What was found
A BIG BIRD WAS INGESTED THE TAKE OFF ROLL IN THE RT ENG TAKE OFF WAS CONTINUED IT OPERATED, AT ROTATION RT ENG WAS REDUCED AT 800 FT TO IDLE AIR RETURN WAS MADE AFTER THE SURGE CHECKLIST WAS ACCOMPLISHED REDUCED TAKEOFF FLEX WAS 1.84 AFTER IMPACT IT WENT DOWN TO 1.64. ACCOMPLISHED BOROSCOPE INSPECTION TO RT ENGINE S/N 726846 TO FAN BLADE 1.5 STAGE COMPRESSOR BLADE, 6 STAGE COMPRESSOR BLADE AND 7 STAGE COMPRESSOR BLADE NO DAMAGE WAS FOUND IAW AMM 72-00-00 PAGE 601 TO 642 ENGINE RUN UP WAS ACCOMPLISHED IAW AMM 71-00-00 SATISFACTORY.