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ICD-10 diagnosis code

C34.3 Malignant neoplasm: Lower lobe, bronchus or lung

This page in Swedish

C34.3 is the ICD-10 code for Malignant neoplasm: Lower lobe, bronchus or lung. It is a four-character subcategory of C34 (Malignant neoplasm of bronchus and lung), the most specific level in the WHO edition. It belongs to the block C30–C39 (Malignant neoplasms of respiratory and intrathoracic organs) in Chapter II, Neoplasms.

Code type
Subcategory (4 characters)
Chapter
II · C00–D48
Classification
WHO ICD-10, 2019 version

C34.3 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

C34.3Malign tumör i underlob, bronk eller lunga

NorwayICD-10-NO

C34.3Ondartet svulst i lungeunderlappens bronkie- eller lungevev

DenmarkICD-10-DK

DC343Kræft i lungens nederste lap

FinlandICD-10-FI

C34.3Keuhkon alalohkon tai sen keuhkoputken syöpä

GermanyICD-10-GM

C34.3Unterlappen (-Bronchus)

FranceICD-10-FR

C34.3Lobe inférieur, bronches ou poumon

NetherlandsICD-10-NL

C34.3onderkwab, bronchus of long

United StatesICD-10-CM

Listed through more specific codes:

  • C34.30Malignant neoplasm of lower lobe, unspecified bronchus or lung
  • C34.31Malignant neoplasm of lower lobe, right bronchus or lung
  • C34.32Malignant neoplasm of lower lobe, left bronchus or lung

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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