Chapter 19

S00–T88: Injury, Poisoning and Certain Other Consequences of External Causes

Injury, Poisoning and Certain Other Consequences of External Causes diagnostic classification updated for 2026.

Chapter Instructions

Excludes2(Not included here. Code separately if applicable.)
Use Additional Code
  • code to identify any retained foreign body, if applicable (Z18.-)
Internal Codes
  • T81.519S|

    Adhesions due to foreign body accidentally left in body following unspecified procedure, sequela

  • T81.52|

    Obstruction due to foreign body accidentally left in body following procedure

  • T81.520|

    Obstruction due to foreign body accidentally left in body following surgical operation

  • T81.520A|

    Obstruction due to foreign body accidentally left in body following surgical operation, initial encounter

  • T81.520D|

    Obstruction due to foreign body accidentally left in body following surgical operation, subsequent encounter

  • T81.520S|

    Obstruction due to foreign body accidentally left in body following surgical operation, sequela

  • T81.521|

    Obstruction due to foreign body accidentally left in body following infusion or transfusion

  • T81.521A|

    Obstruction due to foreign body accidentally left in body following infusion or transfusion, initial encounter

  • T81.521D|

    Obstruction due to foreign body accidentally left in body following infusion or transfusion, subsequent encounter

  • T81.521S|

    Obstruction due to foreign body accidentally left in body following infusion or transfusion, sequela

  • T81.522|

    Obstruction due to foreign body accidentally left in body following kidney dialysis

  • T81.522A|

    Obstruction due to foreign body accidentally left in body following kidney dialysis, initial encounter

  • T81.522D|

    Obstruction due to foreign body accidentally left in body following kidney dialysis, subsequent encounter

  • T81.522S|

    Obstruction due to foreign body accidentally left in body following kidney dialysis, sequela

  • T81.523|

    Obstruction due to foreign body accidentally left in body following injection or immunization

  • T81.523A|

    Obstruction due to foreign body accidentally left in body following injection or immunization, initial encounter

  • T81.523D|

    Obstruction due to foreign body accidentally left in body following injection or immunization, subsequent encounter

  • T81.523S|

    Obstruction due to foreign body accidentally left in body following injection or immunization, sequela

  • T81.524|

    Obstruction due to foreign body accidentally left in body following endoscopic examination

  • T81.524A|

    Obstruction due to foreign body accidentally left in body following endoscopic examination, initial encounter

  • T81.524D|

    Obstruction due to foreign body accidentally left in body following endoscopic examination, subsequent encounter

  • T81.524S|

    Obstruction due to foreign body accidentally left in body following endoscopic examination, sequela

  • T81.525|

    Obstruction due to foreign body accidentally left in body following heart catheterization

  • T81.525A|

    Obstruction due to foreign body accidentally left in body following heart catheterization, initial encounter

  • T81.525D|

    Obstruction due to foreign body accidentally left in body following heart catheterization, subsequent encounter

  • T81.525S|

    Obstruction due to foreign body accidentally left in body following heart catheterization, sequela

  • T81.526|

    Obstruction due to foreign body accidentally left in body following aspiration, puncture or other catheterization

  • T81.526A|

    Obstruction due to foreign body accidentally left in body following aspiration, puncture or other catheterization, initial encounter

  • T81.526D|

    Obstruction due to foreign body accidentally left in body following aspiration, puncture or other catheterization, subsequent encounter

  • T81.526S|

    Obstruction due to foreign body accidentally left in body following aspiration, puncture or other catheterization, sequela

  • T81.527|

    Obstruction due to foreign body accidentally left in body following removal of catheter or packing

  • T81.527A|

    Obstruction due to foreign body accidentally left in body following removal of catheter or packing, initial encounter

  • T81.527D|

    Obstruction due to foreign body accidentally left in body following removal of catheter or packing, subsequent encounter

  • T81.527S|

    Obstruction due to foreign body accidentally left in body following removal of catheter or packing, sequela

  • T81.528|

    Obstruction due to foreign body accidentally left in body following other procedure

  • T81.528A|

    Obstruction due to foreign body accidentally left in body following other procedure, initial encounter

  • T81.528D|

    Obstruction due to foreign body accidentally left in body following other procedure, subsequent encounter

  • T81.528S|

    Obstruction due to foreign body accidentally left in body following other procedure, sequela

  • T81.529|

    Obstruction due to foreign body accidentally left in body following unspecified procedure

  • T81.529A|

    Obstruction due to foreign body accidentally left in body following unspecified procedure, initial encounter

  • T81.529D|

    Obstruction due to foreign body accidentally left in body following unspecified procedure, subsequent encounter

  • T81.529S|

    Obstruction due to foreign body accidentally left in body following unspecified procedure, sequela

  • T81.53|

    Perforation due to foreign body accidentally left in body following procedure

  • T81.530|

    Perforation due to foreign body accidentally left in body following surgical operation

  • T81.530A|

    Perforation due to foreign body accidentally left in body following surgical operation, initial encounter

  • T81.530D|

    Perforation due to foreign body accidentally left in body following surgical operation, subsequent encounter

  • T81.530S|

    Perforation due to foreign body accidentally left in body following surgical operation, sequela

  • T81.531|

    Perforation due to foreign body accidentally left in body following infusion or transfusion

  • T81.531A|

    Perforation due to foreign body accidentally left in body following infusion or transfusion, initial encounter

  • T81.531D|

    Perforation due to foreign body accidentally left in body following infusion or transfusion, subsequent encounter

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