1-20 Line of Duty Determinations - AF

3. In Line of Duty – Existed Prior to Service (EPTS) – Aggravation: A preexisting condition made worse. a. by a specific external event (e.g., a slip and fall) which is otherwise is LOD, or. b. in the case of internal processes (e.g., heart attack), by the special demands of military service. 4. ................
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