As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT PIT R/H TRANSITION PANEL STA 727- 727F+11 HAS CORROSION. GROUNDED - YES. AFT PIT R/H TRANSITION PANEL STA 727-727F+11 CORROSION EVALUATION FOUND TO BE 100% MATERIAL LOSS ; AND FOUND TO BE OUT OF LIMITS PER B737-800SRM 53-00-53-1A-2; REPIARED DAMAGED TRANSITION PANEL POR B737-800 SRM 53-00-53-2R-5.