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Biomedical subjects

E Gil-Neciga

Publications and source records attributed to E Gil-Neciga.

4 recordsLinked to original sources

Continuous muscle activity and distal spinal muscular atrophy.

A young man presented with myokymias, cramp-like difficulty in muscle relaxation and peroneal atrophy. EMG studies revealed continuous muscle activity (CMA) manifested as grouped potentials and high frequency discharges. Sensory nerve conduction studies and sural nerve biopsy gave normal results, and he was thought to suffer from distal spinal muscular atrophy with CMA. This association suggests that the lower motor neuron may have an important role in the generation of the continuous muscle activity.

Adult↗

[Atrioventricular block in Kearns-Sayre syndrome].

We report a case of a 17-year-old woman with Kearns-Sayre Syndrome who developed a high degree atrioventricular block. She had intraventricular conduction disturbances with normal atrioventricular conduction in previous electrocardiograms. The diagnosis criteria of this rare syndrome are commented on, and we describe the electrophysiological features, prognostic and treatment that atrioventricular conduction disturbances produce in these patients. We emphasize the necessary collaboration between neurologists and cardiologists in the early recognition of the conduction disturbances for implanting a prophylactic pacemaker.

Adolescent↗

Hypokalemic periodic paralysis in primary hyperaldosteronism. Subclinical myopathy with atrophy of the type 2A muscle fibers.

A case of a patient suffering from primary hyperaldosteronism is reported. In this case the disease is manifested clinically by periodic paralysis and hypopotasemia without permanent myopathy. The morphological study of the muscle demonstrates selective atrophy of the type 2A fibers as the most pronounced alteration. These findings suggest a chronic myopathic process.

Aged↗

[Davidenkow syndrome].

A 31-year-old female had since childhood walking difficulties on her right foot. She subsequently developed a right-sided scapuloperoneal amyotrophy with mild distal sensory sings. Nerve conduction velocities and nerve biopsy showed a peripheral neuropathy, and the case was thought to be an example of Davidenkow's syndrome. At the age of 41, the musculature innervated by the right V, VII, XI and XIIth cranial nerves became impaired and this suggested that the lower motor neuron was also involved precluding this picture from inclusion among the Hereditary Motor and Sensory Neuropathies (HMSN) to which Davidenkow's syndrome has been related.

Adult↗