This section is from the book "Dental Medicine. A Manual Of Dental Materia Medica And Therapeutics", by Ferdinand J. S. Gorgas. Also available from Amazon: Dental Medicine.
Phosphor-Necrosis is indicated by pain in jaw, similar to odontalgia, at first not constant, but soon becoming severe, and extending alongside of the head, and to the shoulder, with swelling and great tenderness near the seat of the affection, the integument becoming red and tense, the teeth elongated and extremely painful when closed together, and also becoming loose; the gums and mucous membrane of the cheeks swollen and livid; at length, suppuration ensues, with fever, rigors, etc.; gums become spongy, with escape of pus around necks of necrosed teeth, and the pus fetid, and the swelling very great, especially when the lower jaw is affected; a dense plastic exudation encases the under and external surface of the bone; intense glistening redness of the skin, as the pus approaches the surface; at length, intense fever, with delirium and great suffering; the throwing out of a bony deposit of a peculiar appearance, like pumice-stone.