title: Osteonecrosis of the femoral head during pregnancy.
mesh_terms: D001845:Bone Cysts / Q000000981:diagnostic imaging; D005260:Female; D005270:Femur Head / Q000000981:diagnostic imaging; D005271:Femur Head Necrosis / Q000175:diagnosis* / Q000000981:diagnostic imaging; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications / Q000175:diagnosis*; D011877:Radionuclide Imaging