The aim of this review was to summarize the literature considering the assessment and feasibility of negative margins in transoral laser microsurgery (TLM) and transoral robotic surgery (TORS).  High rates of negative surgical margins can be achieved with TLM and TORS. 
TLM
The aim of this review was to summarize the literature considering the assessment and feasibility of negative margins in transoral laser microsurgery (TLM) and transoral robotic surgery (TORS).  High rates of negative surgical margins can be achieved with TLM and TORS. 
TORS