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  • 1
    ISSN: 1590-3478
    Keywords: Multiple sclerosis ; Bladder dysfunction ; Somatosensory evoked potentials (SEPs) ; Pudendal nerve
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Description / Table of Contents: Sommario I pazienti affetti da sclerosi multipla (SM) frequentemente presentano turbe della minzione. Al fin di valutare la sensibilità dei potenziali evocati somatosensoriali del nervo pudendo (pPES) nell'identificazione di una compromissione delle vie centrali di controllo della minzione, abbiamo registrato i pPES in 16 pazienti affetti da SM probabile. In tutti i pazienti è stato eseguito inoltre uno studio urodinamico e sono stati registrati i potenziali evocati visivo, uditivo e somatosensoriale dei nervi mediano e tibiale. Anomalie del PES del nervo pudendo sono state riscontrate nei 6 pazienti con disturbi della minzione e in 8 dei 10 pazienti asintomatici (87,5%). In 12 di essi (75% dei casi) sono state riscontrate anomalie del profilo urodinamico suscettibili di trattamento. Le nostre osservazioni sembrano deporre per un frequente e precoce coinvolgimento delle vie di controllo della minzione nei pazienti affetti da SM e per un'elevata frequenza di anomalie subcliniche.
    Notes: Abstract Bladder dysfunctions are often observed in patients with multiple sclerosis (MS). In order to evaluate their sensitivity in detecting abnormalities in bladder central control pathways, pudendal nerve somatosensory evoked potentials (pSEPs) were recorded in 16 patients with clinically probable MS: six were affected by retention or urge incontinence, and ten were asymptomatic. Conventional visual, auditory and somatosensory evoked potentials were also recorded, and all of the patients underwent a urodynamic examination. Prolonged latency or the absence of pSEP cortical responses was found in eight of the ten asymptomatic patients, and in all of the symptomatic cases (87.5%). The urodynamic evaluation revealed abnormalities in 12 patients (75%). Our findings seem to indicate an early and frequent involvement of bladder control pathways in MS patients, as well as a high rate of subclinical disorders.
    Type of Medium: Electronic Resource
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