As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AFTER THE DAYS FLIGHT, THE PILOTS NOTICED THE MAIN CABIN PASSENGER DOOR STRUCTURE WAS SEPARATED AT THE HINGE ATTACH AREA. SEVERE CORROSION FOUND BY MX. THE HONEYCOMB INNER DOOR STRUCTURE WAS SEVERELY CORRODED. SOME RIVETS ATTACHING THE BONDED ASSY TO THE DOOR ALSO FAILED. (TC 20100203010)