Complication avoidance protocols in endoscopic pituitary adenoma surgery: a retrospective cohort study in 514 patients.

Authors

Jai Deep Thakur
Alex Corlin, Pacific Neuroscience Institute, 2125 Arizona Ave, Santa Monica, CA, 90404, USA
Regin Jay Mallari, Pacific Neuroscience Institute, 2125 Arizona Ave, Santa Monica, CA, 90404, USA
Samantha Yawitz, Pacific Neuroscience Institute, 2125 Arizona Ave, Santa Monica, CA, 90404, USA
Amalia Eisenberg, Pacific Neuroscience Institute, 2125 Arizona Ave, Santa Monica, CA, 90404, USA
Walavan Sivakumar, Pacific Neuroscience Institute, 2125 Arizona Ave, Santa Monica, CA, 90404, USA; Saint John's Cancer Institute (Formerly John Wayne Cancer Institute), Providence Saint John's Health Center, Santa Monica, CA, USAFollow
Chester Griffiths, Pacific Neuroscience Institute, 2125 Arizona Ave, Santa Monica, CA, 90404, USA; Saint John's Cancer Institute (Formerly John Wayne Cancer Institute), Providence Saint John's Health Center, Santa Monica, CA, USAFollow
Ricardo L Carrau
Sarah Rettinger, Pacific Neuroscience Institute, 2125 Arizona Ave, Santa Monica, CA, 90404, USA
Pejman Cohan, Pacific Neuroscience Institute, 2125 Arizona Ave, Santa Monica, CA, 90404, USA
Howard Krauss, Pacific Neuroscience Institute, 2125 Arizona Ave, Santa Monica, CA, 90404, USA; Saint John's Cancer Institute (Formerly John Wayne Cancer Institute), Providence Saint John's Health Center, Santa Monica, CA, USAFollow
Katherine A Araque, Pacific Neuroscience Institute, 2125 Arizona Ave, Santa Monica, CA, 90404, USA
Garni Barkhoudarian, Pacific Neuroscience Institute, 2125 Arizona Ave, Santa Monica, CA, 90404, USA; Saint John's Cancer Institute (Formerly John Wayne Cancer Institute), Providence Saint John's Health Center, Santa Monica, CA, USAFollow
Daniel F Kelly, Pacific Neuroscience Institute, 2125 Arizona Ave, Santa Monica, CA, 90404, USA; Saint John's Cancer Institute (Formerly John Wayne Cancer Institute), Providence Saint John's Health Center, Santa Monica, CA, USAFollow

Document Type

Article

Publication Date

7-2-2021

Publication Title

Pituitary

Keywords

california; santa monica; sjci

Abstract

PURPOSE: To evaluate the impact of using consistent complication-avoidance protocols in patients undergoing endoscopic pituitary adenoma surgery including techniques for avoiding anosmia, epistaxis, carotid artery injury, hypopituitarism, cerebrospinal fluid leaks and meningitis.

METHODS: All patients undergoing endoscopic adenoma resection from 2010 to 2020 were included. Primary outcomes included 90-day complication rates, gland function outcomes, reoperations, readmissions and length of stay. Secondary outcomes were extent of resection, short-term endocrine remission, vision recovery.

RESULTS: Of 514 patients, (mean age 51 ± 16 years; 78% macroadenomas, 19% prior surgery) major complications occurred in 18(3.5%) patients, most commonly CSF leak (9, 1.7%) and meningitis (4, 0.8%). In 14 of 18 patients, complications were deemed preventable. Four (0.8%) had complications with permanent sequelae (3 before 2016): one unexplained mortality, one stroke, one oculomotor nerve palsy, one oculoparesis. There were no internal carotid artery injuries, permanent visual worsening or permanent anosmia. New hypopituitarism occurred in 23/485(4.7%). Partial or complete hypopituitarism resolution occurred in 102/193(52.8%) patients. Median LOS was 2 days; 98.3% of patients were discharged home. Comparing 18 patients with major complications versus 496 without, median LOS was 7 versus 2 days, respectively p < 0.001. Readmissions occurred in 6%(31/535), mostly for hyponatremia (18/31). Gross total resection was achieved in 214/312(69%) endocrine-inactive adenomas; biochemical remission was achieved in 148/209(71%) endocrine-active adenomas. Visual field or acuity defects improved in 126/138(91.3%) patients.

CONCLUSION: This study suggests that conformance to established protocols for endoscopic pituitary surgery may minimize complications, re-admissions and LOS while enhancing the likelihood of preserving gland function, although there remains opportunity for further improvements.

Department

Neurosciences

Department

Epidemiology

Department

Oncology

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