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Hip Disorders in Infants and Children

Am J Dis Child. 1981;135(12):1155-1156. doi:10.1001/archpedi.1981.02130360059031.
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This potpourri of information on childhood hip disorders is well organized and presented in a very readable fashion. The discussion of hip joint anatomy, growth and development, and biomechanical considerations are well covered in more detail than most medical students, pediatricians, and family practitioners require. The author has done independent research on femoral head blood supply in children and explains why the femoral head is at risk for avascular necrosis. He tells us why shear stress is important and how the perichondrial complex assumes a contributory role in slipped capital femoral epiphysis. There is a brief discussion of the normal and pathologic gait in childhood. There is an excellent review of the physical examination, with diagrams detailing how to do the examinations and with normal values of hip joint motion given in table form. Examination of the newborn, with emphasis on the joint range of motion tests, Barlow's test for


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The American Medical Association is accredited by the Accreditation Council for Continuing Medical Education to provide continuing medical education for physicians. The AMA designates this journal-based CME activity for a maximum of 1 AMA PRA Category 1 CreditTM per course. Physicians should claim only the credit commensurate with the extent of their participation in the activity. Physicians who complete the CME course and score at least 80% correct on the quiz are eligible for AMA PRA Category 1 CreditTM.
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