Hypertensive Pregnant Women Monitored by Teletransmitted Self-measurements of Blood Pressure

Inclusion Criteria: * Pregnant women with confirmed mild to moderate AH untreated and / or under antihypertensive treatment (for gestational or chronic hypertension) * Women without preeclampsia requiring enhanced AH surveillance * Patient affiliated to a social security system * Patient giving consent to participate in the study. * Age\> 18 years Exclusion Criteria: * arm circumference greater than 42 cm unsuitable for self-measurement, * women in atrial fibrillation, or frequently in arrhythmia, with secondary hypertension or severe hypertension or with cardiovascular complication. * women having preeclampsia. * women having an AH by "white coat effect". * women having a move or maternity change planned during pregnancy. * majors protected under tutorship or curatorship, or under the protection of justice.