There is certainly more to the picture than ADHD (if indeed that diagnosis is accurate). She is displaying signs of emotional disturbance, generally under the umbrella of anxiety disorder. This invites treatment. From a parenting point of view, it is important that you stop deferring to her upset about your absence. By deferring to it, you are actually supporting her view that your presence is absolutely necessary. In other words, you are making the problem worse. Use of physical punishment, as you have learned, is not helpful and I would recommend ceasing it. Instead, adopt the tactics in Lynn Clark's book SOS Help for Parents (see www.sosprograms.com).
also in her younger pictures her eyes would do this lay look. in all of them. but if you look at her regular you dont see it.