Theses de suppressis mensibus

XLI.
You will recognize the lack of blood from the weakness of the concoctive faculty, detected by its own signs, and also from those things that preceded it, whether bodily affections or disturbances of the mind.

XLII.
You will generally note the diversion of blood from contrary evacuations, whether universal or particular, to which those of Hippocrates pertain: "To a woman who is neither pregnant nor in childbed, if milk is present, her menses have failed," from the 5th aphorism, 39. Also, "For a woman vomiting blood, when the menses supervene, a bad resolution occurs," in the same place, 32.

XLIII.
You will detect retention from pain in the pubes, thighs, and loins, tension of the hypochondria the upper abdomen below the ribs, rumbling of the belly, heaviness of the whole body, pain in the neck and the forepart of the head, difficulty in breathing, melancholic affections, trembling of the heart, blackish urine, hemorrhages, spitting of blood, and other similar things, following the fullness or corruption of this or that humor. These things usually accompany the obstruction of the vessels, though they do so more quickly in that case, and more slowly in others.

XLIV.
A symptom that is by itself grave and troublesome usually exists as the cause of graver evils: such as consumption, paralysis, dropsy, melancholia, mania, fainting, colic, nephritic pain, gout, and the like, drawing their origin from a vicious plethora, which indeed can be foreseen and predicted by a physician from the persistence of the ailment.