Dentocardiac Reflex: an Allegedly New Subform of the Trigeminocardiac Reflex

Trigeminocardiac reflex (TCR) is currently defined as a sudden bradycardia and decrease in mean arterial blood pressure by 20% during the manipulation of the branches of trigeminal nerve. TCR, especially during the last decade has been mostly studied in the course of neurosurgical procedures which a...

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Main Authors: Amr Abdulazim, Ashkan Rashad, Behnam Bohluli, Bernhard Schaller, Fatemeh Momen-Heravi, Pooyan Sadr-Eshkevari
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2011-05-01
Series:Dental Hypotheses
Subjects:
Online Access:http://www.dentalhypotheses.com/index.php/dhj/article/view/38
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author Amr Abdulazim
Ashkan Rashad
Behnam Bohluli
Bernhard Schaller
Fatemeh Momen-Heravi
Pooyan Sadr-Eshkevari
author_facet Amr Abdulazim
Ashkan Rashad
Behnam Bohluli
Bernhard Schaller
Fatemeh Momen-Heravi
Pooyan Sadr-Eshkevari
author_sort Amr Abdulazim
collection DOAJ
description Trigeminocardiac reflex (TCR) is currently defined as a sudden bradycardia and decrease in mean arterial blood pressure by 20% during the manipulation of the branches of trigeminal nerve. TCR, especially during the last decade has been mostly studied in the course of neurosurgical procedures which are supposed to elicit the central subtype of TCR. Previously the well-known oculocardiac reflex was also considered as a subtype of TCR. Recently, surgeons dealing with the other branches of the fifth cranial nerve have become more interested in this reflex. Some noteworthy points have been published discussing new aspects of the trigeminocardiac reflex (TCR) in simple oral surgical procedures. Arakeri et al. have reviewed the similarities and differences between TCR, vasovagal response (VVR), and syncope. They have also explained a new possible pathway for the reflex during the simple extraction of upper first molars. The present paper aims to briefly discuss these recently presented points. Although the discussed concepts are noteworthy and consistent our preliminary results of our yet to be published studies, it seemed timely for us to discuss some possible shortcomings that may affect the results of such assessments.
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spelling doaj.art-404733bf37e74136999776b5975d0d112022-12-22T00:26:21ZengWolters Kluwer Medknow PublicationsDental Hypotheses2155-82132155-82132011-05-01229398Dentocardiac Reflex: an Allegedly New Subform of the Trigeminocardiac ReflexAmr AbdulazimAshkan RashadBehnam BohluliBernhard SchallerFatemeh Momen-HeraviPooyan Sadr-EshkevariTrigeminocardiac reflex (TCR) is currently defined as a sudden bradycardia and decrease in mean arterial blood pressure by 20% during the manipulation of the branches of trigeminal nerve. TCR, especially during the last decade has been mostly studied in the course of neurosurgical procedures which are supposed to elicit the central subtype of TCR. Previously the well-known oculocardiac reflex was also considered as a subtype of TCR. Recently, surgeons dealing with the other branches of the fifth cranial nerve have become more interested in this reflex. Some noteworthy points have been published discussing new aspects of the trigeminocardiac reflex (TCR) in simple oral surgical procedures. Arakeri et al. have reviewed the similarities and differences between TCR, vasovagal response (VVR), and syncope. They have also explained a new possible pathway for the reflex during the simple extraction of upper first molars. The present paper aims to briefly discuss these recently presented points. Although the discussed concepts are noteworthy and consistent our preliminary results of our yet to be published studies, it seemed timely for us to discuss some possible shortcomings that may affect the results of such assessments.http://www.dentalhypotheses.com/index.php/dhj/article/view/38Trigeminocardiac reflexOculocardiac reflexVasovagal syncopeTrigeminocardiac syncopeArakeri’s reflexDentocardiac reflexMaxillomandibulocardiac reflex.
spellingShingle Amr Abdulazim
Ashkan Rashad
Behnam Bohluli
Bernhard Schaller
Fatemeh Momen-Heravi
Pooyan Sadr-Eshkevari
Dentocardiac Reflex: an Allegedly New Subform of the Trigeminocardiac Reflex
Dental Hypotheses
Trigeminocardiac reflex
Oculocardiac reflex
Vasovagal syncope
Trigeminocardiac syncope
Arakeri’s reflex
Dentocardiac reflex
Maxillomandibulocardiac reflex.
title Dentocardiac Reflex: an Allegedly New Subform of the Trigeminocardiac Reflex
title_full Dentocardiac Reflex: an Allegedly New Subform of the Trigeminocardiac Reflex
title_fullStr Dentocardiac Reflex: an Allegedly New Subform of the Trigeminocardiac Reflex
title_full_unstemmed Dentocardiac Reflex: an Allegedly New Subform of the Trigeminocardiac Reflex
title_short Dentocardiac Reflex: an Allegedly New Subform of the Trigeminocardiac Reflex
title_sort dentocardiac reflex an allegedly new subform of the trigeminocardiac reflex
topic Trigeminocardiac reflex
Oculocardiac reflex
Vasovagal syncope
Trigeminocardiac syncope
Arakeri’s reflex
Dentocardiac reflex
Maxillomandibulocardiac reflex.
url http://www.dentalhypotheses.com/index.php/dhj/article/view/38
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AT ashkanrashad dentocardiacreflexanallegedlynewsubformofthetrigeminocardiacreflex
AT behnambohluli dentocardiacreflexanallegedlynewsubformofthetrigeminocardiacreflex
AT bernhardschaller dentocardiacreflexanallegedlynewsubformofthetrigeminocardiacreflex
AT fatemehmomenheravi dentocardiacreflexanallegedlynewsubformofthetrigeminocardiacreflex
AT pooyansadreshkevari dentocardiacreflexanallegedlynewsubformofthetrigeminocardiacreflex