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April 19, 1924


Author Affiliations


JAMA. 1924;82(16):1256-1260. doi:10.1001/jama.1924.02650420020011

In this paper I shall endeavor to set down some of the accumulated thoughts on the diagnosis of pneumonia that the years have brought me. The nature of the subject will compel me to roam over a wide, more or less formless, field. I shall not attempt a formal presentation of the subject, but shall consider those manifestations of the disease that do not have their diagnosis written plainly on them.

Typical cases of pneumonia, like typical cases of any other disease, are easy of recognition, provided we are sufficiently alert. But a curious amaurosis occasionally afflicts the wisest physicians and makes them temporarily blind to the obvious. They do not see the forest for the trees. In a measure, we can guard against such a psychic lapsus by doing what Sir William Osler once advised a student to do when the latter failed to see some large glands on