O26.5 Maternal hypotension syndromeNon-billable header with 4 child codes.
O26.50 Maternal hypotension syndrome, unspecified trimesterO26.51 Maternal hypotension syndrome, first trimesterO26.52 Maternal hypotension syndrome, second trimesterO26.53 Maternal hypotension syndrome, third trimesterI95 Hypotension ("maternal hypotension syndrome (O26.5-)")R03.1 Nonspecific low blood-pressure reading ("maternal hypotension syndrome (O26.5-)")Z03.7 Encounter for suspected maternal and fetal conditions ruled out ("known or suspected fetal anomalies affecting management of mother, not ruled out (O26.-, O35.-, O36.-, O40.-, O41.-)")O26.4 Herpes gestationisO26.40 Herpes gestationis, unspecified trimesterO26.41 Herpes gestationis, first trimesterO26.42 Herpes gestationis, second trimesterO26.43 Herpes gestationis, third trimesterO26.5 Maternal hypotension syndrome (this code)O26.50 Maternal hypotension syndrome, unspecified trimesterO26.51 Maternal hypotension syndrome, first trimesterO26.52 Maternal hypotension syndrome, second trimesterO26.53 Maternal hypotension syndrome, third trimesterO26.6 Liver and biliary tract disorders in pregnancy, childbirth and the puerperium