At 9 years of age a
boy with a history of a right middle cranial fossa arachnoid cyst with rupture
into the subdural space resulting in subdural hygroma status post fenestration
and cystoperitoneal shunt placement presented for evaluation of chronic
headaches. His prior pediatric
neurologist had placed him on prophylactic therapy for headaches with
topiramate. His most recent cerebral
imaging study showed a functioning cystoperitoneal shunt. 7 months later, topiramate had been
increased to 100 mg bid, without evident benefit. Amitriptyline therapy was initiated.
6 months later, the patient was hospitalized
after experiencing a headache associated with vomiting. Topiramate was discontinued. A MRI showed a
small arachnoid cyst to be present with no other abnormality. Shortly thereafter, he was readmitted after
experiencing a generalized tonic-clonic seizure. An EEG showed diffuse background slowing,
more pronounced in the right hemisphere.
Valproate therapy was initiated..
Subsequently, valproate, taken at a maximal dose of 375-375-250 mg, was
discontinued. It had not seemed to
impact on the chronic headaches.
Referral for non-pharmacological headache management was recommended.
A second neurosurgeon felt that the past had developed a
Chiari 1 malformation and at close to 11 years of age, a Chiari decompression
was performed. Another provider had
started the patient on sertraline, which was later discontinued. Butterbur and
feverfew were tried. Amitripyline therapy
was continued and incrementally advanced to a 150 mg daily dosage. Because of headaches, school attendance was
dismal. Referrals to a pain clinic and a
psychiatrist for anxiety were recommended.
When the patient was 15 years of age, full custody was given
to his father. Amitriptyline was
discontinued. In the past, the patient
had been treated for attention deficit with atomoxetine and, later, with
methylphenidate. This was discontinued. School absences
ceased. After an evaluation at 16 ½ years
of age, when the patient was reported as having occasional headaches treated
with ibuprofen, he was discharged from ongoing pediatric neurology care.
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