نتایج جستجو برای: renovascular resistance

تعداد نتایج: 377104  

Journal: :Circulation 2013
Mattis Flyvholm Ranthe Elisabeth A Wreford Andersen Jan Wohlfahrt Henning Bundgaard Mads Melbye Heather A Boyd

BACKGROUND Pregnancy losses and atherosclerotic disease may be etiologically linked through underlying pathology. We examined whether miscarriage and stillbirth increase later risk of myocardial infarction, cerebral infarction, and renovascular hypertension. METHODS AND RESULTS Among women pregnant at least once between 1977 and 2008, we identified a cohort of women with miscarriages, stillbi...

2009
Gheorghe Burnei Anca Burnei Dan Hodorogea Isabela Drăghici Ileana Georgescu Costel Vlad Ştefan Gavriliu

INTRODUCTION Renovascular hypertension in children is a very rare illness. It occurs as a result of the imbalance between hypotensive and hypertensive systems. Renal ischaemia (95% of the cases) and the shortening of hipotensive factors (5% of the cases) are responsible for the production mechanism of renovascular hypertension in children. In order to make an early diagnosis regarding the renov...

Journal: :Hiroshima journal of medical sciences 1983
Y Teranishi J Iriuchijima

Cardiac output and arterial pressure in the conscious state were observed in one-clip, two-kidney renovascular hypertensive rats with a chronically implanted electromagnetic flow probe and an arterial cannula. Normal Wistar rats were used as controls. At rest, cardiac output per body weight did not show any difference between hypertensive rats and normal controls. This kind of experimental hype...

2014
Jagbir Khinda Sriharsha Athreya

UNLABELLED Interventional radiologic procedures offer a significant and expanding role in the management of various renovascular diseases including renal artery stenosis, renal artery aneurysm and pseudoaneurysm, renal vascular malformations, renal tumours, trauma, and resistant hypertension. In this article, we discuss these entities in the context of currently accepted definitions, incidence,...

Journal: :Hypertension 2008
Edwin K Jackson Zaichuan Mi

Dipeptidyl peptidase IV converts neuropeptide Y(1-36) (Y(1)-receptor agonist released from renal sympathetic nerves) to neuropeptide Y(3-36) (selective Y(2)-receptor agonist). Previous studies suggest that Y(1), but not Y(2), receptors enhance renovascular responses to angiotensin II in kidneys from genetically-susceptible animals. Therefore, we hypothesized that inhibition of dipeptidyl peptid...

Journal: :Clinical science and molecular medicine 1978
R J Cody R C Tarazi E L Bravo F M Fouad

1. The haemodynamic effects of oral converting enzyme inhibitor (SQ 14225) were assessed in eight patients with severe essential or renovascular hypertension. 2. Mean arterial pressure fell (149 +/- 5 to 127 +/- 8 mmHg, P less than 0.02), because of a fall in total peripheral resistance (6.9 +/- 0.53 to 5.7 +/- 0.40 kPa 1(-1)s m2) without a significant change in cardiac index. Two of the eight ...

Journal: :Acta Radiologica 1989

Journal: :Journal of the American Society of Nephrology : JASN 2005
Danilo Fliser Kathrin-Kristin Wagner Astrid Loos Dimitrios Tsikas Hermann Haller

Increased (intra)renal activity of the renin-angiotensin system may cause a persistent increase in renovascular resistance and intraglomerular pressure in patients with diabetes, thus contributing to the development of diabetic renal damage. The effect of chronic angiotensin II subtype 1 receptor blockade on (intra)renal hemodynamics in patients with type 2 diabetes was examined in a double-bli...

Journal: :Hypertension 1997
O Kohlmann M L Cesaretti M Ginoza A Tavares M T Zanella A B Ribeiro O L Ramos S E Leeman I Gavras H Gavras

The participation of substance P in the pathogenesis of five models of experimental hypertension, ie, DOCA-salt, subtotal nephrectomy, one-kidney-one clip renovascular, two-kidney-one clip renovascular, and spontaneous hypertension, was evaluated via an acute infusion of a newly synthesized potent, specific nonpeptide antagonist of substance P at the NK-1 receptor, the agent CP 96,345. In consc...

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