As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-CHECK, RT HORIZONTAL STAB. UPPER SURFACE REAR SPAR HAS COROSION BLISTER OF APROX 4" LONG AT 161" FROM FUSELAGE BODY. (AROUND FASTERNERS) CORROSION WAS BLENDED IAW SRM. DAMAGE REPAIRED IAW FVCI EO 26099-7, & ABX-REA-5513-66193-00.