B757 Undifferentiated or Other Model
Flight Crew Air Transport Pilot (ATP); Flight Crew Instrument; Flight Crew Multiengine
Flight Crew Last 90 Days 149; Flight Crew Total 23000; Flight Crew Type 5493
Troubleshooting; Workload
Aircraft Equipment Problem Critical
Flight Crew Returned To Departure Airport; Flight Crew Overcame Equipment Problem
Aircraft
Flight ZZZ-ZZZ1. After takeoff on climbout  we got EICAS message 'LE SLAT ASYM'  when commanding flaps up. Started the QRC checklist and advised ATC. Notified passengers; Crew; Dispatch and ZZZ Operations of our plan to return to ZZZ. Finished QRC checklist and landed without incident.
B757 Captain reported on climbout they received a Leading Edge Flap Asymmetry EICAS message and returned to their departure airport and landed.