The ICD-10 code range for ICD-10 Symptoms and signs involving cognition, perception, emotional state and behavior R40-R46 is medical classification list by the World Health Organization (WHO).
ICD-10 Code range (R00-R99), Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified, contains ICD-10 codes for Symptoms and signs involving the digestive system and abdomen, subcutaneous tissue, nervous and musculoskeletal systems, genitourinary system, cognition, perception, emotional state and behavior.