As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON REMOVAL OF ISOLATOR STA. 520 LWR. DATO PANEL T3F18E006W14Y FOUND DENT ON FRAME. INSTALLED REPAIR PARTS 3EA (FRAME FILLER, FILLER ANGLE AND REPAIR ANGLE) AND 1 EA CLIP AT FRAME STA 520 RH STGR 16 IAW B757-200PF SRM 53-30-07-2R-1 REP. 1 DETAIL VI PAR.4 STEP R AND S. AND SRM 51-40-02-0G-0.