X423-char group
Accidental poisoning by and exposure to narcotics and psychodysleptics [hallucinogens], not elsewhere classified
⇄ Primary-code rule changed vs QĐ4469
Coding rules (TT06)
- ●Cannot be used as primary diagnosis
Coding guidance (WHO 2019)
Incl.: cannabis (derivatives) cocaine codeine heroin lysergide [LSD] mescaline methadone morphine opium (alkaloids)