osteochondritis dissecans of the patella in 9 patients (6 men, 3 women
; mean age 19 years) was located in the median ridge and paramedial ar
eas and was bilateral in 3 patients. All patients were initially treat
ed conservatively with complete relief of symptoms in 5. In 7 patients
fragments were excised and the crater was curetted and drilled. At fo
llow-up after 4 (2(8) years, the patients had no restriction of activi
ties and they had no pain.