In your practice or during fellowship training, do you perform curettage of cutaneous carcinomas to define subclinical borders prior to Mohs?   

RCT trial done by Huang et al., PMID 15389195 many years ago showed that curettage decreases layers and increases the size of defect but does not increase the number of flaps/grafts (this is all off memory, someone may want to check). So I curettage if I don't think a larger initial layer will chang...