A number of infections may be associated with livedo reticularis.
Reasons for livedo in a patient with an infection:
(1) physiologic changes including hypothermia
(2) thromboemboli including DIC
(3) vasculitis
(4) cold agglutinins
(5) drug-induced
Infections associated with livedo reticularis:
(1) endocarditis
(2) Mycoplasma pneumonia
(3) parvovirus B19
(4) Q fever (Coxiella burnetti)
(5) rheumatic fever
(6) syphilis
(7) tuberculosis
(8) viral hepatitis C
(9) viral infection, NOS
Septic conditions associated with livedo:
(1) meningococcemia
(2) streptococcemia
(3) Rickettsia infections including typhus fever
(4) other
