To describe the natural history of a condition or disease. To describe the natural history of a condition or disease. To determine effectiveness or cost effectiveness of treatments/services and/or health care products. To measure or monitor safety and harm. To measure quality of care.
According to the NMSS, attacks or flare-ups of symptoms only qualify as exacerbations if: 1  they occur at least 30 days from an earlier flare-up. 2  symptoms last for 24 hours or longer.
NOTE: Frequency and duration of absences are the doctorâs estimate. No one can guarantee only a specific number of flare-ups will occur or when they will occur. âApproved absence is for episodic flare-ups 2 times per month, lasting 1 day in duration. â¢Employee calls in 4 times, two months in a row, taking 2 days each time. Abuse or not?