Canavero S, Bonicalzi V, Ferroli P. Can trauma alone to the trigeminal root relieve trigeminal neuralgia? The case against the microvascular compression hypothesis. J Neurol Neurosurg Psychiatry 1997;63:411.

In line 7 of the first paragraph, “asymptomatic” should read “symptomatic”.

The part sentence starting 10 lines from bottom, first column “five with arachnoiditis, two with a sharp root kink, four distally (group 4).” should read “three with arachnoiditis, two with a sharp root kink, all distally (group 4)”