Results 71 to 80 of about 57,963 (312)

Prophylactic tracheostomy in aged and poor risk general surgical patients [PDF]

open access: yes, 1959
The most common postoperative complications are those involving respiration, and they are especially dangerous to patients classified as poor risks because of age or other handicaps.
Farrell, JJ, Meyer, WH, Starzl, TE
core   +1 more source

Dopamine: The Essential Bridge Mediating Obstructive Sleep Apnea and Hippocampus‐Dependent Learning and Memory Impairments

open access: yesWorld Journal of Otorhinolaryngology - Head and Neck Surgery, EarlyView.
ABSTRACT Obstructive sleep apnea is a clinical syndrome that triggers a series of pathophysiologic changes, including disturbed sleep architecture, chronic intermittent hypoxia and hypercapnia, and ultimately severe cognitive dysfunction. The hippocampus plays a key role in various cognitive processes such as learning and memory.
Rui Fan, Tao Li, Yan Yan
wiley   +1 more source

Analysis of the nursing diagnosis of [ineffective breathing pattern (00032)] in patients hospitalized with COVID‐19: A cross‐sectional study

open access: yesInternational Journal of Nursing Knowledge, EarlyView.
Abstract Purpose To analyze the prevalence, accuracy of clinical indicators and related factors of the nursing diagnosis of ineffective breathing pattern (00032) in patients hospitalized due to COVID‐19. Methods This is a cross‐sectional study conducted in a public hospital, involving 250 adult hospitalizations between 2020 and 2021.
Caio Rodrigo Menezes dos Santos   +3 more
wiley   +1 more source

Investigation of the Influence of Hypercapnia on the Physiology of Ovigerous West Coast Rock Lobsters, Jasus lalandii, and Their Embryonic Development

open access: yesBiology
The West Coast rock lobster, Jasus lalandii, is a key ecological species and provides an important fishery resource in South Africa and Namibia. It is found along the west coast of southern Africa in the dynamic Benguela Current upwelling system. The low
Annika Ritter   +2 more
doaj   +1 more source

Effects of chronic hypercapnia on ammonium transport in the mouse kidney

open access: yesPhysiological Reports, 2019
Hypercapnia and subsequent respiratory acidosis are serious complications in many patients with respiratory disorders. The acute response to hypercapnia is buffering of H+ by hemoglobin and cellular proteins but this effect is limited.
Solange Abdulnour‐Nakhoul   +3 more
doaj   +1 more source

Modulation of Neurally Mediated Vasodepression and Bradycardia by Electroacupuncture through Opioids in Nucleus Tractus Solitarius. [PDF]

open access: yes, 2018
Stimulation of vagal afferent endings with intravenous phenylbiguanide (PBG) causes both bradycardia and vasodepression, simulating neurally mediated syncope.
Fu, Liang-Wu   +3 more
core   +3 more sources

Renal Response to Hypercapnia.

open access: yesExperimental Biology and Medicine, 1953
SummaryAn average increase of 17.9 volume % in arterial blood CO2 concentration was produced in dogs by rebreathing from a spirometer. No evidence of significant renal vasomotor alteration was noted. However, urinary pH decreased, and sodium excretion progressively decreased to an average of 35% of control.
E G, DOWDS, E W, BRICKNER, E E, SELKURT
openaire   +2 more sources

Resting Cerebrovascular Haemodynamics and Dynamic Assessment of Cerebrovascular Function in Polycystic Ovary Syndrome

open access: yesClinical Endocrinology, EarlyView.
ABSTRACT Objective Despite an increased cerebrovascular disease risk, the impact of Polycystic Ovary Syndrome (PCOS) on cerebrovascular haemodynamics and function is unknown. This study characterised cerebrovascular haemodynamics and function in women with PCOS versus healthy controls. Design Case‐control study.
Cory T. Richards   +13 more
wiley   +1 more source

Longest survivor of pulmonary atresia with ventricular septal defect without surgical intervention

open access: yes
ESC Heart Failure, Volume 12, Issue 2, Page 1499-1507, April 2025.
Sang Zhou   +5 more
wiley   +1 more source

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