brachial plexus

Classification Leffert "OCRO"

I Open

II Closed

A  Supraclavicular 

- Preganglionic / Avulsion of Roots

- Postganglionic / Rupture of Trunks

B Infraclavicular

- cords & branches

C.  Post anaesthetic

III Radiation / Other

Tumour

Diagnostic Issues

Supraclavicular

- nerve root patterns of sensation and motor disturbance

Infraclavicular

- peripheral nerve root pattern / cord

Supraclavicular preganglionic

- dorsal scapular / long thoracic / suprascapular nerves injured

- Horner's

- lack of sensation supraclavicular

- no tinel's