The cost of sexual disease examination is usually around $750 to $900, and the price varies according to different examination items, different technical equipment and other reasons. Sexual diseases generally refer to diseases transmitted through sexual intercourse, such as gonorrhea, AIDS and so on. Common examination items include PCR examination, ultra-high magnification examination, sex hormone biochemical examination, etc. The cost of PCR examination is around RMB 300~350, the cost of ultra-high magnification examination is around RMB 100~150, and the cost of sex hormone biochemical examination is around RMB 350~400, and the total cost is around RMB 750~900. Patients should pay attention to abstaining from sex for 3~5 days before the STD test, and the test should be conducted on an empty stomach, while keeping the affected area clean and dry, wearing looser clothes and paying attention to rest. For the specific cost of STD checkups, patients are advised to go to their local hospitals to inquire.