نتایج جستجو برای: valsalva ratio

تعداد نتایج: 505412  

اسلامی, سمیرا, بابایی, احمد, نباتی, مریم, پیران, راژان,

Aneurysms of sinus of Valsalva are rare cardiac abnormalities. They are dilatations of the aortic sinuses and are classified as congenital or acquired. If located in the right coronary sinus they are usually ruptured into right heart chambers and frequently a ventricular septal defect coexists with this condition. This paper reports a 30-year-old woman with ruptured aneurysm of the right sinus ...

2015
Deborah A Chyun Frans JTh Wackers Silvio E Inzucchi Powell Jose Curtis Weiss Janice A Davey Gary V Heller Ami E Iskandrian Lawrence H Young

OBJECTIVE The primary aim of this secondary analysis was to determine whether cardiac autonomic neuropathy independently predicted adverse cardiac outcomes in asymptomatic individuals with type 2 diabetes. Additional aims include the determination of the correlation of standard autonomic testing measures and power spectral analysis of heart rate variability, and the association of diabetes-rela...

Journal: :Revista espanola de cardiologia 2005
Alberto García-Lledó José L Moya Javier Balaguer

INTRODUCTION AND OBJECTIVES In patients with systolic dysfunction, different ventricular filling patterns are associated with different prognoses. The load changes resulting from nitroprusside infusion or long-term therapy for heart failure induce alterations in filling pattern that have been shown to serve as outcome markers. Our aim was to investigate the prognostic value of the Doppler-detec...

Journal: :Circulation 1980
M B Waxman R W Wald J P Finley J F Bonet E Downar A D Sharma

Nine patients with recurrent ventricular tachycardia (VT) that could be repeatedly terminated by a Valsalva maneuver are described. In two, the tachycardia would cease for only a few seconds and then resume, whereas in seven, the tachycardia could be permanently and reproducibly terminated with a Valsalva maneuver. In all patients the tachycardia ended during the strain phase of the Valsalva ma...

2017
Azhar Memon

Objective Determine the frequency of cardiac autonomic neuropathy (CAN) in type 2 diabetics using Bellavere's score system. Subjects and Methods The present cross-sectional study was conducted at the Department of Medicine, Isra University Hospital Hyderabad from March to November 2011. Sixty voluntary participants of type 2 diabetes mellitus (DM) were selected through non-probability purposi...

Journal: :Journal of Telenursing (Joting) 2022

This study aims to determine the effectiveness of modified valsalva maneuver in restoring sinus rhythm patients presenting emergency department Harapan Kita National Heart Hospital Jakarta with Supraventricular Tachycardia (SVT). The method used is quantitative a pre-experimental research design. results showed that affected systolic and diastolic blood pressure heart rate, average difference b...

Journal: :AJNR. American journal of neuroradiology 2013
R A Bhadelia N Madan Y Zhao M E Wagshul C Heilman J P Butler S Patz

BACKGROUND AND PURPOSE MR imaging is currently not used to evaluate CSF flow changes due to short-lasting physiological maneuvers. The purpose of this study was to evaluate the ability of MR imaging to assess the CSF flow response to a Valsalva maneuver in healthy participants. MATERIALS AND METHODS A cardiac-gated fast cine-PC sequence with ≤15-second acquisition time was used to assess CSF ...

Journal: :European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery 2010
Rafet Gunay Yavuz Sensoz Ilyas Kayacioglu

Fig. 1. (A) CT scan image. CT scan shows giant non-coronary sinus of Valsalva aneurysm with neighbouring structures. Arrows indicate closed aortic valves. Ao: aorta, NC-SVA: non-coronary sinus of Valsalva aneurysm, LV: left ventricle, PA: pulmonary artery. (B) TEE image. Trans-oesophageal echocardiography shows aortic cusps level image of sinus of Valsalva aneurysm. *Arrows show aortic cusps, *...

Journal: :Biological psychology 2000
S Brody R Veit H Rau

The relationship between recalled frequency of penile-vaginal intercourse (FSI) and resting heart rate variability (HRV; an index of parasympathetic tone), resting diastolic blood pressure (DBP) and heart rate (HR) response to the Valsalva maneuver was examined in 51 healthy adults aged 20-47 (subjects scoring above the 86th percentile on the Lie scale of the Eysenck Personality Inventory (EPI)...

Journal: :journal of current ophthalmology 0
سیدعلی طباطبایی seyed-ali tabatabaee محمد سلیمانی mohammad solaimani محمدرضا منصوری mohammad-reza mansouri محمود جباروند mahmoud jabarvand مهدی نیلی احمدآبادی mehdi nili-ahmadabadi احمد میرشاهی ahmad mirshahi هوشنگ فقیهی

purpose : to report a case of purtscher retinopathy associated with valsalva retinopathy after car accident methods : a 54-year-old man presented with a sudden visual loss in his left eye after car accident. fundus examination of the left eye showed cotton-wool spots and retinal hemorrhages in the posterior pole associated with subhyaloid hemorrhage in macula. results : fundus examination showe...

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