Biotin Biotin also known as vitamin B7 or vitamin H, is a water soluble vitamin and is naturally present in liver, soy, beans and egg yolks.

What is gallbladder sludge Gallbladder sludge also known as biliary sand, biliary sediment, or thick bile, has been defined as a mixture of precipitated crystals,

What are beta agonists Beta-2 adrenergic agonists are a large group of drugs that mimic the actions of naturally occurring catecholamines such as norepinephrine (noradrenaline),

What is diplopia Diplopia or double vision is when you look at 1 object but can see 2 images. Diplopia may affect 1 eye or

What is arthrocentesis Arthrocentesis also called joint aspiration, is a procedure to remove fluid from a joint. Arthrocentesis is done most often in the knee,

What are aquaporins Aquaporins are small (~30 kDa monomers) integral membrane proteins that serve as channels in the transfer of water and in some cases, small

What is arcus senilis Arcus senilis is a gray or white arc or ring like opacity around the outer part of the cornea (the corneal

What is apheresis Apheresis is the process of withdrawing blood, filtering something out of the blood, and then putting the filtered blood back into the

What is aplasia Aplasia means failure of an organ or tissue to develop or to function normally during embryonic life. Aplasia cutis congenita Aplasia cutis

What is adenoidectomy Adenoidectomy or adenoid removal surgery is one of the most commonly performed operations in children. Adenoidectomy is primarily performed as treatment of otitis