Caldwell mentions the case of a woman who carried an ossified fetus in her uterus for sixty years.
Camerer describes the retention of a fetus in the uterus for forty-six years; Stengel, one for ten years, and Storer and Buzzell, for twenty-two months.

Hannaeus, in 1686, issued a paper on such a case under the title, "Mater, Infantis Mortui Vivum Sepulchrum," which may be found in French translation.
Buchner speaks of a fetus being retained in the uterus for six years, and Horstius relates a similar case.

Schmidt's Jahrbucher contain the report of a woman of forty-nine, who had borne two children.

While threshing corn she felt violent pain like that of labor, and after an illness suffered a constant fetid discharge from the vagina for eleven years, fetal bones being discharged with occasional pain.

This poor creature worked along for eleven years, at the end of which time she was forced to bed, and died of symptoms of purulent peritonitis.