Skin Biopsy
Shave Biopsy: the top layers of skin in the area being investigated are shaved off with a scalpel (surgical knife) for investigation under a microscope.
Punch Biopsy: a small cylindrical core of tissue is taken from the area being investigated for examination under a microscope.
Excision Biopsy: all of the lesion or area being investigated is cut out with a scalpel for examination under a microscope.
Incision Biopsy: part of the lesion is cut out with a scalpel for examination under a microscope.