Nails may be affected too, and sometimes the joints (psoriatic arthritis). It can start at any ages, but the peaks are at 15-25 years and 50-60 years.
It is a persistant lifelong condition with flare ups. It is an immune-mediated inflammatory disease, but genetics play a role. Factors that aggrave it are streptococcal infections, abrasions and sunburn, dry skin, obesity, smoking, excessive alsohol, certain medications , and stress.
Mild psoriasis is treated by local therapies (cortisone creams and lotions) or phototherapy, to modern systemic therapies in the form of tablets and injections for more severe forms of psoriasis. Dr Shafaeddin has published in the textbook on psoriasis called « Psoriatic arthritis and psoriasis » by Adewale et al, and will choose a psoriasis therapy individually for you according to your type and severity of psoriasis.