Pregnancy
Second/third trimester
Also: FL
Femur length
Abbreviation: FL
Ultrasound measurement of the fetal thigh bone.
What This Means for You
Understanding Femur length is an important part of your second/third trimester journey. During pregnancy, your care team will use this term regularly. Being familiar with it means you can ask better questions and feel more confident at your antenatal appointments.
Explore our Pregnancy hubGood to Know
One component of growth assessment.
Related Terms
Source: https://www.acog.org/womens-health/faqs/how-your-fetus-grows-during-pregnancy
Always consult your healthcare provider for personalised advice.
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Medical Disclaimer: This glossary is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare professional for diagnosis and treatment.