5-fluorouracil;
leukoencephalopathy;
GI malignancies;
neurotoxicity;
MULTIFOCAL LEUKOENCEPHALOPATHY;
TEGAFUR;
THERAPY;
CANCER;
D O I:
10.1055/s-0044-1779488
中图分类号:
R73 [肿瘤学];
学科分类号:
100214 ;
摘要:
5-fluorouracil (5FU) forms an important component of chemotherapy regimens used in various gastrointestinal (GI) adenocarcinomas and head and neck squamous cell carcinomas. Leukoencephalopathy is a rare adverse effect of 5FU, mediated by hyperammonemia and hyperlactatemia. We report cases of two patients with GI adenocarcinomas who developed neurological symptoms while on 5FU infusion. The neuroimaging and biochemical parameters were suggestive of toxic leukoencephalopathy. They were managed with cessation of the drug and short-term antiepileptic therapy. We also discuss the pathophysiology of this adverse effect and its management.
机构:
Fdn IRCCS Ist Neurol Carlo Besta, Unit Rare Neurodegenerat & Neurometab Dis, Via Celoria 11, I-20133 Milan, ItalyFdn IRCCS Ist Neurol Carlo Besta, Unit Rare Neurodegenerat & Neurometab Dis, Via Celoria 11, I-20133 Milan, Italy
Benzoni, Chiara
Moscatelli, Marco
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机构:
Fdn IRCCS Ist Neurol Carlo Besta, Unit Neuroradiol, Milan, ItalyFdn IRCCS Ist Neurol Carlo Besta, Unit Rare Neurodegenerat & Neurometab Dis, Via Celoria 11, I-20133 Milan, Italy
Moscatelli, Marco
Fenu, Silvia
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机构:
Fdn IRCCS Ist Neurol Carlo Besta, Unit Rare Neurodegenerat & Neurometab Dis, Via Celoria 11, I-20133 Milan, ItalyFdn IRCCS Ist Neurol Carlo Besta, Unit Rare Neurodegenerat & Neurometab Dis, Via Celoria 11, I-20133 Milan, Italy
Fenu, Silvia
Pareyson, Davide
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机构:
Fdn IRCCS Ist Neurol Carlo Besta, Unit Rare Neurodegenerat & Neurometab Dis, Via Celoria 11, I-20133 Milan, ItalyFdn IRCCS Ist Neurol Carlo Besta, Unit Rare Neurodegenerat & Neurometab Dis, Via Celoria 11, I-20133 Milan, Italy
Pareyson, Davide
Salsano, Ettore
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机构:
Fdn IRCCS Ist Neurol Carlo Besta, Unit Rare Neurodegenerat & Neurometab Dis, Via Celoria 11, I-20133 Milan, ItalyFdn IRCCS Ist Neurol Carlo Besta, Unit Rare Neurodegenerat & Neurometab Dis, Via Celoria 11, I-20133 Milan, Italy