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Fetal Femur Length

Technique
1. Start with transducer at abdominal circumference
  1. Move transducer inferiorly to transect bladder
  2. Rotate transducer 30 degrees to view femur
2. Exclude distal femoral epiphyses present after 32 weeks
3. Tibia is at times mistaken for femur
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This page was written by Scott Moses, MD. This page was last revised before 5/10/08, prior to consistent tracking of revision date. This page was last published on 6/1/2008. Please send comments and questions to the editor. Contact information may be found on the page About the Family Practice Notebook. These pages are best viewed with Microsoft Internet Explorer 6.0.