Brachial plexus injury with Horner's syndrome, nerve root level involved is :: (A) C5, (B) C6, (C) C7, (D) T1
Answer is D. - Horner syndrome is due to involvement of white matter of spinal cord at T1 level." Klumpke's palsy: Occurs in lower trunk of brachial plexus (C8-T1) Claw hand is present due to the paralysis of intrinsic muscles of hand It is associated with Horner's syndrome Has poor prognosis