Differences Between Angle Configurations in Different Body Positions by Ultrasound Biomicroscopy in Patients with Cortical Age-Related Cataract.

"Disclosure The authors report no conflicts of interest in this work."

"There were no funding and financially supporting bodies for our research that was not performed as part of the employment of the authors."

"Exclusion criteria: 1. History of ocular surgery and trauma 2. History of acute angle closure or other ocular diseases (especially high refractive errors and abnormal lens position) 3. Poor physical condition, inability to perform sitting and supine examinations, poor cooperation or allergy to episodic anesthetics. Written informed consent was provided to study subjects in compliance with the Declaration of Helsinki and this study was approved by the Ethics Committee of the Affiliated Hospital of Qingdao University and under clinical trials registration identifier ChiCTR2200056856 on February 21, 2022."