Table 1. Three types of schwannoma: clinical features and treatment.

Originating nerve	Symptom	Tinel-like sign	Location	Sensorydisturbance	Motordisturbance	Recommendedprocedure	Prognosis
Major nerve	painful mass	often positive	inter-muscular	sometimes positive	occasionally positive	intra-capsular enucleation	occasionally neurological deficit
Minor sensory branch	painful mass	sometimes negative	usually subcutaneous	usually negative	negative	extra-capsular enucleation or excision	good
Intramuscular motor branch	painless mass	often negative	intra-muscular	negative	negative	extra-capsular enucleation or excision	excellent