THE Chicago Medical Times. WILSON H. DAVIS, M. D., Editor and Publisher. ANSON L. CLARK, M. D., Editor. This malady is so common in our very changcable climate, it is important that we have clear ideas of its character, and how to treat it. No age is exempt, and many suffer repeated attacks of this disease. Cases are reported in which persons have had pneumonia eight to fifteen times, before their fatal issue. Definition.-Inflammation of the substance of the lung. Varieties.-According to its seat; single, double, lobular. According to causation; idiopathic, from cold and wet; traumatic, from injury; tuberculous, in phthisis, and typhoid pneumonia. Symptoms and Course.—A chill or stage of depression, followed soon by fever, with oppression in breathing, dull pain (not always present) in the chest, and sometimes short cough. Delirium is common. Temperature of the body high, especially on the fourth or fifth day; sometimes, in the evening, reaching 104° or 105° Fahr. in the axilla. Secretions scant, as in other febrile states. Urine containing an excess of urea, but deficient, especially in the chlorides, in the middle period of the attack. Expectoration commences about the third day |