AS has various meanings in the Common Medical category. Discover the full forms, definitions, and usage contexts of AS in Common Medical.
Aortic stenosis (AS or AoS) is the narrowing of the exit of the left ventricle of the heart, such that problems result. It may occur at the aortic valve as well as above and below this level. It typically gets worse over time. Symptoms often come on gradually with a decreased ability to exercise often occurring first. If heart failure, loss of consciousness, or heart related chest pain occurs due to AS the outcomes are worse.
Common MedicalSymbol:"As" Atomic Number:"33" Atomic Mass: 74.92amu. Classified as a semi-metallic element, Arsenic is probably best known as a poison. While highly toxic, this grey, semi-metallic element is used in lasers, insecticides, and in some fireworks.
Common MedicalAscorbic acid is a naturally occurring organic compound with antioxidant properties. It is a white solid, but impure samples can appear yellowish. It dissolves well in water to give mildly acidic solutions. Ascorbic acid is one form ("vitamer") of vitamin C. It was originally called L-hexuronic acid.
Common MedicalIn medicine, a disease is considered asymptomatic if a patient is a carrier for a disease or infection but experiences no symptoms. A condition might be asymptomatic if it fails to show the noticeable symptoms with which it is usually associated. Asymptomatic infections are also called subclinical infections.
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