I Think a Niece of Mine was Referred to a Neurologist: Difference between revisions

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m (New page: {{NHJ| |mainauthor= '''A.A.M. Wilde, T.A. Simmers''' |edition= 2007:4,157 }} Figure 1: ECG of the patient (on valproic acid).|thumb In the setting of...)
 
 
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|edition= 2007:4,157
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[[Image:Puzzle 2004 10 469 fig1.png|Figure 1: ECG of the patient (on valproic acid).|thumb]]
[[Image:Puzzle_2004_6_302_fig1.jpg|Figure 1: ECG of the patient (on valproic acid).|thumb]]


In the setting of family screening, an 84-year-old lady was invited for a cardiogenetic evaluation. Two of her grandchildren are known with a symptomatic long-QT syndrome type 2 based on a mutation in the KCNH2 gene (E698X). Two of her daughters, among
In the setting of family screening, an 84-year-old lady was invited for a cardiogenetic evaluation. Two of her grandchildren are known with a symptomatic long-QT syndrome type 2 based on a mutation in the KCNH2 gene (E698X). Two of her daughters, among
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nor their children and grandchildren had had any complaints. Just before leaving our clinic, she suddenly remembered that a 14-year-old niece (a daughter of one of her youngest sister’s sons) had been seen by a neurologist because of syncope. Because every syncope in a family member is suspect, it is our policy to ask for an ECG.
nor their children and grandchildren had had any complaints. Just before leaving our clinic, she suddenly remembered that a 14-year-old niece (a daughter of one of her youngest sister’s sons) had been seen by a neurologist because of syncope. Because every syncope in a family member is suspect, it is our policy to ask for an ECG.


The ECG was taken and sent to us (figure 1). It turned out to be of a 14-year-old girl who had had three episodes of syncope. The first occurred without a specific trigger at the age of 12, in the middle of the night. The second and third were probably triggered
The ECG was taken and sent to us (figure 1). It turned out to be of a 14-year-old girl who had had three episodes of syncope. The first occurred without a specific trigger at the age of 12, in the middle of the night. The second and third were probably triggered by emotion. After the third syncope she was referred to a neurologist who started valproic acid despite normal neurological evaluation (including EEG). She had no further syncope.  
by emotion. After the third syncope she was referred to a neurologist who started valproic acid despite normal neurological evaluation (including EEG). She had no further syncope.  
 


'''The question now is whether further evaluation is needed.'''
'''The question now is whether further evaluation is needed.'''
[[Puzzle 2004_10_469 - Answer|Answer]]