ObGyn Intelligence

ObGyn Intelligence

The First Obstetric Misdiagnoses: Lessons From Historic Mistakes

The Obstetric Intellect: From the 1920s rabbit tests to the 1983 “worm” preeclampsia controversy, obstetric history is a chronicle of wrong turns that taught right lessons.

Amos Grünebaum, MD's avatar
Amos Grünebaum, MD
Oct 12, 2025
∙ Paid

Every scientific breakthrough in obstetrics carries a shadow of error. From pregnancy tests that relied on rabbits, to the first misread ultrasound, to a 1983 paper in AJOG that saw “worms” in women with preeclampsia, our field’s progress has been paved by mistakes that dared to be published. These errors didn’t end progress—they made it possible.

1. Whe…

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