Selenium deficiency causes

(A) Cardiomyopathy DEFICIENCIES OF METALSElementDeficiencyBoronNo biologic function determinedCalciumReduced bone mass, osteoporosisCopperAnemia, growth retardation, defective keratinization and pigmentation of hair, hypothermia, degenerative changes in aortic elastin, osteopenia, mental deteriorationChromiumImpaired glucose toleranceFluorideDental cariesIodineThyroid enlargement, T4, cretinismIronMuscle abnormalities, kilonychia, pica, anemia, work performance, impaired cognitive development, premature labor, perinatal maternal mortalityManganeseImpaired growth and skeletal development, reproduction, lipid and carbohydrate metabolism; upper body rashMolybdenumSevere neurologic abnormalitiesSeleniumCardiomyopathy, heart failure, striated muscle degenerationPhosphorousRickets (osteomalacia), proximal muscle weakness, rhabdomyolysis, paresthesia, ataxia, seizure, confusion, heart failure, hemolysis, acidosisZincGrowth retardation, taste and smell, alopecia, dermatitis, diarrhea, immune dysfunction, failure to thrive, gonadal atrophy, congenital malformations