Informative and educational article from bphope by Julie Fast about eye changes (color, shape) during euphoric mania, dysphoric mania, hypomania and depression. (It also defines those terms.) I know for myself, I’ve seen the sparkle, and conversely, the narrowing and seemingly black coloring.
Unfortunate Rage, excellent article.
Unfortunately true of many with Bipolar, including myself. Though I do not remember such events (think screaming and throwing a fit on the front lawn where neighbors could see, or destroying a beautiful vase given to us as a wedding gift), my husband encountered them frequently and acutely for six months to a year. Finally, I was correctly diagnosed and began helpful therapy and medication.