Talk to Gynecologist on Doubtful Of Pcos

In my first trimester ultrasound, I came to know I had cyst on my ovary, it was removed in th c section. I've Extreme hairfall since past 5 years, all blood works are normal. I've Oily skin, acne, hair on chin etc. My thyroid profile was normal as well My current weight is 51kgs. No matter how many supplements I take hairfall isn't reducing. Can I've pcos? What tests should I get done? Please help.