinliang You, Xianfeng Zhang
Format: Article
Language:English
Published: PeerJ Inc. 2017-05-01
Series:PeerJ
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Online Access:https://peerj.com/articles/3337.pdf
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author Lili You
Wenpeng Li
Tang Chen
Dongfang Tang
Jinliang You
Xianfeng Zhang
author_facet Lili You
Wenpeng Li
Tang Chen
Dongfang Tang
Jinliang You
Xianfeng Zhang
author_sort Lili You
collection DOAJ
description Background Pituitary adenoma is one of the most common intracranial neoplasms, and its primary treatment is endoscopic endonasal transsphenoidal tumorectomy. Postoperative hypokalemia in these patients is a common complication, and is associated with morbidity and mortality. This study aimed to analyze the etiopathology of postoperative hypokalemia in pituitary adenomas after endoscopic transsphenoidal surgery. Methods and Materials This retrospective study included 181 pituitary adenomas confirmed by histopathology. Unconditional logistic regression analysis was used to calculate odds ratios (ORs) and 95% confidence intervals (CIs). Repeated measures ANOVA was used to analyze change in serum potassium levels at different time points. Results Multiple Logistic regression analysis revealed that only ACTH-pituitary adenoma (OR = 4.92, 95% CI [1.18–20.48], P = 0.029) had a significant association with postoperative hypokalemia. Moreover, the overall mean serum potassium concentration was significantly lower in the ACTH versus the non-ACTH group (3.34 mmol/L vs. 3.79 mmol/L, P = 0.001). Postoperative hypokalemia was predominantly found in patients with ACTH-pituitary adenoma (P = 0.033). Conclusions ACTH-pituitary adenomas may be an independent factor related postoperative hypokalemia in patients despite conventional potassium supplementation in the immediate postoperative period.
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spelling doaj.art-e1f39fba8a4646498a5294aee8a1c6ca2023-12-03T10:22:37ZengPeerJ Inc.PeerJ2167-83592017-05-015e333710.7717/peerj.3337A retrospective analysis of postoperative hypokalemia in pituitary adenomas after transsphenoidal surgeryLili You0Wenpeng Li1Tang Chen2Dongfang Tang3Jinliang You4Xianfeng Zhang5Department of Clinical Epidemiology, First Hospital of Jilin University, Changchun, ChinaDepartment of Neurosurgery, First Hospital of Jilin University, Changchun, ChinaDepartment of Neurosurgery, First Hospital of Jilin University, Changchun, ChinaDepartment of Neurosurgery, First Hospital of Jilin University, Changchun, ChinaDepartment of Neurosurgery, First Hospital of Jilin University, Changchun, ChinaDepartment of Neurosurgery, First Hospital of Jilin University, Changchun, ChinaBackground Pituitary adenoma is one of the most common intracranial neoplasms, and its primary treatment is endoscopic endonasal transsphenoidal tumorectomy. Postoperative hypokalemia in these patients is a common complication, and is associated with morbidity and mortality. This study aimed to analyze the etiopathology of postoperative hypokalemia in pituitary adenomas after endoscopic transsphenoidal surgery. Methods and Materials This retrospective study included 181 pituitary adenomas confirmed by histopathology. Unconditional logistic regression analysis was used to calculate odds ratios (ORs) and 95% confidence intervals (CIs). Repeated measures ANOVA was used to analyze change in serum potassium levels at different time points. Results Multiple Logistic regression analysis revealed that only ACTH-pituitary adenoma (OR = 4.92, 95% CI [1.18–20.48], P = 0.029) had a significant association with postoperative hypokalemia. Moreover, the overall mean serum potassium concentration was significantly lower in the ACTH versus the non-ACTH group (3.34 mmol/L vs. 3.79 mmol/L, P = 0.001). Postoperative hypokalemia was predominantly found in patients with ACTH-pituitary adenoma (P = 0.033). Conclusions ACTH-pituitary adenomas may be an independent factor related postoperative hypokalemia in patients despite conventional potassium supplementation in the immediate postoperative period.https://peerj.com/articles/3337.pdfPituitary adenomasPostoperative hypokalemiaACTH-pituitary adenomas
spellingShingle Lili You
Wenpeng Li
Tang Chen
Dongfang Tang
Jinliang You
Xianfeng Zhang
A retrospective analysis of postoperative hypokalemia in pituitary adenomas after transsphenoidal surgery
PeerJ
Pituitary adenomas
Postoperative hypokalemia
ACTH-pituitary adenomas
title A retrospective analysis of postoperative hypokalemia in pituitary adenomas after transsphenoidal surgery
title_full A retrospective analysis of postoperative hypokalemia in pituitary adenomas after transsphenoidal surgery
title_fullStr A retrospective analysis of postoperative hypokalemia in pituitary adenomas after transsphenoidal surgery
title_full_unstemmed A retrospective analysis of postoperative hypokalemia in pituitary adenomas after transsphenoidal surgery
title_short A retrospective analysis of postoperative hypokalemia in pituitary adenomas after transsphenoidal surgery
title_sort retrospective analysis of postoperative hypokalemia in pituitary adenomas after transsphenoidal surgery
topic Pituitary adenomas
Postoperative hypokalemia
ACTH-pituitary adenomas
url https://peerj.com/articles/3337.pdf
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