Lack of estrogen would not have caused this?

Your doctor disagrees with her. He's a professional, she's not. Your entire mental and physical state has altered since your hormone therapy started. While I'm worried a bit about a 24 year old woman who runs to her room and cries when her father and she are arguing, there is no doubt that your previous condition stemmed from a hormonal imbalance, and the "old lady" doesn't know her azz from her elbow.