Amelioration of oral mucositis pain by NASA near-infrared light-emitting diodes in bone marrow transplant patients.

Purpose This study seeks to investigate the use of extraorally applied near-infrared phototherapy for the reduction of oral pain secondary to chemotherapy- and radiation therapy-induced mucositis in adult and pediatric hematopoietic stem cell transplant (HSCT) patients. Methods Eighty HSCT patients were divided into regular (R) and low (L) risk groups, then to experimental (E)