. Internal medicine; a work for the practicing physician on diagnosis and treatment, with a complete Desk index. nism. Symptoms.—Actinomj^cosis is at first a local disease. Its course isgenerally chronic, and as distant organs become involved it presents theclinical picture of a chronic pyaemia. In very rare cases rapid disseminationmay occur by way of the blood-vessels, and the disease run an acute course. Gastro-intestinal Form. — The infection takes place by way oflesions in the mucous membrane of the mouth or throat or through thetonsils. The jaw is very commonly involved in cattle, much l
. Internal medicine; a work for the practicing physician on diagnosis and treatment, with a complete Desk index. nism. Symptoms.—Actinomj^cosis is at first a local disease. Its course isgenerally chronic, and as distant organs become involved it presents theclinical picture of a chronic pyaemia. In very rare cases rapid disseminationmay occur by way of the blood-vessels, and the disease run an acute course. Gastro-intestinal Form. — The infection takes place by way oflesions in the mucous membrane of the mouth or throat or through thetonsils. The jaw is very commonly involved in cattle, much less frequentlyin man. There is swelling of the side of the face, usually involving thelower, rarely the upper jaw. The appearance may suggest sarcoma or aphlegmon. Sinuses form and the characteristic pus is discharged. Bur-rowing may take place in various directions. Indolent ulcers are duration is variable. Very rarely the fatal issue occurs as the resultof secondary infection or embolism in a few weeks. The usual course ischronic and maj^ extend over years. The tongue may be involved either. ACTINOMYCOSIS. 171 primarily or secondarily. One or more circumscribed nodules form and inthe course of a few weeks undergo softening and may be incised. Intes-tinal actinomycosis commoidy involves the region about the cajcum andthe ai)pendix. or the sigmoid flexure and the rectum. arecommon. PericaH-al abscesses have been reporteil. The anus may beinvolved. Actinomyces have been found in the stools. Peritonitis is acommon termination, but the disease may run a very chronic course phenomeiui and cachexia. Respikatouv Form.—Actinomycosis of the neck may directly involvethe larynx or may give rise to laryngeal cpdema. The lungs may be involvedprinu\rily or secondarily. The lesions are less characteristic. In manycases they are merely those of a chronic bronchial catarrh. In othersthe tissue of the lungs is studded with gray nodules, resembling miliar
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectmedicine, bookyear192
