ICD-10-CM Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99) (2024)

Overview

Chapter	18
Description	Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)

Symptoms and signs involving the circulatory and respiratory systems (R00-R09)
Symptoms and signs involving the digestive system and abdomen (R10-R19)
Symptoms and signs involving the skin and subcutaneous tissue (R20-R23)
Symptoms and signs involving the nervous and musculoskeletal systems (R25-R29)
Symptoms and signs involving the genitourinary system (R30-R39)
Symptoms and signs involving cognition, perception, emotional state and behavior (R40-R46)
Symptoms and signs involving speech and voice (R47-R49)
General symptoms and signs (R50-R69)
Abnormal findings on examination of blood, without diagnosis (R70-R79)
Abnormal findings on examination of urine, without diagnosis (R80-R82)
Abnormal findings on examination of other body fluids, substances and tissues, without diagnosis (R83-R89)
Abnormal findings on diagnostic imaging and in function studies, without diagnosis (R90-R94)
Abnormal tumor markers (R97)
Ill-defined and unknown cause of mortality (R99)