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Biomedical subjects

G Paradiso

Publications and source records attributed to G Paradiso.

17 recordsLinked to original sources

Dopa-responsive dystonia masquerading as idiopathic kyphoscoliosis.

A 19-year-old girl with a long-standing history of kyphoscoliosis misdiagnosed as idiopathic was offered corrective surgery on several occasions but fortunately refused, since neurological examination later found evidence of mild dystonic posturing in the neck and right leg. Symptoms worsened toward evening but improved with rest. Treatment with low doses of levodopa led to total remission within a month. Our case illustrates that dopa-responsive dystonia can manifest spinal curvature as the major symptom and warrants its inclusion in the differential diagnoses of idiopathic kyphoscoliosis.

Adult

[Multifocal demyelinating neuropathy after tetanus vaccine].

A 39 year old man presenting multifocal demyelinating neuropathy (MFDN) is reported. Fifteen days before onset he had been vaccinated with 75 IU of tetanus toxoid. Although recent histories of vaccination or viral infection support the immunological hypothesis proposed for chronic acquired demyelinating neuropathies (CADN) it is reported for the first time in MFDN, suggesting that MFDN and CADN may share common pathophysiological mechanisms.

Adult

Movement disorders and depression due to flunarizine and cinnarizine.

Over the last few years, cases of movement disorders induced by flunarizine and cinnarizine have been increasingly reported. We describe a series of 101 patients, whose ages ranged from 37 to 84 years (mean 69.1), developing abnormal movements frequently associated with depression, secondary to treatment with either or both drugs. Symptoms closely resembled those induced by neuroleptic drugs and remitted on drug discontinuance in all but five cases after 5-22 months' follow-up. Whether or not such undesirable side effects are attributable to calcium antagonism and/or dopamine receptor blockade, long-term treatment with flunarizine or cinnarizine should be discouraged, particularly in the elderly.

Adult

[Clinical and neurophysiologic tests in the normal elderly].

Clinical and neurophysiological examination was performed in 35 normal aged subjects (72 +/- 6.4; range 65-86 years). Seventeen showed abnormal ankle reflex (48.6%), one case had patellar areflexia as well (2.9%), six had malleolar appalesthesia (17%), and five revealed both areflexia and apallesthesia (14%). Electromyography and motor conduction were normal in every case. Sural nerve conduction velocity and the amplitude of the sensory evoked potential showed no differences between subjects with and without clinical abnormalities. It is concluded that a) reflex and vibration sensibility changes in the elderly are not consequence of peripheral nerve involvement and b) there is no reason to believe there is an "aging neuropathy".

Aged

Concurrent hypnogenic and reflex paroxysmal dystonia.

A 29-year-old patient with nocturnal episodes of paroxysmal dystonia is described. In addition, attacks could be provoked by stimulation of his right foot. Treatment with phenytoin resulted in a marked reduction in the frequency of the episodes.

Adult

Continuous dopaminergic stimulation in cranial dystonia.

Meige's disease is a distressing complaint, the treatment of which often poses a challenge to the neurologist. The patient described here had blepharospasm-oromandibular dystonia, which responded transiently to oral lisuride. On three occasions, drug holidays successfully restored efficacy but thereafter further trials proved fruitless. Continuous subcutaneous lisuride administration in 0.35 mg doses per day, by means of a portable infusion pump, led to sustained improvement for 7 months. No major side effects were observed. Our findings suggest that this treatment deserves further trials.

Domperidone

Calcified cerebral hydatid cyst.

A 32-year-old patient with a lifelong history of epileptic attacks is described. A skull X-ray showed a round calcified nonhomogenous left frontotemporal mass. A CT scan confirmed its presence, as well as displacement of the left lateral and the third ventricles. At surgery a calcified inactive hydatid cyst was totally removed. Full recovery took place two months later. A differential diagnosis of hydatic cysts should be made when a calcified brain mass is found in patients from an endemic echinococcosis area.

Adult

Flunarizine- and cinnarizine-induced extrapyramidal reactions.

Cinnarizine and flunarizine are selective calcium blockers that have been used to treat and prevent vertigo. We studied 15 patients who had extrapyramidal syndromes after taking these drugs. Eleven patients had parkinsonism, one with persistent akathisia as well; one had an orofacial tremor; one, acute akathisia alone; and one an acute dystonic reaction. All but one improved when the drug therapy was discontinued. Seven patients were also depressed during treatment. Cinnarizine and flunarizine must therefore be added to the list of potentially risky drugs known to induce extrapyramidal reactions and depression.

Adult