 [ Symptoms ] period was on dec 17th ovulation dec 31st had sex on dec 26th and 29th what are chances of pregnancy [ Disease ] hi there are many possibilities vertebral disc lesions are among them but i need to know some information from you are you overweight do you make any physical effort or do you have a physical job do you drink coffee much how long have you been in this pain i am waiting for your answer so we can go further with the diagnosis