Frorn August to December 1973, 189 cases of scabies were examinecl by Muller's method and following results were obtained: 1) 91 cases (52. 6%) of 172 were confirmed by detecting mite. 2) From the reexamination of samples, adult form(58.2%), larva(52.7%), egg(41.8%), egg shell(30.8%) and scybala(29.7%) were identified in order and egg shell and scybala were also diagnostic. 3) Confirmed scraping lesions were burrow(61. 8%),papule(29.4%), vesicle(5.9%) pustule(2.9%), in order of frequency. 4) Adult Sarcoptes was found in 27 cases(64.3%) of 42 examined with burrows and in 13 cases(65%) of 20 with papules. 5) Mean of incubation period was 26.6 days in 14 cases.