15
Persons who become affected with empyema after pleurisy, if they get clear of it in forty days from the breaking of it, escape the disease; but if not, it passes into phthisis.
16
Heat produces the following bad effects on those who use it frequently: enervation of the fleshy parts, impotence of the nerves, torpor of the understanding, hemorrhages, deliquia, and, along with these, death.
17
Cold induces convulsions, tetanus, mortification, and febrile rigors.
18
Cold is inimical to the bones, the teeth, the nerves, the brain, and the spinal marrow, but heat is beneficial.
19
Such parts as have been congealed should be heated, except where there either is a hemorrhage, or one is expected.
20
Cold pinches ulcers, hardens the skin, occasions pain which does not end in suppuration, blackens, produces febrile rigors, convulsions, and tetanus.
21
In the case of a muscular youth having tetanus without a wound, during the midst of summer, it sometimes happens that the allusion of a large quantity of cold water recalls the heat. Heat relieves these diseases.