Results 21 to 30 of about 1,282 (194)

The Oculocardiac Reflex: A Review

Clinical Ophthalmology, 2021
A typical oculocardiac reflex (OCR) is a moderate trigemino-vagal bradycardia elicited by tension on an extraocular muscle (EOM) during strabismus surgery; however, many other orbital stimuli can elicit cardiac slowing including retinopathy of prematurity examination.World literature related to trigeminovagal and oculocardiac reflex covering over 15 ...
openaire   +4 more sources

Suspected vagal reflex and hyperkalaemia inducing asystole in an anaesthetised horse

Equine Veterinary Journal, Volume 54, Issue 5, Page 927-933, September 2022., 2022
Summary A 10‐year‐old 466 kg mustang gelding presented to an equine referral hospital for surgical repair of nasal, frontal and lacrimal bone fractures from an unknown trauma. Surgical repair was performed under general anaesthesia, including a right‐sided maxillary regional anaesthetic block with mepivacaine hydrochloride.
Aoife Ryan, Matthew Gurney, Roswitha Steinbacher   +2 more
wiley   +1 more source

Hydroxyzine Dihydrochloride Premedication Is a Necessity for Pediatric Patients Undergoing Strabismus Surgery: An Observational Prospective Clinical Trial

Journal of Ophthalmology, Volume 2022, Issue 1, 2022., 2022
Objective. In this single‐blind, observational prospective clinical trial, we aimed to determine and compare the effects of premedication with hydroxyzine plus midazolam and midazolam alone on the incidence of oculocardiac reflex (OCR). Methods. Forty‐five patients were divided into three groups.
Fatma Ferda Kartufan, Nurcan Kizilcik, Sule Ziylan, Ferdi Menda, Michele Figus   +4 more
wiley   +1 more source

Oculocardiac reflex during strabismus surgery [PDF]

Reviews in Clinical Medicine, 2016
The activation of oculucardiac reflex (OCR) is common during the strabismus surgeries. OCR is known as a trigemino-vagal reflex, which leads to the various side effects including bradycardia, tachycardia, arrhythmia, or in some cases cardiac arrest. This
Mehryar Taghavi Gilani, Mohammad Sharifi, Mona Najaf Najafi, Mohamad Ghasem Etemadi Mashhadi   +3 more
doaj   +1 more source

New Keratoconus Risk Factors: A Cross‐Sectional Case—Control Study

Journal of Ophthalmology, Volume 2022, Issue 1, 2022., 2022
Purpose. To evaluate risk factors associated with keratoconus in a monocentric cross‐sectional case‐control study. Methods. This observational study occurred from June 2019 to February 2021 in a university hospital (France). The case group consisted of 195 patients with keratoconus in at least one eye who were followed up by a corneal specialist.
Eloi Debourdeau, Gabriel Planells, Chloe Chamard, David Touboul, Max Villain, Pascal Demoly, Fanny Babeau, Pierre Fournie, Vincent Daien, Achim Langenbucher   +9 more
wiley   +1 more source

The Effect of Tetracaine Eyedrop versus Placebo on Oculocardiac Reflex in Strabismus Surgery

مجله دانشکده پزشکی اصفهان, 2018
Background: Strabismus surgery is accompanied with manipulation of intraocular structures that may lead to oculocardiac reflex (OCR). Due to possible perilous effects of oculocardiac reflex, this study aimed to assess the effects of tetracaine eyedrop as
Mojtaba Rahimi, Mehrdad Asadi, Darioush Moradi-Farsani, Ali Safaei, Maryam Lotfi   +4 more
doaj   +1 more source

Antagonistic and Synergistic Activation of Cardiovascular Vagal and Sympathetic Motor Outflows in Trigeminal Reflexes [PDF]

, 2017
The trigeminal nerve and heart are strongly related through somato-autonomic nervous reflexes that induce rapid changes in cardiovascular function. Several trigeminal reflexes have been described, but the diving and trigeminocardiac reflexes are the most
Bernatene, Eduardo Alberto, Buchholz, Bruno, Gelpi, Ricardo Jorge, Kelly, Jazmín, Méndez Diodati, Nahuel   +4 more
core   +1 more source

Critical Oculocardiac Reflex In Phacoemulsification: A Case Report

Delhi Journal of Ophthalmology, 2021
Critical Oculocardiac reflex (OCR) is very rare, especially during phacoemulsification, and we report one such case from our hospital. A 56-year-old male patient developed sudden bradycardia (pulse:38/min) and hypotension (BP:60/40mmHg) during ...
Prajakta Dandekar, Gautam Singh
doaj   +1 more source

Oculocardiac Reflex during Pupilloplasty under Peribulbar Block

Delhi Journal of Ophthalmology, 2023
A 25-year-old healthy man developed sinus bradycardia during pupilloplasty under peribulbar anesthesia. During slippage of 3rd suture, the patient complained of uneasiness, lightheadedness, and nausea. His heart rate had fallen to 39/min in sinus rhythm.
Akshay Bhatiwal, Sagarika Aggarwal, Shalini Virani, Sanjeev Kumar, Parveen Rewri   +4 more
doaj   +1 more source

Keratoconus and granular dystrophy [PDF]

, 2014
Concurrent bilateral keratoconus and granular dystrophy is reported in a 32 year old patient with decreased vision. Initially contact lenses were attempted unsuccessfully to treat the conditions.
C. M. Wilson, Coyle, Cremona, D. N. Parmar, E. Sykakis, Kennedy, Mitsui, Nielsen, P. J. D'Ath, Sugar, Wagner, Weiss, Wollensak   +12 more
core   +1 more source