ICD-10 diagnosis code

Z03.5 Observation for other suspected cardiovascular diseases

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Z03.5 is the ICD-10 code for Observation for other suspected cardiovascular diseases. It is a four-character subcategory of Z03 (Medical observation and evaluation for suspected diseases and conditions, ruled out), the most specific level in the WHO edition. It belongs to the block Z00–Z13 (Persons encountering health services for examination and investigation) in Chapter XXI, Factors influencing health status and contact with health services.

Code type
Subcategory (4 characters)
Chapter
XXI · Z00–Z99
Classification
WHO ICD-10, 2019 version

Z03.5 in national editions

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

NorwayICD-10-NO

Z03.5Observasjon ved mistanke om annen hjerte-karsykdom

DenmarkICD-10-DK

DZ035Observation pga. mistanke om anden hjerte-kar-lidelse

  • DZ035AObservation pga. mistanke om arytmi
  • DZ035BObservation pga. mistanke om hypertension
  • DZ035CObservation pga. mistanke om stabil angina pectoris
  • DZ035DObservation pga. mistanke om klaplidelse eller endokarditis
  • DZ035EObservation pga. mistanke om hjertesvigt
FinlandICD-10-FI

Z03.5Tarkkailu muun epäillyn sydän-verisuonisairauden vuoksi

GermanyICD-10-GM

Z03.5Beobachtung bei Verdacht auf sonstige kardiovaskuläre Krankheiten

FranceICD-10-FR

Z03.5Mise en observation pour suspicion d'autres affections cardiovasculaires

NetherlandsICD-10-NL

Z03.5observatie in verband met verdenking op andere cardiovasculaire-ziekten

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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