Causes of Psoriasis

Read about Causes of Psoriasis presented in simple easy to understand language

Psoriasis is a type of chronic skin disorder which affects one to three percent of the world's population. It is a type of red patches covered by a silvery, flaky scale on the outer surfaces of the skin and the scalp. There are different types of psoriasis but the most commonly seen type is chronic plaque psoriasis. The precise reason for the cause of psoriasis is not known, but it is showed that a mixture of several factors contribute to the disease are,

Immune System Causes of Psoriasis: When the immune system functions in a normal way, one of the blood cell called white blood cell generates a type of antibodies to foreign invaders such as bacteria and viruses. They also produce a chemical whose main job is in the healing and fighting against infective agents. But in the case of psoriasis, these cells make the body to fight against normal tissue in the skin. And also these cells produce an large quantity of "healing" chemicals that actually cause more inflammation in the skin and joints.

Genetic Causes of Psoriasis: Research have found a new gene “4 key genes” which is actually involved with psoriasis. They actually control the human leukocyte antigen (HLA) system. Function of these HLA molecules is to present the foreign substances to the immune system so that they can be destroyed, but this function or process is malfunctioned in psoriasis. Patients suffering from Psoriasis will have a specific HLA genetic factor called HLA-CW6. this factor is having a tendency to develop psoriasis at an earlier age.

Weather Triggers of Psoriasis: Weather and Climatic Conditions: Chances are there to develop the Psoriasis due to weather and climatic conditions. People living in cold, dry climates are at the higher risk of developing psoriasis than people living warm climates.

Stress Triggers of Psoriasis: Stress, anger, and emotional feelings such as depression and anxiety are most commonly associated with psoriasis diseases. Studies show that stress will trigger certain immune factors associated with psoriasis.

Infection Triggers of Psoriasis: Infections caused by certain types of bacteria and viruses may cause the psoriasis diseases. One such bacteria is streptococcus that causes infections such as tonsillitis, sinusitis, and "strep throat" are the trigger guttate psoriasis. The human immunodeficiency virus (HIV) is also associated with psoriasis.

Skin Injury Triggers of Psoriasis: Chances of developing Psoriasis at the site of a previous skin injury is possible, such as cut, burn, or injection.

Drug Triggers of Psoriasis: Taking certain types of drugs such as ant malarial, beta blockers, Hydroxychloroquine, Chloroquine and lithium makes you more flat to psoriasis.