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ICD-10 diagnosis code

Z03.1 Observation for suspected malignant neoplasm

This page in Swedish

Z03.1 is the ICD-10 code for Observation for suspected malignant neoplasm. 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

Z03.1 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

Z03.1Observation för misstänkt malign tumör som uteslutits och avskrivits

NorwayICD-10-NO

Z03.1Observasjon ved mistanke om ondartet svulst

DenmarkICD-10-DK

DZ031Observation pga. mistanke om kræft

  • DZ031AObservation pga. mistanke om kræft i centralnervesystemet
  • DZ031BObservation pga. mistanke om kræft i lunge
  • DZ031CObservation pga. mistanke om kræft i spiserøret eller mavesækken
  • DZ031DObservation pga. mistanke om kræft i tyktarmen eller endetarmen
  • DZ031EObservation pga. mistanke om kræft i leveren
  • DZ031FObservation pga. mistanke om kræft i pancreas
  • DZ031HObservation pga. mistanke om kræft i urinveje
  • DZ031JObservation pga. mistanke om kræft i prostata
  • and 12 more national subcodes
FinlandICD-10-FI

Z03.1Tarkkailu epäillyn pahanlaatuisen kasvaimen vuoksi

GermanyICD-10-GM

Z03.1Beobachtung bei Verdacht auf bösartige Neubildung

FranceICD-10-FR

Z03.1Mise en observation pour suspicion de tumeur maligne

NetherlandsICD-10-NL

Z03.1observatie in verband met verdenking op maligne neoplasma

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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