Results 11 to 20 of about 19,573 (216)

A randomized clinical trial using cyclopentolate and tropicamide to compare cycloplegic refraction in Chinese young adults with dark irises

BMC Ophthalmology, 2021
Background To evaluate the necessity of cycloplegia for epidemiological studies of refraction in Chinese young adults (aged 17–22 years) with dark irises, and to compare the cycloplegic effects of 1% cyclopentolate and 0.5% tropicamide in them. Methods A
Ruxia Pei, Zhuzhu Liu, Hua Rong, Liqiong Zhao, Bei Du, Na Jin, Hongmei Zhang, Biying Wang, Yi Pang, Ruihua Wei   +9 more
doaj   +1 more source

The Influence of 0.5% Tropicamide on Anterior Segment Parameters With CASIA2 in Emmetropic, Myopic, and Hyperopic Eyes

Frontiers in Physiology, 2022
Aim: To evaluate the effects of 0.5% tropicamide on anterior segment parameters with the CASIA2 imaging device in emmetropic, myopic, and hyperopic eyes.Methods: In this prospective study, a total of 125 subjects (34 emmetropic subjects, 57 myopic ...
Feng Lin, Feng Lin, Feng Lin, Feng Lin, Yuliang Wang, Yuliang Wang, Yuliang Wang, Yuliang Wang, Yujia Liu, Yujia Liu, Yujia Liu, Yujia Liu, Xiaomei Qu, Xiaomei Qu, Xiaomei Qu, Xiaomei Qu, Xingtao Zhou, Xingtao Zhou, Xingtao Zhou, Xingtao Zhou   +19 more
doaj   +1 more source

A case of cardiotoxicity following intramuscular injection of tropicamide and phenylephrine ophthalmic solution in a drug-addicted young woman

Emergency Care Journal, 2023
We report the case of a 40-year-old woman with a history of an opioid use disorder who presented to our emergency department complaining of palpitations, chest pain, and headache after the intramuscular injection of an ophthalmic solution containing ...
Antonio Agosti, Andrea Vercelli, Elena Demichele, Francesco Mariani, Andrea Biagi, Stefano Ferraro, Gianfranco Cervellin, Erika Poggiali   +7 more
doaj   +1 more source

Stability of extemporaneously prepared ophthalmic solutions for mydriasis [PDF]

, 2018
Purpose Results of an evaluation of the physical and chemical stability of extemporaneously prepared adult and pediatric ophthalmic solutions containing combinations of phenylephrine, tropicamide, and cyclopentolate are reported.
Camp, Nicole A., Gilbert, Justine M., Hughes, Susan E., Nadra, Jennifer T., Zhao, Fang   +4 more
core   +2 more sources

A retinoscopic survey of 333 horses and ponies in the UK [PDF]

, 2014
Introduction: Ophthalmic examination in the horse is generally limited to crude assessment of vision and screening for ocular lesions. The refractive state of equine eyes and the potential impact on vision and performance requires further ...
Chung, Coile, Corboy, Davidson, Duval, Evans, Flitcroft, Gaiddon, Gordon, Graham, Grinninger, Harman, Howlett, Kinney, McClatchey, McMullen, Michau, Miller, Murphy, Murphy, Mutti, Norton, Ofri, Owens, Rose, Rosenfield, Rull-Cotrina, Saunders, Sekuler, Sivak, Smith, Svaldenienė, Timney, Weale, Wong, Wright, Young, Young, Zadnik   +38 more
core   +1 more source

Pain Following the Use of Anesthesia Formulation Among Individuals Undergoing Cataract Surgery: A Randomized Controlled Trial

Frontiers in Pharmacology, 2020
PurposeTo assess the pain intensity of two intracameral anesthetic solutions in patients undergoing cataract surgery and evaluate the factors influencing the patients’ postoperative activities.MethodsSixty-two patients undergoing cataract surgery were ...
Mario D. Toro, Mario D. Toro, Dominika Nowakowska, Agnieszka Brzozowska, Michele Reibaldi, Teresio Avitabile, Claudio Bucolo, Paolo Murabito, Clara Chisari, Katarzyna Nowomiejska, Robert Rejdak   +10 more
doaj   +1 more source

Comparison of effects of mydriatic drops (1% cyclopentolate and 0.5% tropicamide) on anterior segment parameters

Indian Journal of Ophthalmology, 2021
Purpose: The purpose of this study is to investigate and compare the effects of cyclopentolate and tropicamide drops on anterior segment parameters in healthy individuals.
Yelda Yildiz Tasci, Nilufer Yesilirmak, Sema Yuzbasioglu, Demet Ozdas, Berke Temel   +4 more
doaj   +1 more source

Phenylephrine Affects Peripapillary Retinal Vasculature—an Optic Coherence Tomography Angiography Study

Frontiers in Physiology, 2017
Purpose: To evaluate and compare the effect of topical mydriatic eye drops (0.5% tropicamide alone, and a 0.5% tropicamide/0.5% phenylephrine mixture) on the retinal perfusion using optic coherence tomography angiography (OCTA).Methods: The perfused ...
Jingyi Cheng, Jingyi Cheng, Jingyi Cheng, Jian Yu, Jian Yu, Jian Yu, Chunhui Jiang, Chunhui Jiang, Chunhui Jiang, Xinghuai Sun, Xinghuai Sun, Xinghuai Sun   +11 more
doaj   +1 more source

Observation of cone and rod photoreceptors in normal subjects and patients using a new generation adaptive optics scanning laser ophthalmoscope. [PDF]

, 2011
We demonstrate the capability of a new generation adaptive optics scanning laser ophthalmoscope (AOSLO) to resolve cones and rods in normal subjects, and confirm our findings by comparing cone and rod spacing with published histology measurements.
Duncan, Jacque L, Merino, David, Roorda, Austin, Tiruveedhula, Pavan   +3 more
core   +3 more sources

Anterior Segment Biometry with Phenylephrine and Tropicamide during Accommodation Imaged with Ultralong Scan Depth Optical Coherence Tomography

Journal of Ophthalmology, 2019
Purpose. To investigate the influence of phenylephrine and tropicamide on anterior segment biometry with ultralong scan depth optical coherence tomography (UL-OCT) during accommodation. Methods.
Junna Zhang, Yang Ni, Peng Li, Wen Sun, Mengyun Liu, Dongyu Guo, Chixin Du   +6 more
doaj   +1 more source