Harman Patil (Editor)

ICD 10 Chapter XVIII: Symptoms, signs and abnormal clinical and laboratory findings

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The International Statistical Classification of Diseases and Related Health Problems 10th Revision (ICD-10) is a coding of diseases and signs, symptoms, abnormal findings, complaints, social circumstances and external causes of injury or diseases, as classified by the World Health Organization (WHO). This page contains ICD-10 Chapter XVIII: Symptoms, signs and abnormal clinical and laboratory findings.

Contents

(R00–R09) Circulatory and respiratory systems

  • (R00) Abnormalities of heart beat
  • (R00.0) Tachycardia, unspecified
  • (R00.1) Bradycardia, unspecified
  • (R00.2) Palpitations
  • (R00.8) Other and unspecified abnormalities of heart beat
  • (R01) Cardiac murmurs and other cardiac sounds
  • (R01.0) Benign and innocent cardiac murmurs
  • (R01.1) Cardiac murmur, unspecified
  • Cardiac bruit NOS
  • (R01.2) Other cardiac sounds
  • (R02) Gangrene, not elsewhere classified
  • (R03) Abnormal blood-pressure reading, without diagnosis
  • (R03.0) Elevated blood-pressure reading, without diagnosis of hypertension
  • (R03.1) Nonspecific low blood-pressure reading
  • (R04) Haemorrhage from respiratory passages
  • (R04.0) Epistaxis
  • (R04.1) Haemorrhage from throat
  • (R04.2) Haemoptysis
  • (R04.8) Haemorrhage from other sites in respiratory passages
  • (R04.9) Haemorrhage from respiratory passages, unspecified
  • (R05) Cough
  • (R06) Abnormalities of breathing
  • (R06.0) Dyspnoea
  • Orthopnoea
  • (R06.1) Stridor
  • (R06.2) Wheezing
  • (R06.3) Periodic breathing
  • Cheyne-Stokes respiration
  • (R06.4) Hyperventilation
  • (R06.5) Mouth breathing
  • Snoring
  • (R06.6) Hiccup
  • (R06.7) Sneezing
  • (R06.8) Other and unspecified abnormalities of breathing
  • Choking sensation
  • (R07) Pain in throat and chest
  • (R07.0) Pain in throat
  • (R07.1) Chest pain on breathing
  • (R07.2) Precordial pain
  • (R07.3) Other chest pain
  • (R07.4) Chest pain, unspecified
  • (R09) Other symptoms and signs involving the circulatory and respiratory systems
  • (R09.0) Asphyxia
  • (R09.1) Pleurisy
  • (R09.2) Respiratory arrest
  • (R09.3) Abnormal sputum
  • (R09.8) Other specified symptoms and signs involving the circulatory and respiratory systems
  • Rales
  • Arterial Bruit
  • (R10–R19) Digestive system and abdomen

  • (R10) Abdominal and pelvic pain
  • (R10.0) Acute abdomen
  • (R10.1) Pain localized to upper abdomen
  • (R10.2) Pelvic and perineal pain
  • (R10.3) Pain localized to other parts of lower abdomen
  • (R10.4) Other and unspecified abdominal pain
  • Abdominal tenderness NOS
  • Colic, NOS
  • infantile colic
  • (R11) Nausea and vomiting
  • (R12) Heartburn
  • (R13) Dysphagia
  • (R14) Flatulence and related conditions
  • Abdominal distension (gaseous)
  • Bloating
  • Eructation
  • Gas pain
  • Tympanites (abdominal)(intestinal)
  • (R15) Faecal incontinence
  • Encopresis
  • (R16) Hepatomegaly and splenomegaly, not elsewhere classified
  • (R16.0) Hepatomegaly, not elsewhere classified
  • (R16.1) Splenomegaly, not elsewhere classified
  • (R16.2) Hepatomegaly with splenomegaly, not elsewhere classified
  • Hepatosplenomegaly NOS
  • (R17) Unspecified jaundice
  • (R18) Ascites
  • (R19) Other symptoms and signs involving the digestive system and abdomen
  • (R19.0) Intra-abdominal and pelvic swelling, mass and lump
  • (R19.1) Abnormal bowel sounds
  • (R19.2) Visible peristalsis
  • (R19.3) Abdominal rigidity
  • (R19.4) Change in bowel habit
  • (R19.5) Other faecal abnormalities
  • (R19.6) Halitosis
  • (R19.8) Other specified symptoms and signs involving the digestive system and abdomen
  • (R20–R23) Skin and subcutaneous tissue

