1. The following variables DECREASE the chance of a full recovery with a PNS nerve lesion Long nerves damaged distally (close to the target organ but capable of regeneration) Long nerves damaged proximally (far from the target organ but capable of regeneration) Nerve damage close to the soma No MUPs (motor unit potentials) at 12 weeks MUPs at 12 weeks in a grade III lesion Lesion type neurotmesis Lesion type neuropraxia F Focal damage to Schwann cells Scarring of the nerve.