Classification

Grade 1: Purely subjective symptoms and mild hypaesthesia

Grade 2: Sensory loss and weakness of intrinsic hand muscles, with or without slight wasting

Grade 3: Severe sensorimotor deficit

Explanation

Provide an explanation for key principles and pertinent aspects of the classification

Figures

Insert figures illustrating the classification

Reference(s)

McGowan AJ. The results of transposition of the ulnar nerve for traumatic ulnar neuritis. J Bone Joint Surg Br. Aug 1950;32-B(3):293-301.