Thanks for the query.
Yes it is psoriasis
Although there is no definitive cure but psoriasis can be controlled.
Once remission is attained drugs can be tapered and you will require periodical follow up with your treating doctor.
It will take its own time but effective treatment options are available
Let me know if you have any other doubt.
you can ask a direct question to me on this forum, following the below link.
Wishing you a good health.