Keshan's cardiomyopathy due to deficiency of:
Selenium Selenium as selenocysteine is an essential component of the enzyme glutathione peroxidase Selenium containing enzyme 5'-deiodinase conves thyroxine (T4) to triiodothyronine in the thyroid gland. Thioredoxin reductase, involved in purine nucleotide metabolism Sources- seafood and meat, nuts Deficiency - Keshan's disease Toxicity - Selenium toxicity lead to Selenosis
Chromium
Selenium
Magnesium
Copper
JIPMER 2017