What was found
SFO - FLT 1994 - EN ROUTE SFO-DFW - ON TAKEOFF, LEFT PYLON DOGHOUSE FAIRING DEPARTED THE AIRCRAFT. RETURNED TO SFO WITHOUT INCIDENT. INSPECTED AIRCRAFT AND LEFT PYLON FOR OTHER DAMAGES. NO OTHER DAMAGED NOTED, PER SRM 54-5170-01 INTERIM REPAIR WAS PERFORMED. REINSPECT AT EACH B-CHECK FOR PROGRESSION AND PERFORM PERMANENT REPAIR AT NEXT MBV. GROUND CHECKED OPERATION NORMAL. (M)