ICD-10-CM · 2026
Hierarchy
ICD-10-CM 2026 Code
R40.21
Description
Coma scale, eyes open
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Regulatory Details
Chapter 18External causes of morbidity
SectionSymptoms and signs involving cognition, perception, emotional state and behavior (R40-R46)
Inclusion TermsComa scale eye opening score of 1; Coma scale eye opening score of 2; Coma scale eye opening score of 3; Coma scale eye opening score of 4
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