<prompt> Upper limb deformity in Erbs palsy -Adduction and lateral rotation of armAdduction and medial rotation of armAbduction and lateral rotation of armAbduction and medial rotation of arm  <response>: Ans. is b i.e., Adduction and medial rotation of arm Clinical features of Erbs palsy A Muscles paralyzed: Mainly biceps brachii, deltoid, brachialis and brachioradialis. Partly supraspinatus, infraspinatus and supinator. B Deformity position of the limb i Arm : Hangs by the side; it is adducted and medially rotated. ii Forearm : Extended and pronated. The deformity is known as policemans tip hand or porters tip hand. C Disability: The following movements are lost. o Abduction and lateral rotation of the arm shoulder. o Flexion and supination of the forearm. o Biceps and supinator jerks are lost. o Sensations are lost over a small area over the lower part of the deltoid. 