I am a 65 year old male and read on your website that gemfibrozil is specifically associated with liver tumors and Leydig cell tumors. Leydig tumors secret estradiol. I've been under care of specialist at UCLA. I've had a brain MRI, a specific pituitary MRI, an abominable CT, a testis ultrasound, and a chest CT. These tests have been normal. Several blood tests show an extraordinary hormone elevation. My doctors are puzzled, as am I. I also have gallstones, so I've stopped taking gemfibrozil on my doctors advice. If you have any information that would help, please let me know as soon as