placenta praevia

English

A normal pregnancy, left, and placenta praevia

Alternative forms

placenta previa (US)

Etymology

From Late Latin, from placenta + praevia.

Noun

placenta praevia (plural placenta praevias)

(pathology) A complication of pregnancy in which the placenta is inserted partially or completely in the lower segment of the uterus (above the opening of the cervix).
- 1987, G. J. Kloosterman, Some Obstetric Comments on Vrouw Schrader's Notebook and Memoirs, Hilary Marland (editor), Mother and Child Were Saved: The Memoirs (1693-1740) of the Frisian Midwife Catharina Schrader, page 35,
  The description of case 2980 leaves it uncertain whether this is a case of placenta praevia, but in the notebook is mentioned: "The afterbirth was in front of the child in the mouth of the womb and stuck very fast. Could not remove it completely".
- 2007, D. K. Dutta, Dutta's Obstetrics Haemorrhage: Made Easy, page 128,
  A second trimester low-lying placenta which is posterior or centrally located over the os is more likely to persist as a placenta praevia at term.
- 2011, David Levy, 8: Obstetric Haemorrhage, Ian Johnston, William Harrop-Griffiths, Leslie Gemmell (editors), AAGBI Core Topics in Anaesthesia 2012, page 110,
  If placenta praevia is identified, further imaging should be undertaken to ascertain the presence of placenta accreta.

单词	placenta praevia
释义	placenta praevia English A normal pregnancy, left, and placenta praevia Alternative forms placenta previa (US) Etymology From Late Latin, from placenta + praevia. Noun placenta praevia (plural placenta praevias) (pathology) A complication of pregnancy in which the placenta is inserted partially or completely in the lower segment of the uterus (above the opening of the cervix). 1987, G. J. Kloosterman, Some Obstetric Comments on Vrouw Schrader's Notebook and Memoirs, Hilary Marland (editor), Mother and Child Were Saved: The Memoirs (1693-1740) of the Frisian Midwife Catharina Schrader, page 35, The description of case 2980 leaves it uncertain whether this is a case of placenta praevia, but in the notebook is mentioned: "The afterbirth was in front of the child in the mouth of the womb and stuck very fast. Could not remove it completely". 2007, D. K. Dutta, Dutta's Obstetrics Haemorrhage: Made Easy, page 128, A second trimester low-lying placenta which is posterior or centrally located over the os is more likely to persist as a placenta praevia at term. 2011, David Levy, 8: Obstetric Haemorrhage, Ian Johnston, William Harrop-Griffiths, Leslie Gemmell (editors), AAGBI Core Topics in Anaesthesia 2012, page 110, If placenta praevia is identified, further imaging should be undertaken to ascertain the presence of placenta accreta.
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