Rule out pulmonary tuberculosis: clinical and radiographic clues for the internist.

As tuberculosis rates decline in the United States, clinicians are less likely to consider it early in a patient's illness. Certain clinical and radiographic features increase the likelihood of tuberculosis. This review covers the clinical and radiographic features of tuberculosis, the initial evaluation of the patient, the use of airborne infection isolation, and the utility of new molecular techniques in diagnosing tuberculosis. Copyright