What is the typical symptom associated with psoriasis?

Psoriasis is primarily characterized by itchy red patches that are often covered with silvery-white scales. These patches can appear anywhere on the body but are commonly found on the elbows, knees, scalp, and lower back. The scaling occurs due to the rapid turnover of skin cells typical of this condition, leading to the buildup of cells on the surface.

The itchiness associated with these patches can lead to discomfort, and the red coloration indicates inflammation. This combination of itchiness and redness, alongside the scaly appearance, is highly characteristic of psoriasis, making it essential for diagnosis and understanding of the disease.

While dry, cracked skin can be seen in various skin conditions, it is not specific enough to psoriasis alone. A burning sensation may occur in some cases but is not considered a hallmark symptom. Sudden outbreaks of hives are indicative of an allergic reaction rather than psoriasis. Thus, the defining symptom is indeed the presence of itchy red patches with scales.