Also known as: AN., AN...
AN has various meanings in the Medical category. Discover the full forms, definitions, and usage contexts of AN in Medical.
An aneurysm is a localized, blood-filled balloon-like bulge in the wall of a blood vessel. Aneurysms can occur in any blood vessel, with particularly lethal examples including aneurysms of the Circle of Willis in the brain, aortic aneurysms affecting the thoracic aorta, and abdominal aortic aneurysms. Aneurysms can arise in the heart itself following a heart attack, including both ventricular and atrial septal aneurysms.
MedicalAnthracene is a solid polycyclic aromatic hydrocarbon of formula C14H10, consisting of three fused benzene rings. It is a component of coal tar. Anthracene is used in the production of the red dye alizarin and other dyes. Anthracene is colorless but exhibits a blue fluorescence under ultraviolet light.
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