HADHA and hyperemesis gravidarum: Pregnancy-related diseases like hyperemesis gravidarum, preeclampsia, hemolysis, elevated liver enzymes and low platelets count (HELLP) syndrome and acute fatty liver of pregnancy were reported to be associated, to a variable degree, with the genetic defects of long chain 3-hydroxy acyl-CoA dehydrogenase (LCHAD) enzyme encoded by the HADHA gene in the mitochondrial β-oxidation pathway [3,17].