what happens in Klumpkes paralysis
Klumpke&;s paralysis * site of injury - lower trunk of brachial plexus ( C8,T1) * cause of injury - undue abduction of the arm, as in clutching something with the hand after a fall from height , sometimes in bih injury . *Muscles paralysed- *intrinsic muscle of hand (T1), ulnar flexors of wrist & fingers (C8) *deformity - claw hand due to unopposed action of long flexors & extensors of the fingers . In claw hand there is hyperextension at metacarpophalageal joint & flexion at the interphalangeal joints. REF:textbook of ohopedics, John Ebenezer, 4th edition ,pg.no.351
Peripheral nerve injuries
Water tip deformity
Intrinsic hand muscle weakness
Elbow extended and wrist extended
Only elbow is extended
Intrinsic hand muscle weakness