Narrative:

Initiated turn to the left at 400'. About 60 degrees into the turn; I noticed on the pfd that would be a conflict with traffic on approach to runway 31C. I told the first officer to stop the turn and was told at that moment by ATC that it was a right turn to heading 110.

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Original NASA ASRS Text

Title: A B-737NG Flight Crew turned the wrong way when MDW Tower's takeoff clearance included an over 180 degree right turn when able.

Narrative: Initiated turn to the left at 400'. About 60 degrees into the turn; I noticed on the PFD that would be a conflict with traffic on approach to Runway 31C. I told the First Officer to stop the turn and was told at that moment by ATC that it was a right turn to heading 110.

Data retrieved from NASA's ASRS site as of April 2012 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.