"Death" means patient death related to an adverse event and not related solely to the natural course of the patient's illness or underlying condition. Events otherwise reportable under this Section 10-15 shall be reported even if the death might have otherwise occurred as the natural course of the patient's illness or underlying condition.
"Serious disability" means a physical or mental impairment, including loss of a body part, related to an adverse event and not related solely to the natural course of the patient's illness or underlying condition, that substantially limits one or more of the major life activities of an individual or a loss of bodily function, if the impairment or loss lasts more than 7 days prior to discharge or is still present at the time of discharge from an inpatient health care facility.
410 ILCS 522/10-15