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ICD-10 diagnosis code

Q33.1 Accessory lobe of lung

This page in Swedish

Q33.1 is the ICD-10 code for Accessory lobe of lung. It is a four-character subcategory of Q33 (Congenital malformations of lung), the most specific level in the WHO edition. It belongs to the block Q30–Q34 (Congenital malformations of the respiratory system) in Chapter XVII, Congenital malformations, deformations and chromosomal abnormalities.

Code type
Subcategory (4 characters)
Chapter
XVII · Q00–Q99
Classification
WHO ICD-10, 2019 version

Q33.1 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

Q33.1Accessorisk lunglob

NorwayICD-10-NO

Q33.1Aksessorisk lungelapp

DenmarkICD-10-DK

DQ331Accessorisk lungelap

FinlandICD-10-FI

Listed through more specific codes:

  • Q33.10Keuhkon azygoslohko
  • Q33.18Muu ylilukuinen keuhkolohko
GermanyICD-10-GM

Q33.1Akzessorischer Lungenlappen

FranceICD-10-FR

Q33.1Lobe pulmonaire surnuméraire

NetherlandsICD-10-NL

Q33.1accessoire longkwab

United StatesICD-10-CM

Q33.1Accessory lobe of 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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