Long Term Result of Osgood-Schlatter's Disease

Long term results of Osgood-Schlatter's disease are reported in 54 knees.There were 32 male patients and 10 female patients ranging in age from 20 to 37 years (mean, 27.7 years). The period of follow-up ranged from 7 to 23 years (mean; 14.5 years).Clinical results were evaluated by questionnaire. Eighteen knees had a deformity of the tibial tuberosity and 16 knees were painfull.Radiography at follow up classified the knees into three types as defined by Maruyama: N type (50%), I type (30%) and F type (20%). Patella height was measured using Blackburne's criteria. Clinical results were poor and patella alta was found in the F type.