  • (R20) Disturbances of skin sensation
  • (R20.0) Anaesthesia of skin
  • (R20.1) Hypoaesthesia of skin
  • (R20.2) Paraesthesia of skin
  • (R20.3) Hyperaesthesia
  • (R20.8) Other and unspecified disturbances of skin sensation
  • (R21) Rash and other nonspecific skin eruption
  • (R22) Localized swelling, mass and lump of skin and subcutaneous tissue
  • (R22.0) Localized swelling, mass and lump, head
  • (R22.1) Localized swelling, mass and lump, neck
  • (R22.2) Localized swelling, mass and lump, trunk
  • (R22.3) Localized swelling, mass and lump, upper limb
  • (R22.4) Localized swelling, mass and lump, lower limb
  • (R22.7) Localized swelling, mass and lump, multiple sites
  • (R22.9) Localized swelling, mass and lump, unspecified
  • (R23) Other skin changes
  • (R23.0) Cyanosis
  • (R23.1) Pallor
  • (R23.2) Flushing
  • (R23.3) Spontaneous ecchymoses
  • Petechiae
  • (R23.4) Changes in skin texture
  • Desquamation
  • Induration
  • (R23.8) Other and unspecified skin changes
  • (R25–R29) Nervous and musculoskeletal systems

  • (R25) Abnormal involuntary movements
  • (R25.0) Abnormal head movements
  • (R25.1) Tremor, unspecified
  • (R25.2) Cramp and spasm
  • (R25.3) Fasciculation
  • (R25.8) Other and unspecified abnormal involuntary movements
  • (R26) Abnormalities of gait and mobility
  • (R26.0) Ataxic gait
  • (R26.1) Paralytic gait
  • (R26.2) Difficulty in walking, not elsewhere classified
  • (R26.8) Other and unspecified abnormalities of gait and mobility
  • (R27) Other lack of coordination
  • (R27.0) Ataxia, unspecified
  • (R27.8) Other and unspecified lack of coordination
  • (R29) Other symptoms and signs involving the nervous and musculoskeletal systems
  • (R29.0) Tetany
  • (R29.1) Meningismus
  • (R29.2) Abnormal reflex
  • Hyperreflexia
  • (R29.3) Abnormal posture
  • (R29.4) Clicking hip
  • (R29.8) Other and unspecified symptoms and signs involving the nervous and musculoskeletal systems
  • (R30–R39) Urinary system

  • (R30) Pain associated with micturition
  • (R30.0) Dysuria
  • (R30.1) Vesical tenesmus
  • (R30.9) Painful micturition, unspecified
  • (R31) Unspecified haematuria
  • (R32) Unspecified urinary incontinence
  • (R33) Retention of urine
  • (R34) Anuria and oliguria
  • (R35) Polyuria
  • Nocturia
  • (R36) Urethral discharge
  • (R39) Other symptoms and signs involving the urinary system
  • (R39.0) Extravasation of urine
  • (R39.1) Other difficulties with micturition
  • (R39.2) Extrarenal uraemia
  • (R39.8) Other and unspecified symptoms and signs involving the urinary system
  • (R40–R46) Cognition, perception, emotional state and behaviour

