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Ruptured Ectopic Pregnancy: Likelihood Ratios

Introduction: A ruptured ectopic pregnancy will cause hemoperitoneum and requires emergent surgery.

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Tags: Gynecologic Obstetrical Tag this Diagnosis.

The likelihood ratios of findings for Ruptured Ectopic Pregnancy are listed below. See the left navigation bar to change the display.

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Finding +LR-LR Comments, Study
Heart Rate to Systolic Blood Pressure Ratio Edit 2.20.4

HR / SBP > 0.7

Study: Am J Obstet Gynecol. 2003 Nov;189(5):1293-6. PMID: 14634556
Hypotension Edit 90.7

SBP < 100 mmHg

Study: Am J Obstet Gynecol. 2003 Nov;189(5):1293-6. PMID: 14634556
Tachycardia Edit 70.8

Per PMID 2293828, sensitivity is only 45% even with hypotension, suggesting a possible parasympathetic reaction.

Study: Am J Obstet Gynecol. 2003 Nov;189(5):1293-6. PMID: 14634556

 

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