The left side was treated with lavage. The disc is displaced anteriorly bilaterally at closed-mouth (A and C) and open-mouth positions (B and D). The condylar movements at mouth opening are restricted. The diagnosis was set to bilateral anterior disc displacement without reduction.
A/ and B/ right side at closed-mouth position (A) and at open-mouth position (B). Erosion on the superior surface of the condyle and a small osteophyte are visible.
C/ and D/ Left side at closed-mouth position (C) and at open-mouth position (D). The condyle is flattened and a small osteophyte is visible.