Methylmalonic Acidemia (MMA) is a group of inborn errors of metabolism (IEMs), specifically of propionate catabolism characterized by gastrointestinal and neurometabolic manifestations resulting from a deficiency in the function of methyl malonyl-CoA mutase, methylmalonyl-CoA epimerase, and cobalamin metabolism. Aim: To investigate the effectiveness of instructional guidelines implementation on mothers' knowledge and practice regarding their children with methylmalonic academia. Design: A ... إقراء المزيد