Definition Benign idiopathic pain, usually of the legs, which occurs in a significant minority of growing children from ages 9 to 14.
Differential Diagnosis Trauma, infection, avascular necrosis of bone, tumours, collagen vascular disease, Lyme disease, psychosomatic disease, congenital, and developmental defects
Clinical findings Growing pain is usually bilateral, intermittent, often occurs after going to bed, and is attributed to oedema of muscles encased within tight fascia. It often follows strenuous exercise, may be accompanied by restlessness and disappears with postpubertal cessation of growth.
Management Local heat, massage, rest, NSAIDs.
Ped Clin N Amer 1986; 33:1365