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ICD-10-CM/Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified/Symptoms and signs involving cognition, perception, emotional state and behavior/Symptoms and signs involving emotional state

R45.4 Irritability and anger

BackR45Symptoms and signs involving emotional stateCategory9 →R45.0NervousnessCategoryR45.1Restlessness and agitationCategoryR45.2UnhappinessCategoryR45.3Demoralization and apathyCategoryR45.4Irritability and angerCategoryR45.5HostilityCategoryR45.6Violent behaviorCategoryR45.7State of emotional shock and stress, unspecifiedCategoryR45.8Other symptoms and signs involving emotional stateCategory9 →R45.81Low self-esteemCategoryR45.82WorriesCategoryR45.83Excessive crying of child, adolescent or adultCategoryR45.84AnhedoniaCategoryR45.85Homicidal and suicidal ideationsCategory2 →R45.850Homicidal ideationsCategoryR45.851Suicidal ideationsCategoryR45.86Emotional labilityCategoryR45.87ImpulsivenessCategoryR45.88Nonsuicidal self-harmCategoryR45.89Other symptoms and signs involving emotional stateCategory
CategoryCODABLE
R45.4
Irritability and anger
Chapter
XVIII · Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
Section
R40-R46
Valid from
Source

CMS ICD-10-CM Tabular List, edition FY2026.

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