1. A08 Viral and other specified intestinal infections

    Excludes1

    1. A08.0 Rotaviral enteritis

    2. A08.1 Acute gastroenteropathy due to Norwalk agent and other small round viruses

      1. A08.11 Acute gastroenteropathy due to Norwalk agent

        Inclusion term(s):

        • Acute gastroenteropathy due to Norovirus
        • Acute gastroenteropathy due to Norwalk-like agent
      2. A08.19 Acute gastroenteropathy due to other small round viruses

        Inclusion term(s):

        • Acute gastroenteropathy due to small round virus [SRV] NOS
    3. A08.2 Adenoviral enteritis

    4. A08.3 Other viral enteritis

      1. A08.31 Calicivirus enteritis

      2. A08.32 Astrovirus enteritis

      3. A08.39 Other viral enteritis

        Inclusion term(s):

        • Coxsackie virus enteritis
        • Echovirus enteritis
        • Enterovirus enteritis NEC
        • Torovirus enteritis
    5. A08.4 Viral intestinal infection, unspecified

      Inclusion term(s):

      • Viral enteritis NOS
      • Viral gastroenteritis NOS
      • Viral gastroenteropathy NOS
    6. A08.8 Other specified intestinal infections

Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.