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Passive supination

Positioning.

The subject stands with the arm hanging and the elbow bent to a right angle. The examiner stands in front of the subject. Both hands encircle the distal forearm in such a way that the heel of the ipsilateral hand is placed against the dorsal part of the ulna and the fingers of the […]

Passive pronation

Positioning.

The subject stands with the arm hanging and the elbow bent to a right angle. The examiner stands in front of the subject. Both hands encircle the distal forearm in such a way that the heel of the contralateral hand is placed against the volar part of the ulna and the fingers of the […]

Posterior Tibial Tendon Rupture

Basics Description PTT dysfunction or rupture is the most common cause of adult acquired flatfoot deformity. A working knowledge of the anatomy and function of the PTT in the normal foot is necessary to understand the pathophysiology that results from dysfunction. Origin: Posterior aspect of the tibia, the fibula, and the interosseous membrane Course: […]