View source for Arcanobacterium haemolyticum

== Background ==

* Non-motile beta-hemolytic, [[Stain::Gram-positive]] [[Shape::curved]] [[Shape::bacillus]]
* May be [[Stain::Gram-variable]]
* Previously known as [[Corynebacterium haemolyticum]]

== Clinical Manifestations ==

* Most commonly causes [[pharyngitis]], particularly in children and young adults
** May have diphtheria-like tonsillar exudates
** Rash in 25-50%, which may be urticarial, macular, or maculopapular
*** Typically on trunk and extremities, and spares the palms, soles, and face
* Next most common is [[skin and soft tissue infection]], usually polymicrobial
* Also a case-reportable cause of [[meningitis]], [[pneumonia]], [[brain abscess]], [[osteomyelitis]], and [[peritonsillar abscess]]

== Management ==

* Susceptible to most antibiotics, including [[penicillins]], [[cephalosporins]], [[carbapenems]], [[tetracyclines]], [[macrolides]], [[lincosamides]], and [[vancomycin]]
* Not reliably susceptible to [[co-trimoxazole]]

{{DISPLAYTITLE:''Arcanobacterium haemolyticum''}}
[[Category:Gram-positive bacilli]]