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Table 3 Chondral and OCL lesions and their dimension

From: CT arthrography for demonstration of various articular injuries in post-sprained ankle pain

Pathologic type

Number of cases

Percent

Maximal dimension in mm

Talar OCL

Type I OCL

2

4

Mean ± SD

(11 ± 2.34)

Range

(7–14)*

Type II OCL

11

22

Type III OCL

0

0

Type IV OCL

1

2

Tibial OCL

Type I OCL

0

0

Mean ± SD

(6.3 ± 1.93)

Range

(4–8)

Type II OCL

4

8

Type III OCL

0

0

Type IV OCL

0

0

Chondral defect

Talar cartilage defect

7

14

 

Tibial cartilage defect

11

22

 
  1. *For type II OCL