Search results
Results From The WOW.Com Content Network
Hypercapnia (from the Greek hyper, "above" or "too much" and kapnos, "smoke"), also known as hypercarbia and CO 2 retention, is a condition of abnormally elevated carbon dioxide (CO 2) levels in the blood. Carbon dioxide is a gaseous product of the body's metabolism and is normally expelled through the lungs.
While many people with obesity hypoventilation syndrome are cared for on an outpatient basis, some deteriorate suddenly and when admitted to the hospital may show severe abnormalities such as markedly deranged blood acidity (pH<7.25) or depressed level of consciousness due to very high carbon dioxide levels.
Many people with chronic obstructive pulmonary disease have a low partial pressure of oxygen in the blood and high partial pressure of carbon dioxide.Treatment with supplemental oxygen may improve their well-being; alternatively, in some this can lead to the adverse effect of elevating the carbon dioxide content in the blood (hypercapnia) to levels that may become toxic.
Morgan also explains that “while it is well-known that air ... ventilation can be high risk for raised CO2 levels. “High CO2 can have significant physiological impacts, such as increasing ...
A 2013 meta-analysis found that "the Pillar implant has a moderate effect on snoring and mild-to-moderate obstructive sleep apnea" and that more studies with high level of evidence were needed to arrive at a definite conclusion; it also found that the polyester strips work their way out of the soft palate in about 10% of the people in whom they ...
The human body determines the amount of oxygen it needs by monitoring how much carbon dioxide is in the blood." [6] Central hypoventilation syndrome is caused by certain receptors in the brain failing to recognize changes in carbon dioxide levels during sleep, leading to a low breathing rate and low blood concentration of oxygen. Some of the ...
There, the patient will be monitored while at rest, and the periods when breathing ceases will be measured with respect to length and frequency. [6] During a PSG (polysomnography) (a sleep study), a person with sleep apnea shows breathing interruptions followed by drops/reductions in blood oxygen and increases in blood carbon dioxide level.
Respiratory failure is classified as either Type 1 or Type 2, based on whether there is a high carbon dioxide level, and can be acute or chronic. In clinical trials, the definition of respiratory failure usually includes increased respiratory rate , abnormal blood gases (hypoxemia, hypercapnia, or both), and evidence of increased work of breathing.