Larsen syndrome

Case contributed by Dr Jayanth Keshavamurthy

Presentation

Increased range of motion and bending in the left knee joint.

Patient Data

Age: 25
Gender: Female
Modality: X-ray

There is bilateral anterior and superior dislocation of both knee joints, left worse than right.

Case Discussion

25 year old female with chronic knee pain had radiographs obtained of the knee joints. There is chronic anterior and superior dislocation of the tibia with respect to femur, left worse than right knee joint. There is genu recurvatum.

She has Larsen syndrome which is associated with unusually large range of joint movement (hypermobility). Larsen syndrome is a rare genetic disorder. Surgical repair has high failure rates due to abnormal connective tissue.

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Case Information

rID: 37269
Case created: 1st Jun 2015
Last edited: 25th Mar 2017
Inclusion in quiz mode: Included

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