Surgery for a chocolate cyst usually takes about 1 to 2 hours, but the length of surgery can vary depending on whether it is a complex cyst, the patient’s physical fitness, and whether there are adhesions to the surrounding tissues. Chocolate cysts are a gynecological condition caused by abnormal growth of the uterine lining within the ovaries. Surgery is the preferred treatment for chocolate cysts and usually takes about 1 to 2 hours for minimally invasive surgical treatment. However, most patients with chocolate cysts have pelvic adhesions and sometimes even dense intestinal adhesions. These conditions will make the surgery more difficult and the length of surgery required will increase, depending on the difficulty of the surgery. It is advisable to consult a specialist for the duration of minimally invasive surgery for chocolate cysts, depending on the patient’s condition.