Hyaline membrane disease in twins. A 7 year review with a study on zygosity.


We reviewed 294 pairs of twins born from January, 1966 to December, 1972. In 19 pairs one or both members developed hyaline membrane disease (HMD). Of these, both twins were affected in 12 pairs, twin B alone in six pairs, and twin A alone in one pair. The group affected (19 pairs) had lower gestational age, birth weight, Apgar score, increased incidence of… (More)


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