Fastidious short rod that does not stain with Gram stain - an "atypical pathogen"
Particularly common in school aged children and other crowded environments such as college and military institutions
Post-infectious syndromes from antibodies include:
Hemolysis from cold agglutinins
Rash
Encephalitis
Arthritis
Rarely cardiac involvement
Diagnosed by serology. NAT is included in Respiratory Pathogen Multiplex Panel.
