Orthopaedics All are true regarding brachial plexus injury,except – A Preganglionic lesions have a better prognosis than postganglionic lesions B Erb' s palsy causes paralysis of the abductors and external rotators of the shoulder. C In Klumpke's palsy, Homer's syndrome may be present on the ipsilateral side D Histamine test is useful to differentiate between the preganglionic and postganglionic lesions 💡 Explanation All are true regarding brachial plexus injury,except - ✓ Correct Answer: A. Preganglionic lesions have a better prognosis than postganglionic lesions