most common site for ulnar nerve entrapment (decreased sensation over 4th and 5th digits and weaker grip) is…
elbow at medial epicondylar groove
trendelenberg sign
drooping of contralateral pelvis when standing on one foot
weakness of gluteus medius and minimus muscles via superior gluteal nerve
injury with knee pain that leads to calf pain and ecchymosis distal to the medial malleolus (crescent sign)….
ruptured popliteal cyst