B77 is the ICD-10 code for Ascariasis. It is a three-character category divided into 3 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block B65–B83 (Helminthiases) in Chapter I, Certain infectious and parasitic diseases.
- Code type
- Category (3 characters)
- Chapter
- I · A00–B99
- Classification
- WHO ICD-10, 2019 version
What B77 includes
Conditions and terms that are coded here.
- ascaridiasis
- roundworm infection
Subcodes of B77
B77 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
DB77Askariose
B77Suolinkaistauti
B77Askaridose
B77Ascaridiase
B77ascariasis
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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