**2.2 Guttate psoriasis**

Guttate psoriasis, a psoriasis variant that is more common in pediatric population and young adults. Distinctly from other variants, we know that guttate psoriasis is selectively triggered by beta hemolytic streptococcal infections [15]. It is characterized by erythematous, well-defined flat papules/plaques lower than 1 cm in size with

#### **Figure 10.**

*Glomerular vessels in the center, white scales. Note the linear arrangement of dotted vessels at the periphery (red circles) and actinic keratosis area at top left. Anatomical localization: Forearm (20).*


**Table 1.**

*Dermoscopic features of plaque psoriasis and its differentials.*

white-silvery scales on them. Lesions mostly located in the trunk and extremities (**Figure 11a** and **b**).
