CENTRAL PONTINE MYELINOLYSIS FOLLOWING CORRECTION OF HYPONATREMIA - MRI DIAGNOSIS

被引:16
作者
MORLAN, L
RODRIGUEZ, E
GONZALEZ, J
JIMENEZORTIZ, C
ESCARTIN, P
LIANO, H
机构
[1] UNIV AUTONOMA MADRID,CLIN PUERTA HIERRO,DEPT NEUROL,C SAN MARTIN PORRES 4,E-28035 MADRID,SPAIN
[2] NMR,CTR RESONANCIA MAGNET,MADRID,SPAIN
关键词
central pontine myelinolysis; hyponatremia; magnetic resonance imaging;
D O I
10.1159/000117333
中图分类号
R74 [神经病学与精神病学];
学科分类号
摘要
A 37-year-old woman with hepatic failure developed a locked-in syndrome after correction of a severe symptomatic hyponatremia. Magnetic resonance imaging showed a lesion involving the basis pontis and extending into the midbrain, consistent with central pontine myelinolysis. In this patient the rate of correction of hyponatremia was within the range considered sure by several authors, but factors such as hepatic encephalopathy, a single generalized seizure and correction of hyponatremia in 42 h with a change in serum sodium concentration of 34 mmol/l were present, and they could have been etiologically relevant. This case, like other recent reports, suggests new views about the pathogenesis of cerebral demyelinating lesions in patients with hyponatremia.
引用
收藏
页码:149 / 152
页数:4
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