I currently am at a -5.5 prescription at 19 (also male) and i'm still encountering a progression in worsening vision. does this mean i have pathological myopia?

Pathologic myopia: Pathologic or degenerative myopia is high myopia (-6.00D), also known as near-sightedness, with any posterior myopia-specific pathology from axial elongation (meaning changes inside the eye/the retina due to the bigger eyeball length). Excessive computer work, near work is causing an epidemic of myopia & pathologic myopia. See: http://eyedoc2020.blogspot.com/2016/11/pathologic-myopia-or-degenerati