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Biomedical subjects

H Maeta

Publications and source records attributed to H Maeta.

At least 163 records · Page 9Linked to original sources

Successful excision of intracardiac teratoma.

A 6-year-old boy underwent successful extirpation of an intracardiac teratoma without injury to the myocardium or conduction system. Before operation, two-dimensional echocardiographic examination indicated a possibility of the teratoma. This is believed to be the seventh case to be reported and the second case of successful excision for an intracardiac teratoma.

Child↗

Artificial surfactant therapy in hyaline-membrane disease.

Ten preterm infants severely ill with hyaline-membrane disease (HMD) were given artificial surfactant endotracheally. Oxygenation and alveolar-arterial oxygen gradients improved, the levels of inspired oxygen and peak respirator pressure could be reduced, and many of the radiological abnormalities resolved. Acidosis and systemic hypotension were also reversed. In nine infants a patent ductus arteriosus became evident after recovery from HMD, necessitating further assisted ventilation. Eight infants survived, including five of six with birthweight less than 1500 g; two died of unrelated causes. Postnatal tracheal instillation of artificial surfactant may prove a useful treatment for severe HMD.

Acid-Base Equilibrium↗