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GROSS OCD LESION DESCRIPTION – CUE BALL. Illustration. Arthroscopic Image. Need image. 0 - No abnormality detectable arthroscopically IMMOBILE Lesion. GROSS OCD LESION DESCRIPTION – Shadow. Illustration. Arthroscopic Image. Need image. Need image.
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GROSS OCD LESION DESCRIPTION – CUE BALL Illustration Arthroscopic Image Need image 0 - No abnormality detectable arthroscopically IMMOBILE Lesion
GROSS OCD LESION DESCRIPTION – Shadow Illustration Arthroscopic Image Need image Need image 2 - Cartilage is intact and demarcated, but not mobile or ballotable with probing. This may be seen best under low light conditions, or tangential views. IMMOBILE LESION
GROSS OCD LESION DESCRIPTION – Wrinkle in Rug Illustration Arthroscopic Image Need image Need image 3 - Cartilage is demarcated with a fissure, buckle, and/or wrinkle, but not mobile or ballotable with probing (Wrinkle in the Rug) IMMOBILE LESION
GROSS OCD LESION DESCRIPTION – Trampoline Illustration Arthroscopic Image Need image 2 - Cartilage is intact and demarcated, but mobile or ballotable with probing MOBILE LESION
GROSS OCD LESION DESCRIPTION – Locked Door Illustration Arthroscopic Image Need image • 3 - Cartilage fissuring at periphery, but unable to hinge • MOBILE LESION
GROSS OCD LESION DESCRIPTION – Locked Door Illustration Video Image Need image Need image • 3 - Cartilage fissuring at periphery, but unable to hinge • MOBILE LESION
GROSS OCD LESION DESCRIPTION – Trap Door Illustration Arthroscopic Image Need image • 4 - Cartilage fissuring at periphery, with intact hinge (red arrows)
GROSS OCD LESION DESCRIPTION – Locked Door Illustration Video Image Need image Need image • 4 - Cartilage fissuring at periphery, with intact hinge (red arrows) • MOBILE LESION
GROSS OCD LESION DESCRIPTION – Crater Illustration Arthroscopic Image Need image 1 - Congruent 2 - Incongruent 3 - Fragmented 4 - Absent 1 - Congruent 2 - Incongruent 3 - Fragmented 4 - Absent 6 - Exposed sub-chondral bone defect Congruent = fragment fits into crater without modifications Incongruent = fragment fits into crater with modifications
LESION CLASSIFICATION – Crater Illustration Arthroscopic Image Need image Need image 1 - Congruent 2 - Incongruent 3 - Fragmented 4 - Absent 1 - Congruent 2 - Incongruent 3 - Fragmented 4 - Absent 6 - Exposed sub-chondral bone defect Congruent = fragment fits into crater without modifications Incongruent = fragment fits into crater with modifications
LESION CLASSIFICATION – Crater Illustration Arthroscopic Image Need image Need image 1 - Congruent 2 - Incongruent 3 - Fragmented 4 - Absent 1 - Congruent 2 - Incongruent 3 - Fragmented 4 - Absent 6 - Exposed sub-chondral bone defect Congruent = fragment fits into crater without modifications Incongruent = fragment fits into crater with modifications Need image
LESION CLASSIFICATION – Crater Illustration Video Need image Need image 1 - Congruent 2 - Incongruent 3 - Fragmented 4 - Absent 1 - Congruent 2 - Incongruent 3 - Fragmented 4 - Absent 6 - Exposed sub-chondral bone defect Congruent = fragment fits into crater without modifications Incongruent = fragment fits into crater with modifications