O13 - Gestational [pregnancy-induced] hypertension without significant proteinuria
Includes:
-gestational hypertension NOS
O13.1 - Gestational [pregnancy-induced] hypertension without significant proteinuria, first trimester
O13.2 - Gestational [pregnancy-induced] hypertension without significant proteinuria, second trimester
O13.3 - Gestational [pregnancy-induced] hypertension without significant proteinuria, third trimester
O13.9 - Gestational [pregnancy-induced] hypertension without significant proteinuria, unspecified trimester