  • (R40) Somnolence, stupor and coma
  • (R40.0) Somnolence
  • (R40.1) Stupor
  • (R40.2) Coma, unspecified
  • (R41) Other symptoms and signs involving cognitive functions and awareness
  • (R41.0) Disorientation, unspecified
  • (R41.1) Anterograde amnesia
  • (R41.2) Retrograde amnesia
  • (R41.3) Other amnesia
  • (R41.8) Other and unspecified symptoms and signs involving cognitive functions and awareness
  • (R42) Dizziness and giddiness
  • Vertigo NOS
  • (R43) Disturbances of smell and taste
  • (R43.0) Anosmia
  • (R43.1) Parosmia
  • (R43.2) Parageusia
  • (R43.8) Other and unspecified disturbances of smell and taste
  • (R44) Other symptoms and signs involving general sensations and perceptions
  • (R44.0) Auditory hallucinations
  • (R44.1) Visual hallucinations
  • (R44.2) Other hallucinations
  • (R44.3) Hallucinations, unspecified
  • (R44.8) Other and unspecified symptoms and signs involving general sensations and perceptions
  • (R45) Symptoms and signs involving emotional state
  • (R45.0) Nervousness
  • (R45.1) Restlessness and agitation
  • (R45.2) Unhappiness
  • (R45.3) Demoralization and apathy
  • (R45.4) Irritability and anger
  • (R45.5) Hostility
  • (R45.6) Physical violence
  • (R45.7) State of emotional shock and stress, unspecified
  • (R45.8) Other symptoms and signs involving emotional state
  • Suicidal ideation (tendencies)
  • (R46) Symptoms and signs involving appearance and behaviour
  • (R46.0) Very low level of personal hygiene
  • (R46.1) Bizarre personal appearance
  • (R46.2) Strange and inexplicable behaviour
  • (R46.3) Overactivity
  • (R46.4) Slowness and poor responsiveness
  • (R46.5) Suspiciousness and marked evasiveness
  • (R46.6) Undue concern and preoccupation with stressful events
  • (R46.7) Verbosity and circumstantial detail obscuring reason for contact
  • (R46.8) Other symptoms and signs involving appearance and behaviour
  • (R47–R49) Speech and voice

  • (R47) Speech disturbances, not elsewhere classified
  • (R47.0) Dysphasia and aphasia
  • (R47.1) Dysarthria and anarthria
  • (R47.8) Other and unspecified speech disturbances
  • (R48) Dyslexia and other Symbolic dysfunctions, not elsewhere classified
  • (R48.0) Dyslexia and alexia
  • (R48.1) Agnosia
  • (R48.2) Apraxia
  • (R48.8) Other and unspecified Symbolic dysfunctions
  • Acalculia
  • Agraphia
  • (R49) Voice disturbances
  • (R49.0) Dysphonia
  • (R49.1) Aphonia
  • (R49.2) Hypernasality and hyponasality
  • (R49.8) Other and unspecified voice disturbances
  • (R50–R69) General symptoms and signs

  • (R50) Fever of unknown origin
  • (R50.0) Fever with chills
  • (R50.1) Persistent fever
  • (R50.9) Fever, unspecified
  • (R51) Headache
  • (R52) Pain, not elsewhere classified
  • (R52.0) Acute pain
  • (R52.1) Chronic intractable pain
  • (R52.2) Other chronic pain
  • (R52.9) Pain, unspecified
  • (R53) Malaise and fatigue
  • Asthenia NOS
  • Debility NOS
  • General physical deterioration
  • Lethargy
  • Tiredness
  • (R54) Senility
  • (R55) Syncope and collapse
  • (R56) Convulsions, not elsewhere classified
  • (R56.0) Febrile convulsions
  • (R56.8) Other and unspecified convulsions
  • Fit NOS
  • Seizure (convulsive) NOS
  • (R57) Shock, not elsewhere classified
  • (R57.0) Cardiogenic shock
  • (R57.1) Hypovolaemic shock
  • (R57.8) Other shock
  • (R57.9) Shock, unspecified
  • (R58) Haemorrhage, not elsewhere classified
  • (R59) Enlarged lymph nodes
  • (R59.0) Localized enlarged lymph nodes
  • (R59.1) Generalized enlarged lymph nodes
  • Lymphadenopathy NOS
  • (R60) Oedema, not elsewhere classified
  • (R60.0) Localized oedema
  • Peripheral edema
  • (R60.1) Generalized oedema
  • (R60.9) Oedema, unspecified
  • (R61) Hyperhidrosis
  • (R61.0) Localized hyperhidrosis
  • (R61.1) Generalized hyperhidrosis
  • (R61.9) Hyperhidrosis, unspecified
  • Night sweats
  • (R62) Lack of expected normal physiological development
  • (R62.0) Delayed milestone
  • (R62.8) Other lack of expected normal physiological development
  • Failure to gain weight
  • Failure to thrive
  • Infantilism NOS
  • Lack of growth
  • Physical retardation
  • (R62.9) Lack of expected normal physiological development, unspecified
  • (R63) Symptoms and signs concerning food and fluid intake
  • (R63.0) Anorexia
  • (R63.1) Polydipsia
  • (R63.2) Polyphagia
  • (R63.3) Feeding difficulties and mismanagement
  • (R63.4) Abnormal weight loss
  • (R63.5) Abnormal weight gain
  • (R63.8) Other symptoms and signs concerning food and fluid intake
  • (R64) Cachexia
  • (R68) Other general symptoms and signs
  • (R68.0) Hypothermia, not associated with low environmental temperature
  • (R68.1) Nonspecific symptoms peculiar to infancy
  • (R68.2) Dry mouth, unspecified
  • (R68.3) Clubbing of fingers
  • (R68.8) Other specified general symptoms and signs
  • (R69) Unknown and unspecified causes of morbidity
  • (R70–R79) On examination of blood, without diagnosis

