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7-Methylxanthine (7-MX), also known as heteroxanthine, is an active metabolite of caffeine (1,3,7-trimethylxanthine) and theobromine (3,7-dimethylxanthine). [ 1 ] [ 2 ] It is a non-selective antagonist of the adenosine receptors .
Methylxanthines are chemical compounds which are derivatives of xanthine with one or more methyl groups, including: One methyl group: 1-Methylxanthine;
8-Methoxymethyl-3-isobutyl-1-methylxanthine (MMPX) is a phosphodiesterase inhibitor. [1] References This page was last edited on 17 January ...
A recent meta-analysis of 24 epidemiological studies on the prevalence of OSA in the general population aged 18 and older revealed that for ≥ 5 apnea events per hour, OSA prevalence ranged from 9% to 38%, specifically ranging from 13% to 33% in men and 6% to 19% in women, while in the population aged 65 and older, OSA prevalence was as high ...
Untreated sleep apnea can lead to serious health conditions. Moderate to severe sleep apnea can increase your risk of: High blood pressure. Heart failure. Cardiovascular disease. Stroke. Fatty ...
Victorian women presumably believed "ladies don't spit," and consequently might have been predisposed to develop lung infection. Shortly after the Lady Windermere syndrome was proposed, a librarian wrote a letter to the editor of Chest [27] challenging the use of Lady Windermere as the eponymous ancestor of the proposed syndrome. In the play ...
Apnea can also be observed during periods of heightened emotion, such as during crying or accompanied by the Valsalva maneuver when a person laughs. Apnea is a common feature of sobbing while crying, characterized by slow but deep and erratic breathing followed by brief periods of breath holding.
Skin and skin structure infections (SSSIs), also referred to as skin and soft tissue infections (SSTIs), [1] or acute bacterial skin and skin structure infections (ABSSSIs), [2] are infections of skin and associated soft tissues (such as loose connective tissue and mucous membranes).