Results 21 to 30 of about 10,602 (234)

Mechanical Ventilation, Partial Pressure of Carbon Dioxide, Increased Fraction of Inspired Oxygen and the Increased Risk for Adverse Short-Term Outcomes in Cooled Asphyxiated Newborns

open access: yesChildren, 2021
Neonates treated with therapeutic hypothermia (TH) following perinatal asphyxia (PA) suffer a considerable rate of disability and mortality. Several risk factors associated with adverse outcomes have been identified. Mechanical ventilation might increase
Stamatios Giannakis   +6 more
doaj   +1 more source

The effects of acute incremental hypocapnia on the magnitude of neurovascular coupling in healthy participants

open access: yesPhysiological Reports, 2021
The high metabolic demand of cerebral tissue requires that local perfusion is tightly coupled with local metabolic rate (neurovascular coupling; NVC).
Taylor J. Bader   +9 more
doaj   +1 more source

Effects of Low Dietary Cation and Anion Difference on Blood Gas, Renal Electrolyte, and Acid Excretions in Goats in Tropical Conditions

open access: yesAnimals, 2022
Goats can suffer from intermittent heat stress in high ambient temperature (HTa) conditions, which causes sporadic respiratory hypocapnia. Obstructive urolithiasis is a common urological problem in goats. Sandy uroliths can be partially relieved by urine
Dang Khoa Do Nguyen   +3 more
doaj   +1 more source

IDH3 mediates apoptosis of alveolar epithelial cells type 2 due to mitochondrial Ca2+ uptake during hypocapnia [PDF]

open access: yes, 2017
In adult respiratory distress syndrome (ARDS) pulmonary perfusion failure increases physiologic dead-space (VD/VT) correlating with mortality. High VD/VT results in alveolar hypocapnia, which has been demonstrated to cause edema formation, atelectasis ...
Boernchen, Christian   +9 more
core   +1 more source

Near-Infrared Spectroscopy Usefulness in Validation of Hyperventilation Test

open access: yesMedicina, 2022
Background: The hyperventilation test is used in clinical practice for diagnosis and therapeutic purposes; however, in the absence of a standardized protocol, the procedure varies significantly, predisposing tested subjects to risks such as cerebral ...
Stefan Sandru   +8 more
doaj   +1 more source

AltitudeOmics : Resetting of Cerebrovascular CO2 Reactivity Following Acclimatization to High Altitude. [PDF]

open access: yes, 2015
Previous studies reported enhanced cerebrovascular CO2 reactivity upon ascent to high altitude using linear models. However, there is evidence that this response may be sigmoidal in nature.
Duffin, J.   +5 more
core   +1 more source

A case of acanthosis nigricans in a HIV-infected patient [PDF]

open access: yes, 2020
Background: To date, very little information is available concerning the relationship between acanthosis nigricans (AN) and infection with human immunodeficiency virus type 1 (HIV-1).
De Vincentiis, Ludovica   +5 more
core   +1 more source

Hypocapnia in Neuroanesthesia: Current Situation

open access: yesColombian Journal of Anesthesiology, 2012
Abstract Introduction Hyperventilation has been a usual maneuver in the management of anesthesia in neurosurgical procedures. A few years back there used to be some medical skepticism about the potential of cerebral ischemia and today we know that it is detrimental and worsens the patient's condition and prognosis.
C., María E. Solano   +2 more
openaire   +2 more sources

Impact of Hyperoxia and Hypocapnia on Neurological Outcomes in Patients with Aneurysmal Subarachnoid Hemorrhage: A Retrospective Study

open access: yesCritical Care Research and Practice, 2019
In recent decades, there is increasing evidence suggesting that hyperoxia and hypocapnia are associated with poor outcomes in critically ill patients with cardiac arrest or traumatic brain injury.
Kin Chio Li   +3 more
doaj   +1 more source

Hyperventilation and Hypoxia Hangover During Normobaric Hypoxia Training in Hawk Simulator

open access: yesFrontiers in Physiology, 2022
Introduction: In military aviation during high-altitude operations, an oxygen or cabin pressure emergency can impair brain function and performance.
Nikke Varis   +5 more
doaj   +1 more source

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