  • (R70) Elevated erythrocyte sedimentation rate and abnormality of plasma viscosity
  • (R70.0) Elevated erythrocyte sedimentation rate
  • (R70.1) Abnormal plasma viscosity
  • (R71) Abnormality of red blood cells
  • Anisocytosis
  • Poikilocytosis
  • (R72) Abnormality of white blood cells, not elsewhere classified
  • (R73) Elevated blood glucose level
  • (R73.0) Abnormal glucose tolerance test
  • Impaired glucose tolerance
  • Prediabetes
  • (R73.9) Hyperglycaemia, unspecified
  • (R74) Abnormal serum enzyme levels
  • (R74.0) Elevation of levels of transaminase and lactic acid dehydrogenase (LDH)
  • (R74.8) Abnormal levels of other serum enzymes
  • acid phosphatase
  • alkaline phosphatase
  • amylase
  • lipase (triacylglycerol lipase)
  • (R74.9) Abnormal level of unspecified serum enzyme
  • (R75) Laboratory evidence of human immunodeficiency virus (HIV)
  • (R76) Other abnormal immunological findings in serum
  • (R76.0) Raised antibody titre
  • (R76.1) Abnormal reaction to tuberculin test
  • (R76.2) False-positive serological test for syphilis
  • (R76.8) Other specified abnormal immunological findings in serum
  • (R76.9) Abnormal immunological finding in serum, unspecified
  • (R77) Other abnormalities of plasma proteins
  • (R77.0) Abnormality of albumin
  • (R77.1) Abnormality of globulin
  • (R77.2) Abnormality of alphafetoprotein
  • (R77.8) Other specified abnormalities of plasma proteins
  • (R77.9) Abnormality of plasma protein, unspecified
  • (R78) Findings of drugs and other substances, not normally found in blood
  • (R78.0) Finding of alcohol in blood
  • (R78.1) Finding of opiate drug in blood
  • (R78.2) Finding of cocaine in blood
  • (R78.3) Finding of hallucinogen in blood
  • (R78.4) Finding of other drugs of addictive potential in blood
  • (R78.5) Finding of psychotropic drug in blood
  • (R78.6) Finding of steroid agent in blood
  • (R78.7) Finding of abnormal level of heavy metals in blood
  • (R78.8) Finding of other specified substances, not normally found in blood
  • (R78.9) Finding of unspecified substance, not normally found in blood
  • (R79) Other abnormal findings of blood chemistry
  • (R79.0) Abnormal level of blood mineral
  • (R79.8) Other specified abnormal findings of blood chemistry
  • Abnormal blood-gas level
  • (R79.9) Abnormal finding of blood chemistry, unspecified
  • (R80–R82) On examination of urine, without diagnosis

