This chapter permits the classification of environmental events and circumstances as the cause of injury, and other adverse effects. Where a code from this section is applicable, it is intended that it shall be used secondary to a code from another chapter of the Classification indicating the nature of the condition. Most often, the condition will be classifiable to Chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88
ICD-10-CM Range S00-T88
Injury, poisoning and certain other consequences of external causes
T80-T88 Complications of surgical and medical ca...
). Other conditions that may be stated to be due to external causes are classified in Chapters I to XVIII. For these conditions, codes from Chapter 20 should be used to provide additional information as to the cause of the condition.
Y35-Y38 Legal intervention, operations of war, military operations, and terrorism
Y62-Y69 Misadventures to patients during surgical and medical care
Y70-Y82 Medical devices associated with adverse incidents in diagnostic and therapeutic use
Y83-Y84 Surgical and other medical procedures as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedure
Y90-Y99 Supplementary factors related to causes of morbidity classified elsewhere
