Psoriasis as a surface skin disease has obvious symptoms. However, it is recommended that one does not self diagnose by means of having a checklist of symptoms. If one feels that there is something unusual with his or her skin condition, he or she should go to the doctor for proper diagnosis and treatment. Do not ever attempt to make self diagnosis.
Psoriasis has the following symptoms:

Other symptoms to watch out for are: rashes in sensitive parts of the body such as genitalia, buttocks region and the armpits, rashes in the eyebrows and in between the eyebrows.