ICD-10

ICD-10 code Q90

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- ICD-10-CM
TABULAR LIST of DISEASES and INJURIES
- Q00-Q99
Congenital malformations, deformations and chromosomal abnormalities
- Q90-Q99
Chromosomal abnormalities, not elsewhere classified

Q90

Down syndrome

ICD-10 code Q90 for Down syndrome

Use additional code(s) to identify any associated physical conditions and degree of intellectual disabilities (F70-F79)
Q90.0
Trisomy 21, nonmosaicism (meiotic nondisjunction)
Q90.1
Trisomy 21, mosaicism (mitotic nondisjunction)
Q90.2
Trisomy 21, translocation
Q90.9
Down syndrome, unspecified
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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