PMC5579436_01
Prenatal ultrasonography at 18 weeks of gestation: (A) curved right femur; (B) curved left femur
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Second trimester ultrasound showed incurved femurs of the fetus at 18 weeks of gestation (Figure 1).
Postnatal radiography shows mildly curved femurs and osteopenia: (A) First day after birth, (B) One year later after birth
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On postnatal radiography, mild osteopenia and the curvature of the femurs were detected (Figure 2A).