NCT00752323.

Study name	Imaging procedure using ALA in finding residual tumor in grade IV malignant astrocytoma
Methods	"Randomised" – possibly diagnostic only trial design
Participants	Newly diagnosed and recurrent grade IV glioma
Interventions	2 doses of 5‐ALA
Outcomes	In vivo and pathological fluorescence EOR (possibly – unclear from trial notes)
Starting date	August 2008
Contact information	Andrew Sloan
Notes	Case Medical Center, Cleveland, OH, USA