Difference between revisions of "Placenta previa"

(Diagnosis)
 
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*Advanced maternal age
 
*Advanced maternal age
 
*Cigarette smoking
 
*Cigarette smoking
*Cocaine abuse
+
*[[Cocaine]] abuse
 +
 
 +
==Clinical Features==
 +
*Painless [[Vaginal bleeding in pregnancy (greater than 20wks)|vaginal bleeding]] in 3rd trimester
 +
**May be profuse, bright red
  
==Diagnosis==
 
*Painless vaginal bleeding
 
*U/S - obtain position of placenta
 
  
 
==Differential Diagnosis==
 
==Differential Diagnosis==
 
{{Abdominal Pain Pregnancy DDX}}
 
{{Abdominal Pain Pregnancy DDX}}
  
 +
==Evaluation==
 +
*[[Pelvic ultrasound]] - obtain position of placenta
 +
*Type + cross
 +
*Rho status
 +
*CBC
 +
*Coags
 +
*Fetal Heart Monitoring
 +
 +
==Evaluation==
 
==Management==
 
==Management==
#Type + cross
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*Requires cesarean- consult ob/gyn emergently
#CBC
+
*Resuscitate
#Coags
 
#Fetal Heart Monitoring
 
  
==Treatment==
+
==Dispo==
#C-section
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*Admit
  
==Source==
+
==See Also==
Tintinalli
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*[[Vaginal Bleeding (Main)]]
 +
 
 +
==References==
 +
<references/>
  
==See Also==
 
[[Vaginal Bleeding (Main)]]
 
  
[[Category:OB/GYN]]
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[[Category:OBGYN]]

Latest revision as of 02:02, 4 October 2019

Background

  1. Placenta that extends near, partially over, or beyond the internal cervical os
    1. Can be total, partial, or marginal
  2. Do NOT perform digital or speculum exam

Risk Factors

  • Uterine scar
  • Advanced maternal age
  • Cigarette smoking
  • Cocaine abuse

Clinical Features


Differential Diagnosis

Abdominal Pain in Pregnancy

The same abdominal pain differential as non-pregnant patients, plus:

<20 Weeks

>20 Weeks

Any time

Evaluation

  • Pelvic ultrasound - obtain position of placenta
  • Type + cross
  • Rho status
  • CBC
  • Coags
  • Fetal Heart Monitoring

Evaluation

Management

  • Requires cesarean- consult ob/gyn emergently
  • Resuscitate

Dispo

  • Admit

See Also

References