kodex

Kodex

ICD-10-CM
Code

T46.1X2A

initial encounter

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Hierarchy

  • S00-T88 Injury, poisoning and certain other consequences of external causes (S00-T88)
    • T36-T50 Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50)
      • T46 Poisoning by, adverse effect of and underdosing of agents primarily affecting the cardiovascular system
        • T46.1 Poisoning by, adverse effect of and underdosing of calcium-channel blockers
          • T46.1X Poisoning by, adverse effect of and underdosing of calcium-channel blockers
            • T46.1X2 Poisoning by calcium-channel blockers, intentional self-harm

Long Title

T46.1X2A

  • Poisoning by calcium-channel blockers, intentional self-harm initial encounter

Notes

T36-T50

  • The drug giving rise to the adverse effect should be identified by use of codes from categories T36-T50 with fifth or sixth character 5.

S00-T88

  • Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
  • The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.

Code First

T36-T50

  • , for adverse effects, the nature of the adverse effect, such as:
  • adverse effect NOS (T88.7)
    • T88.7 Unspecified adverse effect of drug or medicament
  • aspirin gastritis (K29.-)
    • K29 Gastritis and duodenitis
  • blood disorders (D56-D76)
  • contact dermatitis (L23-L25)
  • L27 Dermatitis due to substances taken internally
  • nephropathy (N14.0-N14.2)

Use Additional

T36-T50

  • code(s) to specify:
  • manifestations of poisoning
  • underdosing or failure in dosage during medical and surgical care (Y63.6, Y63.8-Y63.9)
    • Y63.6 Underdosing and nonadministration of necessary drug, medicament or biological substance
  • underdosing of medication regimen (Z91.12-, Z91.13-)
    • Z91.12 Patient's intentional underdosing of medication regimen
    • Z91.13 Patient's unintentional underdosing of medication regimen

S00-T88

  • code to identify any retained foreign body, if applicable (Z18.-)
    • Z18 Retained foreign body fragments

Includes

T36-T50

  • adverse effect of correct substance properly administered
  • poisoning by overdose of substance
  • poisoning by wrong substance given or taken in error
  • underdosing by (inadvertently) (deliberately) taking less substance than prescribed or instructed

Excludes 1

T46

  • poisoning by, adverse effect of and underdosing of metaraminol (T44.4)
    • T44.4 Poisoning by, adverse effect of and underdosing of predominantly alpha-adrenoreceptor agonists

T36-T50

  • toxic reaction to local anesthesia in pregnancy (O29.3-)
    • O29.3 Toxic reaction to local anesthesia during pregnancy

S00-T88

  • P10-P15 Birth trauma (P10-P15)
  • obstetric trauma (O70-O71)

Excludes 2

T36-T50

  • abuse and dependence of psychoactive substances (F10-F19)
    • F10-F19 Mental and behavioral disorders due to psychoactive substance use (F10-F19)
  • abuse of non-dependence-producing substances (F55.-)
    • F55 Abuse of non-psychoactive substances
  • D84.821 Immunodeficiency due to drugs
  • drug reaction and poisoning affecting newborn (P00-P96)
    • P00-P96 Certain conditions originating in the perinatal period (P00-P96)
  • pathological drug intoxication (inebriation) (F10-F19)
    • F10-F19 Mental and behavioral disorders due to psychoactive substance use (F10-F19)