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. 2022 Dec 28;3(4):264–279. doi: 10.12336/biomatertransl.2022.04.006

Figure 5. Outerbridge arthroscopic grading system of articular cartilage defects. (A) Grade 0: normal cartilage; Grade I: nearly normal cartilage. (B) Grade II: partial thickness defect. (C) Grade III: full-thickness defect. (D) Grade IV: osteochondral defect.

Figure 5