Another source might explain the pain.
Kidd
R
R
D000779:Anesthetics, Local / Q000627:therapeutic use; D002921:Cicatrix / Q000150:complications*; D003937:Diagnosis, Differential; D006801:Humans; D009408:Nerve Compression Syndromes / Q000150:complications*; D010146:Pain / Q000209:etiology*
D000779:Anesthetics, Local