1. Objective To survey the epidemiological characteristics of pulmonary acariasis in population of different occupations.

2. Objective : To study on the curative effect on the treatment of urinary acariasis with different drugs.

3. The purpose of the study is to characterise 101 cases of pulmonary acariasis patients.

4. Objective To compare the efficacy and safety of ivermectin with metronidazole in patients with intestinal acariasis.

5. Dermatophagoides farinae is one of the main pathogenic mites causing human acariasis.

6. The present study deals with the species of pathogenic mites causing urinary acariasis.