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Three Cases and Review of the Literature

Mary Belle Taylor; Richard C. Juberg, MD, PhD; Barbara Jones, MD; William A. Johnson

Am J Dis Child. 1970;120(4):374-381.

	Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings.

Since recognition of the autosomal trisomy D₁ syndrome by Patau et al,¹ 120 cases with cytological confirmation have been reported. In two surveys, the observers have attempted to estimate the frequency of this syndrome by identification of all cases occurring within an area during a period of time. Neither of these reports emphasized either the frequency or the variability of arrangements of the D chromosomes.

In their study of York County, Ontario, from 1962 through 1965, Conen and Erkman² ascertained nine cases of the D₁ syndrome; four of the nine had D/D translocation, while the other five had 47 chromosomes. The area in England surveyed by Taylor³ was less precisely defined. She ascertained 27 cases during a period of five years, but four patients did not have the extra D chromosomal material usually considered necessary to confirm the diagnosis. Among the remaining 23 cases, three were due . . . [Full Text PDF of this Article]

Author Affiliations
Morgantown, WVa

From the Genetics Laboratory, Department of Pediatrics, West Virginia University School of Medicine, Morgantown, WVa. Dr. Juberg is now with the Louisiana State University School of Medicine, Shreveport.

Footnotes
Received for publication Nov 24, 1969.

Reprint requests to Department of Pediatrics, Louisiana State University School of Medicine, 510 E Stoner Ave, Shreveport, La 71101 (Dr. Juberg).

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