[Malassezia species causative of pityriasis versicolor in Paraguay].

Background: Pityriasis versicolor is a frequent pathology in Paraguay; however, its epidemiology is unknown.

Aim: To determine the frequency of Malassezia species causing pityriasis versicolor and the epidemiological characteristics of the population.

Methods: Samples from patients with a presumptive diagnosis of pityriasis versicolor were collected.

[Childhood cutaneous granular cell tumor: case report].

Granular cell tumors (GCT) are benign neoplasms of distinctive differentiation when observed by light microscopy, which are characterized by the presence of cells with abundant granular eosinophilic cytoplasm. Reports in children are extremely rare. An 11-year-old male patient presented with a nodule after six months of evolution, which progressively increased in size, asymptomatic, localized on the back.