What was found
ATB - AFTER TAKEOFF, ENGINE 1 EXPERIENCED INCREASES IN EGT, WF, ICT, AND LPR; DECREASES IN N2, CET, AND TER; INCREASED N2 VIBRATION LEVELS; AND DECREASED EGTM. INITIAL BORESCOPE INSPECTION FOUND MATERIAL LOSS AND DAMAGE IN THE HPT AND COMBUSTION CHAMBER; TROUBLESHOOTING IS ONGOING WITH PRATT & WHITNEY RECOMMENDATIONS.