A case of transient hyperammonemia in the newborn transient neonatal hyperammonemia.

A case of transient hyperammonemia of the newborn (THAN) is described in this paper. THAN is the disorder that is much more frequently present than diagnosed. Therefore, it is necessary to estimate the serum ammonia level in every preterm newborn infant, who develops the signs of respiratory distress syndrome in the first hours of life, along with the symptoms of hyperammonemia (lethargy, hypotonia, seizures, and coma).

Chronic inflammatory demyelinating polyradiculoneuropathy, in an 8-year-old girl, complicated by deafness and kidney fibrosis.

Based on case history and clinical and electrophysiological examinations, the authors report on a case of an 8-year-old girl who was diagnosed with chronic inflammatory demyelinating polyradiculoneuropathy. The disease was complicated by deafness and kidney fibrosis. During treatment with methylprednisolone and intravenous immunoglobulin, followed by mycophenolate mofetil, prompt improvement of neurological findings occurred.