Trigeminal Cardiac Reflux During Le Fort I Osteotomy: A Case Report.

The trigeminocardiac reflex (TCR) is marked by significant cardiovascular reactions, such as bradycardia and asystole, triggered by trigeminal nerve stimulation. It is described as a brief episode of bradycardia, hypotension, or even cardiac arrest resulting from trigeminal nerve stimulation. The exact cause of TCR is not yet fully understood, but it is believed to involve the release of neurotransmitters, including acetylcholine, and the involvement of central neuronal integration.

Retrospective radiological evaluation to study the prevalence and pattern of maxillofacial fracture among Military personal at Prince Sultan Military Medical City [PSMMC], Riyadh: An institutional study.

Purpose: The aim of the present study was to analyze the prevalence, causes, and patterns of maxillofacial fractures retrospectively in patients who were treated at Prince Sultan Military Medical City, Riyadh, Saudi Arabia.

Methods: Patients' medical records were reviewed from 2005 to 2014. Patient's age, gender, cause, and the pattern of maxillofacial fractures were studied.

Awareness and knowledge of periodontal disease among Saudi primary school teachers in Aseer region.

Background: The consequences of periodontal disease are not limited to the oral cavity. As schools are considered to be one of the principal systems in preventive oral health, teachers' knowledge pertaining to the periodontal disease, their awareness with regard to its implications and their role in increasing the awareness of the students regarding this disease comprises only one aspect with respect to the prevention of the periodontal disease. Therefore, the aim of this study is to investigate the baseline awareness and knowledge of Saudi primary school teachers regarding the periodontal disease.

Nonadherence to antihypertensive medications and associated factors in general medicine clinics.

Objectives: Nonadherence to antihypertensive medications has not been assessed in the Saudi population. The aim of this study was to address and evaluate the magnitude of nonadherence among hypertensive patients and the risk factors associated with it.

Methods: A cross-sectional survey was conducted on hypertensive patients who attended the general internal medicine clinics at King Abdulaziz Medical City, Riyadh, Saudi Arabia, using a questionnaire that was modified after reviewing the literature.