PMC6432725_01
Digital subtraction angiography (DSA) of the PA with occlusion and hourglass configuration suggesting extravascular causes for lumen narrowing.
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fig1
By conventional transfemoral angiography, the previously identified occlusion of the right PA and its aberrant course were demonstrated again (Figure 1).
MRI of the right knee with regular anatomy (a, left) in comparison to our patient with PAES Type II (b, right). In the right image, the MHGM (light blue) is lateralized from its regular origin at the medial condyle of the femur (asterisk) and compresses the medially displaced PA (red).
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fig2
The muscle's tendon and belly crossed over a medialized PA and caused its compression (Figure 2(b)).