Posting on my phone, because my computer is dying... Can't figure out how to get a direct image link on the phone like I usually do: http://postimg.org/image/7dgzd4f2v/full/

I need second opinions on what this is, and how to treat it?

It's only one eye. Her humidity is 55%, temps are around 88 in the hide, she is supposedly well-hydrated, based on how the rest of her body looks. Someone suggested it might be a stuck eye cap? Does it look it? Should I raise the humidity for her next shed?