Precocious pregnancy is the occurrence of gestation at an unusually early age. The development of ripe graafian follicles takes place long before puberty, and it is not uncommon to find one or, according to Chaddock, even a second pregnancy occurring before the onset of menstruation. An example among my own cases was that of a girl, aged 14, who was delivered at The Retreat, and who never had menstruated. Although pathologic conditions, such as tumors of the pineal gland, the hypophysis and the suprarenals, as well as a fibroma, multilocular cyst and sarcoma of the ovary, may have some influence on precocious menstruation, they do not seem to be a factor in precocious pregnancy. In 130 cases of pubertas praecox in the literature from 1658 to 1918, Lenz found only eleven early pregnancies. According to Munzner, the mental development occurs independently of physical development and corresponds more exactly to the
DITTRICK H. PRECOCIOUS PREGNANCYREPORT OF EIGHT CASES. JAMA. 1927;88(10):722–723. doi:10.1001/jama.1927.02680360034013
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