Persons encountering health services for examinations (Z00-Z13)
Z04: Encounter for examination and observation for other reasons

includes
encounter for examination for medicolegal reasons
This category is to be used when a person without a diagnosis is suspected of having an abnormal condition, without signs or symptoms, which requires study, but after examination and observation, is ruled-out. This category is also for use for administrative and legal observation status.
Z04.1: Encounter for examination and observation following transport accident
Z04.2: Encounter for examination and observation following work accident
Z04.3: Encounter for examination and observation following other accident
Z04.4: Encounter for examination and observation following alleged rape
Z04.6: Encounter for general psychiatric examination, requested by authority
Z04.7: Encounter for examination and observation following alleged physical abuse
Z04.8: Encounter for examination and observation for other specified reasons
Z04.9: Encounter for examination and observation for unspecified reason

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