Hello dear Understand your concern Clitoral orgasm can cause damage to superficial venous plexus of cervix and vaginal area that may led to spotting and slight bleeding. Use lubrication during orgasm that decrease chance of injury. Other cause are also should be rule out like: Cervical dysplasia, atrophic vaginiitis, vaginal infections or vaginitis. If continue consult the gynecologist and get the done following investigations: PAP smear, swab test, vaginal examination, CBC, estrogen level, Apply liquid lotion and estrogen cream and maintain pelvic hygiene. Hope this may help you Best regards Dr, Sagar