A small girl with neuropsychiatry symptoms has a habit of licking paint in walls .Symptoms due to inhibition of
It is a case of lead poisoning. Specifically, lead decreases heme biosynthesis by inhibiting aminolevulinic acid dehydratase (ALAD) and ferrochelatase. patients presents with microcystic hypochromic anemia.
ALA dehydratase
ALA synthase
Heme oxygenase
CPG oxidase
Toxicology - 2