Abstract
A clinical diagnosis of typical trigeminal neuralgia does not rule out the possibility of a space-occupying lesion compressing the nerve along its course from the brainstem to Meckel's cave. 4 cases of typical trigeminal neuralgia, treated medically for several years and seen here recently before a space-occupying lesion was found in the posterior cranial fossa, point up the need for thorough neurological and neuroradiological examination of all patients with the typical symptoms. Lesion removal resulted in total relief from pain in 3 patients. In the fourth patient the pain was controlled by percutaneous surgery with thermocoagulation of the gasserian ganglion.
Sommario
La diagnosi clinica di nevralgia trigeminale tipica non esclude la possibilità della persenza di una lesione espansiva comprimente il nervo lungo il suo decorso dal tronco encefalico al cavo di Meckel. La recente osservazione di quattro pazienti con nevralgia trigeminale tipica, trattati per vari anni con terapia medica, prima che fosse rivelata la presenza di un processo espansivo in fossa cranica posteriore ci offre l'occasione di sottolineare la necessità di sottoporre tutti i pazienti con tale sintomatologia ad un esame neurologico e neuroradiologico accurato.
La rimozione del processo espansivo ha determinato la completa scomparsa del quadro doloroso in tre pazienti, mentre nel quarto caso la nevralgia è stata controllata con un intervento chirurgico percutaneo di termocoagulazione del ganglio di Gasser.
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Puca, A., Meglio, M. Typical trigeminal neuralgia associated with posterior cranial fossa tumors. Ital J Neuro Sci 14, 549–552 (1993). https://doi.org/10.1007/BF02339213
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DOI: https://doi.org/10.1007/BF02339213