ICD-10

ICD-10 code R40.21

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- ICD-10-CM
TABULAR LIST of DISEASES and INJURIES
- R00-R99
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
- R40-R46
Symptoms and signs involving cognition, perception, emotional state and behavior
- R40
Somnolence, stupor and coma
- R40.2
Coma

R40.21

Coma scale, eyes open

ICD-10 code R40.21 for Coma scale, eyes open

The following appropriate 7th character is to be added to subcategory R40.21-:
0 - unspecified time
1 - in the field [EMT or ambulance]
2 - at arrival to emergency department
3 - at hospital admission
4 - 24 hours or more after hospital admission
R40.211
Coma scale, eyes open, never
R40.212
Coma scale, eyes open, to pain
R40.213
Coma scale, eyes open, to sound
R40.214
Coma scale, eyes open, spontaneous
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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