TABLE 2.

Complications reported in ≥1% of cases of infectious mononucleosis

ComplicationComment
Airway obstructionDue to oropharyngeal swelling and edema
MeningoencephalitisOther neurologic complications have been reported but are rare
Hemolytic anemiaThought to be autoimmune
ThrombocytopeniaThought to be autoimmune
RashRash due to EBV is uncommon, but maculopapular rashes occur in the majority of patients inadvertently given penicillin derivatives