양측성 내측 원판형연골 - 1례 보고

Discoid meniscus was first described in 1889 by Young. And many papers have been written upon this subject. Discoid medial meniscus was first reported in 1930 by WatsonJones, but it was ring shaped. The first report of an undisputed discoid medial meniscus is that of Cave and Staples in 1941. Discoid lateral menisci are not uncommon, whereas discoid medial menisci are rare. And bileteral discoid medial menisci are extremely rare. Since the first report of bilateral discoid medial meeisci by Murdock in 1956, only five other cases have reported. Thia artic1e preaent the aixth caee of bilateral diicoid medial menisci.