Unilateral striae distensae of the knee after a steroid injection for the treatment of Osgood-Schlatter disease.

We report a 12-year-old girl with new diagnosisof right knee Osgood-Schlatter who developedhorizontal purple striae below the right tibial tubercletwo months after a right knee intra-articular steroidinjection. She is the second reported case of unilaterallocalized striae after an intra-articular steroid injectionand the first with triamcinalone as the corticosteroid.