As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FUSELAGE SKIN WAS FOUND CORRODED AT FS 525 AND STRINGER 28R ADJACENT TO THE GROUND AC ACCESS DOOR. THE CORROSION WAS REMOVED WITH A 5 X 2.2 CUTOUT. THE DAMAGE CUTOUT WAS REPAIRED WITH AN EXTERNAL ALUMINUM DOUBLER INSTALLED PERER/A 380935-14, REV A.