Research recommendation(s) from an individual piece of guidance Guidance: Distal iliotibial band lengthening for refractory greater trochanteric pain syndrome Date issued: 25 January 2011 Research recommendations coming out of this guidance Current evidence on the efficacy and safety of distal iliotibial band lengthening for refractory greater trochanteric pain syndrome is inadequate in quantity and quality. Therefore this procedure should only be used in the context of research. Research studies should clearly define patient selection, and outcomes should include measures of function and quality of life.