Definition of Hyperemesis gravidarum: It is a severe type of vomiting of pregnancy which has got deleterious effect on the health of the mother and/or incapacitates her in day to day activities. Incidence of Hyperemesis gravidarum: 1 in 1000 pregnancy. Etiology of Hyperemesis gravidarum: •Mostly limited to first trimester. •More common in first pregnancy. •Has got a familial … [Read more...] about Hyperemesis Gravidarum