ICD-10

ICD-10 code Q21.3

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- ICD-10-CM
TABULAR LIST of DISEASES and INJURIES
- Q00-Q99
Congenital malformations, deformations and chromosomal abnormalities
- Q20-Q28
Congenital malformations of the circulatory system
- Q21
Congenital malformations of cardiac septa

Q21.3

Tetralogy of Fallot

ICD-10 code Q21.3 for Tetralogy of Fallot

Ventricular septal defect with pulmonary stenosis or atresia, dextroposition of aorta and hypertrophy of right
ventricle.
ICD-10
ATC
ICD-10 International Statistical Classification of Diseases and Related Health Problems 10th Revision
ICD-10

ICD-10 is the 10th revision of the International Statistical Classification of Diseases and Related Health Problems (ICD), a medical classification list by the World Health Organization (WHO).

It contains codes for diseases, signs and symptoms, abnormal findings, complaints, social circumstances, and external causes of injury or diseases.

ATC

The Anatomical Therapeutic Chemical (ATC) Classification System is used for the classification of active ingredients of drugs according to the organ or system on which they act and their therapeutic, pharmacological and chemical properties.

It is controlled by the World Health Organization Collaborating Centre for Drug Statistics Methodology (WHOCC).

DDD

The defined daily dose (DDD) is a statistical measure of drug consumption, defined by the World Health Organization (WHO).

It is used to standardize the comparison of drug usage between different drugs or between different health care environments.

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