1A21
Gastroenteritis due to Astrovirus
Gastroenteritis due to Astrovirus
Frequently Asked Questions
What is the ICD-11 code for gastroenteritis due to astrovirus?
The ICD-11 code for gastroenteritis due to astrovirus is 1A21. The full clinical description is "Gastroenteritis due to Astrovirus".
What does ICD-11 code 1A21 mean?
ICD-11 code 1A21 represents “Gastroenteritis due to Astrovirus”. It is classified under Chapter 1: Certain Infectious or Parasitic Diseases.
What chapter is 1A21 in?
1A21 is in Chapter 1: Certain Infectious or Parasitic Diseases (codes 1A00-1H0Z).
What is the ICD-10 equivalent of ICD-11 code 1A21?
There is no direct ICD-10 mapping available for 1A21 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-10. Use the ICD-11 to ICD-10 converter to search for related codes.
What is the difference between ICD-10 and ICD-11?
ICD-11 is the latest revision of the WHO's International Classification of Diseases, succeeding ICD-10. Key differences include: a fully digital-first design, new chapters for sleep-wake disorders, sexual health, and traditional medicine, improved coding for rare diseases, and better integration with electronic health records through extension codes.
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