All ICD10 Codes
Chapter 18

R00–R99: Symptoms, Signs and Abnormal Clinical and Laboratory Findings

Symptoms, Signs and Abnormal Clinical and Laboratory Findings diagnostic classification updated for 2026.

Chapter Instructions

Excludes2(Not included here. Code separately if applicable.)
  • abnormal findings on antenatal screening of mother (O28.-)
  • certain conditions originating in the perinatal period (P04-P96)
  • signs and symptoms classified in the body system chapters
  • signs and symptoms of breast (N63, N64.5)
All CodesBillable Only
Internal Codes
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  • R29.890—

    Loss of height

  • R29.891—

    Ocular torticollis

  • R29.898—

    Other symptoms and signs involving the musculoskeletal system

  • R29.90—

    Unspecified symptoms and signs involving the nervous system

  • R29.91—

    Unspecified symptoms and signs involving the musculoskeletal system

  • R30.0—

    Dysuria

  • R30.1—

    Vesical tenesmus

  • R30.9—

    Painful micturition, unspecified

  • R31.0—

    Gross hematuria

  • R31.1—

    Benign essential microscopic hematuria

  • R31.21—

    Asymptomatic microscopic hematuria

  • R31.29—

    Other microscopic hematuria

  • R31.9—

    Hematuria, unspecified

  • R32—

    Unspecified urinary incontinence

  • R33.0—

    Drug induced retention of urine

  • R33.8—

    Other retention of urine

  • R33.9—

    Retention of urine, unspecified

  • R34—

    Anuria and oliguria

  • R35.0—

    Frequency of micturition

  • R35.1—

    Nocturia

  • R35.81—

    Nocturnal polyuria

  • R35.89—

    Other polyuria

  • R36.0—

    Urethral discharge without blood

  • R36.1—

    Hematospermia

  • R36.9—

    Urethral discharge, unspecified

  • R37—

    Sexual dysfunction, unspecified

  • R39.0—

    Extravasation of urine

  • R39.11—

    Hesitancy of micturition

  • R39.12—

    Poor urinary stream

  • R39.13—

    Splitting of urinary stream

  • R39.14—

    Feeling of incomplete bladder emptying

  • R39.15—

    Urgency of urination

  • R39.16—

    Straining to void

  • R39.191—

    Need to immediately re-void

  • R39.192—

    Position dependent micturition

  • R39.198—

    Other difficulties with micturition

  • R39.2—

    Extrarenal uremia

  • R39.81—

    Functional urinary incontinence

  • R39.82—

    Chronic bladder pain

  • R39.83—

    Unilateral non-palpable testicle

  • R39.84—

    Bilateral non-palpable testicles

  • R39.851—

    Costovertebral (angle) tenderness, right side

  • R39.852—

    Costovertebral (angle) tenderness, left side

  • R39.853—

    Costovertebral (angle) tenderness, bilateral

  • R39.859—

    Costovertebral (angle) tenderness, unspecified side

  • R39.89—

    Other symptoms and signs involving the genitourinary system

  • R39.9—

    Unspecified symptoms and signs involving the genitourinary system

  • R40.0—

    Somnolence

  • R40.1—

    Stupor

  • R40.20—

    Unspecified coma

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