Plasenta Previa

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November 2019
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Multiparitas Gestasi Sering

Riwayat aborsi, insisi uterus& sesar

Kehamilan Usia Tua Uterus tua

Terbentuk soar pada uterus

Kerusakan lapisan uterus

Penipisan endometrium

Vaskularisasi uterus

Merokok vasokonstriksi pemb. darah Suplai O2 & nutrisi ke desidua Atrofi desidua

Vaskularisasi O2 Blastosit menuju segmen bawah uterus

Menutupi sebagian/ seluruh serviks Plasenta Previa Pembukaan segmen bawah uterus dan dilatasi ostium uteri Serviks membuka dan plasenta terlepas dari dinding uterus Perdarahan Syok Hipovolemik

Hipoksia Jaringan

Vaskularisasi plasenta Plasenta memperluas permukaannya