- Mar 17, 2021

Creation of posterolateral portal using high anteromedial portal

The arthroscope is first introduced through the high anterolateral portal. A switching rod is introduced through the high anteromedial portal and the knee is moved into figure of four position . The switching rod is passed in front of acl into the posterolateral recess. The arthroscope is removed from the antero lateral portal and the sheath is introduced over the switching rod into the posterolateral recess which is then inspected.

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Fluid extravasation

If the capsular incision is too large while the subcutaneous and skin incisions are too small, irrigation fluid will dissect into the subcutaneous tissue. This expands the subcutaneous layer and shift

Distally placed arthroscopic portal

If the arthroscopic portal is placed too far distally there is chance to damage the anterior portion of lateral meniscus. This is possible in case of a low-riding patella, if the surgeon uses the pate

Meniscal root tears

These are radial tears with in 1cm of the meniscal attachment or avulsion of meniscal root from the site of attachment. Medial meniscal root tears causes chondral damage. Lateral meniscus root tears