Adenovirus Infection

Definition

Adenovirus infection is an infection caused by a virus. The infection can lead to:
  • The common cold, bronchitis, or pneumonia
  • Conjunctivitis
  • Stomach flu
  • Urinary tract infections

Causes

The infection is caused by a type of virus called an adenovirus. There are several types of these viruses. The infection passes easily from person to person but is rarely serious.
The Upper Respiratory Tract
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Risk Factors

These infections are common in children. The following factors may increase the risk of an adenovirus infection:
  • Weak immune system
  • Exposure to a sneeze or cough of an infected person
  • Exposure to the stool of an infected person
  • Living in close contact with others such as military units, schools, or summer camps
  • Handling an object that was exposed to an infected person
  • Exposure to water contaminated with adenovirus

Symptoms

Adenoviruses are able to infect mucus membranes that are found in the:
  • Respiratory tract
  • Eyes
  • Intestines
  • Urinary tract
Symptoms will depend on where the infection is. Symptoms of adenovirus infection may include:
  • General symptoms such as:
    • Fever
    • Swollen lymph nodes
    • Headache
  • Respiratory symptoms such as:
  • Intestinal symptoms such as:
  • Urinary symptoms such as:
    • Frequent urination
    • Burning, pain, and/or blood in the urine
  • Red, irritated eyes

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