Moraxella catarrhalis: Difference between revisions

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Moraxella catarrhalis
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== Background ==
* [[Stain::Gram-negative]] [[Cellular shape::diplococcus]] that is [[Oxidase test::oxidase-positive]]

=== Microbiology ===
* [[Stain::Gram-negative]] [[Shape::diplococcus]] that is oxidase [[Oxidase::positive]]
* Colonies have a "hockey puck" quality where they can be easily slid around the plate
* Colonies have a "hockey puck" quality where they can be easily slid around the plate
* Have beta lactamases
* Have beta lactamases

== Clinical Presentation ==

* Common cause of [[acute bacterial sinusitis]] and [[acute otitis media]] in children
* Can cause [[pneumonia]] in immunocompromised patients or those with [[COPD]]
** Rarely associated with [[bacteremia]]

== Management ==
* Treatment is with [[Is treated by::amoxicillin-clavulanic acid]], [[Is treated by::TMP-SMX]], or a third-generation cephalosporin
* Treatment is with [[Is treated by::amoxicillin-clavulanic acid]], [[Is treated by::TMP-SMX]], or a third-generation cephalosporin



Latest revision as of 13:41, 6 November 2021

Background

Microbiology

  • Gram-negative diplococcus that is oxidase positive
  • Colonies have a "hockey puck" quality where they can be easily slid around the plate
  • Have beta lactamases

Clinical Presentation

Management