Fróðskaparrit - 01.01.1965, Qupperneq 91

True Hermaphroditism
99
Fig. 5. Section of mesonephric duct from the gonad (Case No. 1). Co-
lumnar epithelium is seen. Arrow indicates a nucleus with sex chromatin.
About 2000 x.
matin negative individuals exhibited the pattern XY as in
normal males, and besides mosaic formation was found on rare
occasions — XX/XXX, XX/XY, XY/XO, and XX/XXY/
XXYYY2 26. That mosaic patterns were not found more fre-
quently must be due t.he fact that in most of the cases the
troublesome and time-consuming chromosome analysis was not
carried out on more than one type of tissue. Otherwise it is
difficult to explain how cells which according to their chromo-
somal arangement should be female, can lead to the formation
of testes and to the development of a primarily male pheno-
type15.
In true hermaphroditism the appearance of the internal and