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Biomedical subjects

S P Weiner

Publications and source records attributed to S P Weiner.

5 recordsLinked to original sources

Neurological complications from fat emulsion therapy.

Fat emulsion therapy is convenient for parenterally administering calories and essential fats. We report 2 children with neurological complications of fat emulsion therapy that arose before any systemic findings. The complications included focal and generalized seizures, weakness, and altered mental status. Biopsy and autopsy findings included cerebral endothelial and intravascular lipid deposition. Early recognition of fat emulsion therapy complications is essential as the neurological complications are potentially reversible with alteration of the parenteral diet.

Bone Marrow Transplantation↗

Basal ganglia calcifications in a case of biotinidase deficiency.

Biotinidase deficiency leads to a biotin-deficient state, with cardinal symptoms of ataxia, alopecia, and skin rash presenting in infancy. Previous reports of head CTs in patients with biotinidase deficiency did not note basal ganglia calcifications. We report the first case of biotinidase deficiency with basal ganglia calcifications. There were no symptoms referable to basal ganglia dysfunction.

Amidohydrolases↗

Neonatal seizures: electroclinical dissociation.

Electroclinical dissociation is a phenomenon in which the clinical component of a seizure occurs at times with or without an electrical correlate. The epidemiology of this observation was studied in a neonatal intensive care unit from July, 1983 to December, 1988. Infants demonstrating electroclinical dissociation were compared to those having exclusively electroclinical seizures. Sixteen percent of infants with electrographically-confirmed seizures and 19% of 243 analyzed seizures demonstrated electroclinical dissociation. The two groups revealed very few differences with respect to perinatal factors, etiology, and outcome. The subsequent electroencephalographic background was more disturbed in the electroclinical dissociation group, but did not correlate with clinical outcome. Extremity movements occurred at a statistically significant higher rate during electroclinical seizures. Electroclinical dissociation seizures arise from foci not consistently reflected in surface electrodes.

Brain Diseases↗