AHA Coding Clinic® for ICD-10-CM and ICD-10-PCS - 2016 Issue 4; ICD-10-CM NEW/REVISED CODES

Unintended Awareness under General Anesthesia

Subcategory T88.5, has been expanded to uniquely identify unintended awareness under general anesthesia during a procedure (T88.53), and subcategory Z92.8, has been expanded to uniquely identify patients with history of unintended awareness under general anesthesia during a procedure (Z92.84). Although rare, a patient can become conscious during surgery and remember what occurred. This is referred to as “intraoperative awareness,” or anesthesia awareness, and is estimated to occur about 1 to 2 times per every 1,000 uses of general anesthesia. Although most patients do not experience pain, the experience can be bothersome, as...

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