Background:Auricular pseudocyst,which is also calles serous perichondritis of thd auricle,is and aseptic local serous inflammatory mass in the perichondrium of
Background:Clinical manifestation of magraine is periodical onset of fluctuating headache caused by dysfunction of nerve-vessel,which mechanism is still unclear
Objective To observe the results of treatment the high level sacral tumors by the surgical technique of approach in anterior with posterior to curettage and loc