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ICD-10 diagnosis code

W55 Bitten or struck by other mammals

This page in Swedish

W55 is the ICD-10 code for Bitten or struck by other mammals. It is a three-character category that is not subdivided further. It belongs to the block W50–W64 (Exposure to animate mechanical forces) in Chapter XX, External causes of morbidity and mortality.

Code type
Category (3 characters)
Chapter
XX · V01–Y98
Classification
WHO ICD-10, 2019 version

What W55 excludes

Conditions that look similar but belong under another code.

  • contact with marine mammal W56

W55 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

W55Biten eller angripen av annat däggdjur

  • W55.0Biten eller angripen av annat däggdjur - bostad och bostadsområde
  • W55.1Biten eller angripen av annat däggdjur - institutionellt boende
  • W55.2Biten eller angripen av annat däggdjur - skola, annan institution och offentlig lokal
  • W55.3Biten eller angripen av annat däggdjur - idrotts- och sportanläggning
  • W55.4Biten eller angripen av annat däggdjur - gata och väg
  • W55.5Biten eller angripen av annat däggdjur - butiks-, handels- eller serviceområde
  • W55.6Biten eller angripen av annat däggdjur - industriområde, byggarbetsplats
  • W55.7Biten eller angripen av annat däggdjur - lantbruksområde
  • and 2 more national subcodes
FinlandICD-10-FI

W55Nisäkkään purema tai kolhaisu

FranceICD-10-FR

W55Morsure ou coup donné par d'autres mammifères

NetherlandsICD-10-NL

W55gebeten of aangevallen door overige zoogdieren

United StatesICD-10-CM

Listed through more specific codes:

  • W55.01XABitten by cat, initial encounter
  • W55.01XDBitten by cat, subsequent encounter
  • W55.01XSBitten by cat, sequela
  • W55.03XAScratched by cat, initial encounter
  • W55.03XDScratched by cat, subsequent encounter
  • W55.03XSScratched by cat, sequela
  • W55.09XAOther contact with cat, initial encounter
  • W55.09XDOther contact with cat, subsequent encounter
  • and 55 more national subcodes

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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