[Isolation of influenza virus "A/Hong Kong/1/68 (H3N2)" from liquor cerebrospinalis of patients with CNS involvement (author's transl)].

Liquor cerebrospinalis of eight patients with central nervous symptoms were tested for influenza virus during the influenza virus epidemic 1971/72. In three of these cases influenza virus (A/Hong Kong/1/68 (H3N2) was isolated from spinal fluid in the embryonated hen egg. These patients showed after influenza like prodromi meningo-encephalitis, encephalitis or paranoid psychosis. Possible pathomechanisms are discussed.