Hello, I Am Setting An Appnt. With An Eye Dr.

hello, i am setting an appnt. with an eye dr. as well as going back to my neurologist, but, my question is if i do not have " swelling behind my eye (s). does that mean i will more likely Not have this condtion? it seems a major symptom of this condition. Pseudo Tumor Cerebri. also, do these symptoms start as soon as the sickness first begins, or are there " little symptoms here and there thru time until you get the entire disease?