Patellar Tendon Tear
The superior displacement of the patella seen on this x-ray (well above the knee joint) suggests a tear of the patellar tendon, with unopposed contraction of the quadriceps muscle.
ZEPHYR/SCIENCE PHOTO LIBRARY
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The superior displacement of the patella seen on this x-ray (well above the knee joint) suggests a tear of the patellar tendon, with unopposed contraction of the quadriceps muscle.
ZEPHYR/SCIENCE PHOTO LIBRARY