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May 1937

Dystrophia musculorum progressiva: Eine erblichkeitsmedizinische und klinische Studie.

Arch NeurPsych. 1937;37(5):1236. doi:10.1001/archneurpsyc.1937.02260170264018

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The material of this book is based on 100 subjects, coming from 100 families. Of the 61 patients in a secondary series who were found in addition to the subjects in these families, 49 were related to the subjects in a horizontal line (most of them brothers and sisters) and only 12 in the vertical line.

Sjövall concludes that the hereditary conditions, as found, correspond best to a dimer-recessive type of inheritance, probably with a pair of factors in the sex chromosome, since somewhat more males have the disease, but he believes that this incidence may be due in part to selection of the material.

For any practical prevention of progressive muscular dystrophy by sterilization these results are not encouraging. In 100 families only 7 parents of diseased persons suffered from this disease; in only 2 of these persons had this been ascertained by medical examination. Ninety-two parents of diseased