2021 ICD-10-CM Codes for Meningococcal infection (A39)

Clinical Terms for Meningococcal infection (A39)

Meningococcal Infections-. Infections with bacteria of the species NEISSERIA MENINGITIDIS.

Neisseria meningitidis-. A species of gram-negative, aerobic BACTERIA. It is a commensal and pathogen only of humans, and can be carried asymptomatically in the NASOPHARYNX. When found in cerebrospinal fluid it is the causative agent of cerebrospinal meningitis (MENINGITIS, MENINGOCOCCAL). It is also found in venereal discharges and blood. There are at least 13 serogroups based on antigenic differences in the capsular polysaccharides; the ones causing most meningitis infections being A, B, C, Y, and W-135. Each serogroup can be further classified by serotype, serosubtype, and immunotype.

Meningococcal Vaccines-. Vaccines or candidate vaccines used to prevent infection with NEISSERIA MENINGITIDIS.

Meningococcal Infections-. Infections with bacteria of the species NEISSERIA MENINGITIDIS.