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Chapter 18: Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified

Code range R00-R99 - 89 categories

CategoryDescriptionBillable codes
R00Abnormalities of heart beat5
R01Cardiac murmurs and other cardiac sounds3
R03Abnormal blood-pressure reading, without diagnosis2
R04Hemorrhage from respiratory passages6
R05Cough6
R06Abnormalities of breathing17
R07Pain in throat and chest7
R09Oth symptoms and signs involving the circ and resp sys12
R10Abdominal and pelvic pain42
R11Nausea and vomiting9
R12Heartburn1
R13Aphagia and dysphagia7
R14Flatulence and related conditions4
R15Fecal incontinence4
R16Hepatomegaly and splenomegaly, not elsewhere classified3
R17Unspecified jaundice1
R18Ascites2
R19Oth symptoms and signs involving the dgstv sys and abdomen26
R20Disturbances of skin sensation6
R21Rash and other nonspecific skin eruption1
R22Localized swelling, mass and lump of skin, subcu12
R23Other skin changes7
R25Abnormal involuntary movements6
R26Abnormalities of gait and mobility6
R27Other lack of coordination3
R29Oth symptoms and signs involving the nervous and ms systems57
R30Pain associated with micturition3
R31Hematuria5
R32Unspecified urinary incontinence1
R33Retention of urine3
R34Anuria and oliguria1
R35Polyuria4
R36Urethral discharge3
R37Sexual dysfunction, unspecified1
R39Oth and unsp symptoms and signs involving the GU sys21
R40Somnolence, stupor and coma101
R41Oth symptoms and signs w cognitive functions and awareness16
R42Dizziness and giddiness1
R43Disturbances of smell and taste5
R44Oth symptoms and signs w general sensations and perceptions6
R45Symptoms and signs involving emotional state18
R46Symptoms and signs involving appearance and behavior10
R47Speech disturbances, not elsewhere classified7
R48Dyslexia and oth symbolic dysfunctions, NEC6
R49Voice and resonance disorders6
R50Fever of other and unknown origin6
R51Headache2
R52Pain, unspecified1
R53Malaise and fatigue6
R54Age-related physical debility1
R55Syncope and collapse1
R56Convulsions, not elsewhere classified4
R57Shock, not elsewhere classified4
R58Hemorrhage, not elsewhere classified1
R59Enlarged lymph nodes3
R60Edema, not elsewhere classified3
R61Generalized hyperhidrosis1
R62Lack of expected normal physiol dev in childhood and adults6
R63Symptoms and signs concerning food and fluid intake11
R64Cachexia1
R65Symp and signs specifically assoc w sys inflam and infct4
R68Other general symptoms and signs12
R69Illness, unspecified1
R70Elev erythro sedim and abnormality of plasma viscosity2
R71Abnormality of red blood cells2
R73Elevated blood glucose level5
R74Abnormal serum enzyme levels4
R75Inconclusive laboratory evidence of human immunodeficiency virus [HIV]1
R76Other abnormal immunological findings in serum6
R77Other abnormalities of plasma proteins5
R78Find of drugs and oth substnc, not normally found in blood13
R79Other abnormal findings of blood chemistry7
R80Proteinuria6
R81Glycosuria1
R82Other and unspecified abnormal findings in urine18
R83Abnormal findings in cerebrospinal fluid9
R84Abnormal findings in specimens from resp org/thrx10
R85Abnormal findings in specimens from dgstv org/abd cav21
R86Abnormal findings in specimens from male genital organs10
R87Abnormal findings in specimens from female genital organs31
R88Abnormal findings in other body fluids and substances2
R89Abnormal findings in specimens from oth org/tiss10
R90Abnormal findings on diagnostic imaging of cnsl4
R91Abnormal findings on diagnostic imaging of lung2
R92Abnormal and inconclusive findings on dx imaging of breast17
R93Abnormal findings on diagnostic imaging of body structures18
R94Abnormal results of function studies23
R97Abnormal tumor markers5
R99Ill-defined and unknown cause of mortality1
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