Haemophilus influenzae infection (patient information)

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Haemophilus influenzae infection
Overview
What are the symptoms?
What are the causes?
Diagnosis
Treatment options
Where to find medical care for Haemophilus influenzae infection?
Prevention
Haemophilus influenzae infection On the Web
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Overview

H.influenzae is a type of bacteria that can cause infections in people of all ages ranging from mild, such as an ear infection, to severe, such as a bloodstream infection.

What are the symptoms?

Haemophilus influenzae, including Hib, disease causes different symptoms depending on which part of the body is affected. The most common severe types of H. influenzae disease are:

• Pneumonia (lung infection)
  • Fever and chills
  • Cough
  • Shortness of breath or difficulty breathing
  • Sweating
  • Chest pain
  • Headache
  • Muscle pain or aches
  • Excessive tiredness
• Bacteremia (bloodstream infection)
  • Fever and chills
  • Excessive tiredness
  • Pain in the belly
  • Nausea with or without vomiting
  • Diarrhea
  • Anxiety
  • Shortness of breath or difficulty breathing
  • Altered mental status (confusion)
• Meningitis (infection of the covering of the brain and spinal cord)
  • Fever
  • Headache
  • Stiff neck
  • Nausea with or without vomiting
  • Increased sensitivity to light (photophobia)
  • Altered mental status (confusion) {| class="wikitable" !Pneumonia !Bacteremia !Meningitis ! |- |Fever and chills |Fever and chills |Fever | |- |Cough |Excessive tiredness |Headache | |- |Shortness of breath or difficulty breathing |Pain in the belly |Stiff neck | |- |Sweating |Nausea with or without vomiting |Nausea with or without vomiting | |- |Chest pain |Diarrhea |Increased sensitivity to light (photophobia) | |- |Headache |Anxiety |Altered mental status (confusion) | |- |Muscle pain or aches |Shortness of breath or difficulty breathing | | |- |Excessive tiredness |Altered mental status (confusion) | | |}