A 2-year-old child is being evaluated for a musculoskeletal disorder. The child's laboratory results indicate hypophosphatemia, a normal erythrocyte sedimentation rate, and negative rheumatoid factor. Which disorder is the child likely experiencing?

Question

Quizplus · Accepted Answer

Genu varum (bowlegs) can be associated with conditions like rickets, which is characterized by hypophosphatemia due to vitamin D deficiency or phosphate metabolism disorders, fitting the child's lab results. Juvenile arthritis, septic arthritis, and avascular necrosis typically present with other specific clinical and laboratory findings not mentioned here.

A 2-Year-Old Child Is Being Evaluated for a Musculoskeletal Disorder