Acta Neurochir (2017) 159:1699–1705 DOI 10.1007/s00701-017-3250-9 ORIGINAL ARTICLE - FUNCTIONAL Nerve atrophy in trigeminal neuralgia due to neurovascular compression and its association with surgical outcomes after microvascular decompression 1 2 1 1 1 1 Jian Cheng & Jinli Meng & Wenke Liu & Heng Zhang & Xuhui Hui & Ding Lei Received: 4 May 2017 /Accepted: 7 June 2017 /Published online: 21 June 2017 Springer-Verlag GmbH Austria 2017 Abstract complete pain relief at the 2-year follow-up. The Spearman cor- Background Idiopathic trigeminal neuralgia (TN) is caused relation test showed that there was a positive correlation (r=0.46, by neurovascular compression and is often related to morpho- P = 0.018) between the degree of trigeminal nerve indentation logical changes in the trigeminal nerve. The aim of this study and nerve atrophy. In multivariate logistic regression analysis, was to quantitatively measure atrophic changes of trigeminal two factors, indentation on nerve root (OR = 2.968, P =0.022) nerves in patients with TN, and to further investigate whether and degree of nerve atrophy (OR = 1.18, P = 0.035), were asso- nerve atrophy affected the efficacy of microvascular decom- ciated with the long-term outcome. pression (MVD). Conclusions TN is associated with atrophy on the
Acta Neurochirurgica – Springer Journals
Published: Jun 21, 2017
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