As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER POSTFLIGHT INSPECTION THE CREW REPORTED THAT THE RIGHT ENGINE LOWER NOSE ACCESS COWL WAS MISSING. THE COWL WAS FOUND ON THE RUNWAY. MAINTENANCE INSTALLED A SERVICEABLE NOSE ACCESS COWL IAW CRJ200 AMM 71-14-01-400-802. THE AIRCRAFT WAS THEN RELEASED FOR SERVICE.