Henry speaks of a woman who menstruated from the mouth; at the necropsy 207 stones were found in the gall-bladder.

Krishaber speaks of a case of lingual menstruation at the epoch of menstruation.
Descriptions of menstruation from the extremities are quite numerous.
Pechlin offers an example from the foot; Boerhaave from the skin of the hand; Ephemerides from the knee; Albertus from the foot; Zacutus Lusitanus from the left thumb; Bartholinus a curious instance from the hand; and the Ephemerides another during pregnancy from the ankle.
Post speaks of a very peculiar case of edema of the arm alternating with the menstrual discharge.

Sennert writes of menstruation from the groin associated with hemorrhage from the umbilicus and gums.

Moses offers an example of hemorrhage from the umbilicus, doubtless vicarious.

Verduc details the history of two cases from the top of the head, and Kerokring cites three similar instances, one of which was associated with hemorrhage from the hand.
A peculiar mode is vicarious menstrual hemorrhage through old ulcers, wounds, or cicatrices, and many examples are on record, a few of which will be described.