Characterized by small, drop-shaped spots that appear on the trunk, limbs, and scalp. Guttate psoriasis is most often triggered by upper respiratory infections (e.g., a sore throat caused by streptococcal bacteria).
The second most common form of psoriasis, characterized by small, pink or red drops on the skin. This type of psoriasis may cover a large portion of the body and is usually found on the chest, back, arms, or legs. It appears after a bacterial infection such as strep throat, especially in younger patients. Some cases go away without treatment in a few weeks, while many cases are more persistent and require treatment.