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Femur Length; The femur length can be used to determine gestational age, but it is more useful in helping evaluate fetal weight. It is also useful as a marker for fetal malformation and genetic abnormality. Many, though not all, trisomy 21 fetuses will have shortened femurs.
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www.brooksidepress.org/Products/OBGYN_101/MyDocuments4/...
www.brooksidepress.org/Products/OBGYN_101/MyDocuments4/Ultrasound/2nd_and_3rd_Trimester_Ultrasound_Scanning.htm
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The femur is a long bone whose axis of movement is well outside of its substance for most of its length. Indeed, the important relationship of leg anatomy is that a line drawn from the the hip center to the ankle center passes right through knee center.
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www.pediatric-orthopedics.com/Topics/Bones/Femur/femur....
www.pediatric-orthopedics.com/Topics/Bones/Femur/femur.html
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The length of the femur of the young adult individual was estimated, by using anthropoid-based regression, to be a minimum of 298 mm. Because whole-femur proportions for Orrorin are unknown, this prediction is conservative and should be revised when additional specimens become available.
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www.medscape.com/medline/abstract/17318735
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In the case of discrepancy finding between head (HC, BPD) and femur lenght (FL) measurements the fetal gender should be taken into account.
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www.medscape.com/medline/abstract/16768041
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PROCEDURE; Part 1-Inferring Height from Femur Length; ... Multiple the length of the femur by 2.6. ... How accurate were you in inferring height from femur length? Explain.
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www.pbs.org/saf/1203/teaching/teaching2.htm
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The femur length (FL) in a pregnancy ultrasound measures the length in centimeters of the femur bone in the developing baby. The femur length may be a factor in calculating the dates for a pregnancy or monitoring growth. ... The length in centimeters of the developing baby's femur (the femur is the long bone in the human thigh).
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miscarriage.about.com/od/pregnancylossbasics/g/FL.htm
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Ultrasounds question: If the baby's femur length measures a week and 3 days shorter than the BPD which measurement is used to determine a due date? They are both compared with your date calculated from ... Femur length shorter? Why is the due date diffrent from the measurement? What is more accurate bpd measuremnts or...
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wiki.answers.com/Q/If_the_baby's_femur_length_measures_...
wiki.answers.com/Q/If_the_baby's_femur_length_measures_a_week_and_3_days_shorter_than_the_BPD_which_measurement_is_used_to_determine_a_due_date
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[Archive] Short femur - I'm worried! Pregnancy ... My doctor told me that they want me to have it done again in 7 to 10 days because the femur length was showing relatively shorter then all the other measurements (minus; 1 1/2 to 2 weeks shorter). Has something like this happen to anyone else?
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www.parentingbanter.com/q-t_6208-Short-femur-Im-worried...
www.parentingbanter.com/q-t_6208-Short-femur-Im-worried.html
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Why proportion crank length to femur length? ... Given that the average adult male is 70 inches tall and has a femur length of 43.2 centimeters, a 170 millimeter crank is 39.5% of the femur length. I selected this as a starting point for calculations. 39% and 40% yield 168.5 mm and 172.8 mm crank lengths respectively,
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www.billbostoncycles.com/crank_length.htm
www.billbostoncycles.com/crank_length.htm
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