“Psoriasis is an anomaly of cell renewal at the dermal-epidermal junction. It is similar to uninterrupted healing,” explains Dr. Gaucher.
le psoriasis can have different origins and it is linked to several factors. The first is heredity. There is indeed at least a 50% increase in the risk of developing psoriasis if one of the parents is affected, and 30% of cases correspond to family forms. “The activation of the chain of reactions, normally set in motion to close a wound, by pro-inflammatory factors is still poorly understood but streptococcusthe imbalance of the intestinal flora can play a role”, explains the dermatologist.
“Another contributing factor, an individual terrain, still poorly defined but real, which is manifested by a more frequent association of this disease with certain other diseases (arterial hypertension, vitiligo, diabetes, inflammatory joint diseases, etc.), adds the dermatologist. Finally, a form of stress characterized by anxiety with a tendency to over-responsibilization may also be involved.
Psoriasis is manifested by red patches with scales most often located on areas of friction (elbows, forearms, knees, lower back). In approximately 20% of cases, patients present with a severe form which may be accompanied by joint pain.
If psoriasis is generally present on the skin at the level of the areas of friction, it (…)