The examination method of scabies mites: first, needle picking method, is to choose fresh blisters, using a sterilized needle to pick the blisters, gently scrape to both sides, or lightly pick at the grayish-white dots at one end of the blisters. Second, the mineral oil scraping method, in choosing an early unbroken blister or tunnel, put a little mineral oil on the dissecting knife in the disinfection process over so that it flows to the surface of the papule, scrape the papule six to seven times with the knife, scrape the entire top of the papule, move to the slide, repeat the process, four or five papules scraped onto the same slide, you can use a microscope to examine the scabies or the emergence of fragments. There are also methods that allow you to see its trajectory through a localized tunnel with a spot of stain. This is the method of examination of scabies mites.