  • (R80) Isolated proteinuria
  • Albuminuria
  • (R81) Glycosuria
  • (R82) Other abnormal findings in urine
  • (R82.0) Chyluria
  • (R82.1) Myoglobinuria
  • (R82.2) Biliuria
  • (R82.3) Haemoglobinuria
  • (R82.4) Acetonuria
  • Ketonuria
  • (R82.5) Elevated urine levels of drugs, medicaments and biological substances
  • (R82.6) Abnormal urine levels of substances chiefly nonmedicinal as to source
  • (R82.7) Abnormal findings on microbiological examination of urine
  • (R82.8) Abnormal findings on cytological and histological examination of urine
  • (R82.9) Other and unspecified abnormal findings in urine
  • Cells and casts in urine
  • Crystalluria
  • Melanuria
  • (R83–R89) On examination of other body fluids, substances and tissues, without diagnosis

  • (R83) Abnormal findings in cerebrospinal fluid
  • (R84) Abnormal findings in specimens from respiratory organs and thorax
  • (R85) Abnormal findings in specimens from digestive organs and abdominal cavity
  • (R86) Abnormal findings in specimens from male genital organs
  • (R87) Abnormal findings in specimens from female genital organs
  • (R89) Abnormal findings in specimens from other organs, systems and tissues
  • (R90–R94) On diagnostic imaging and in function studies, without diagnosis

  • (R90) Abnormal findings on diagnostic imaging of central nervous system
  • (R90.0) Intracranial space-occupying lesion
  • (R90.8) Other abnormal findings on diagnostic imaging of central nervous system
  • (R91) Abnormal findings on diagnostic imaging of lung
  • (R92) Abnormal findings on diagnostic imaging of breast
  • (R93) Abnormal findings on diagnostic imaging of other body structures
  • (R93.0) Abnormal findings on diagnostic imaging of skull and head, not elsewhere classified
  • (R93.1) Abnormal findings on diagnostic imaging of heart and coronary circulation
  • (R93.2) Abnormal findings on diagnostic imaging of liver and biliary tract
  • (R93.3) Abnormal findings on diagnostic imaging of other parts of digestive tract
  • (R93.4) Abnormal findings on diagnostic imaging of urinary organs
  • (R93.5) Abnormal findings on diagnostic imaging of other abdominal regions, including retroperitoneum
  • (R93.6) Abnormal findings on diagnostic imaging of limbs
  • (R93.7) Abnormal findings on diagnostic imaging of other parts of musculoskeletal system
  • (R93.8) Abnormal findings on diagnostic imaging of other specified body structures
  • (R94) Abnormal results of function studies
  • (R94.0) Abnormal results of function studies of central nervous system
  • Abnormal electroencephalogram
  • (R94.1) Abnormal results of function studies of peripheral nervous system and special senses
  • (R94.2) Abnormal results of pulmonary function studies
  • Reduced vital capacity
  • (R94.3) Abnormal results of cardiovascular function studies
  • Abnormal electrocardiogram
  • (R94.4) Abnormal results of kidney function studies
  • Abnormal renal function test
  • (R94.5) Abnormal results of liver function studies
  • (R94.6) Abnormal results of thyroid function studies
  • (R94.7) Abnormal results of other endocrine function studies
  • (R94.8) Abnormal results of function studies of other organs and systems
  • Abnormal basal metabolic rate (BMR)
  • R95–R99 – Ill-defined and unknown causes of mortality

  • (R95) Sudden infant death syndrome
  • (R96) Other sudden death, cause unknown
  • (R96.0) Instantaneous death
  • (R96.1) Death occurring less than 24 hours from onset of symptoms, not otherwise explained
  • (R98) Unattended death
  • (R99) Other ill-defined and unspecified causes of mortality
  • Excludes

  • Abnormal findings on antennatal screening of mother (O28.-)
  • Certain conditions originating in the perinatal period (P00-P96)
  • Signs and symptoms classified in the body system chapters
  • Signs and symptoms of breast (N63, N64.5)
  • References

    ICD-10 Chapter XVIII: Symptoms, signs and abnormal clinical and laboratory findings Wikipedia


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