There are but few cases in which the bacillus of influenza has been demonstrated in the internal organs and in the blood. Of the twenty odd cases in which this has been done the brain is the organ in which the bacillus has been found most frequently. Slawyk1 describes a case in a child, diagnosed as cerebrospinal meningitis, in whom the bacillus was present in the exudate obtained by lumbar puncture; later it was also found in the pus of an abscess about the external malleolus, in the blood, and post-mortem in an abscess on the back of the hand; histologically it was also found in sections of the lungs. The entire body of the child was invaded by influenza bacilli. The severest lesions were produced in the meninges, where thick, viscid, purulent exudate formed. Hence the clinical picture resembled that of epidemic meningitis. The point of entrance was
GENERAL INFECTION WITH BACILLUS INFLUENZAE. JAMA. 1900;XXXIV(5):302. doi:10.1001/jama.1900.02460050048012
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