Psychological aspects of COVID-19.

Background: COVID-19 pandemic has affected the world from every aspect. Individuals are drained from social, financial, and emotional percussion of this pandemic. Psychosocial consequences are far greater than are being perceived.

Psychodermatology of acne: Psychological aspects and effects of acne vulgaris.

Introduction: Acne is a chronic inflammatory skin condition seen commonly in adolescence and young adulthood. Despite being a frequent and nonthreatening life condition, acne has a significant psychological impact and comorbidity.

Aims: This review will describe prevalence, common clinical features, different clinical presentations, differential diagnoses, and treatment recommendation.

Nonpharmacological treatment approach in trichotillomania (hair-pulling disorder).

Trichotillomania (TTM) is a fairly common psychodermatological disorder. This is characterized by recurrent urges to pull hair from hair-containing parts of the body and produces bald patches on scalp. Besides scalp, eye lashes, eyebrows, and pubic area may be involved.

Relevant infrastructural alterations in a pancreatic neuroendocrine tumor: an insulinoma case.

In this study, we focus our interest on some peculiar infrastructural abnormalities detected in an insulinoma case. Tumor pancreatic endocrine cells proliferated detrimental to exocrine counterpart, so that extensive areas of prevalent β-tumor cells can be seen. Two phenotypes of β-tumor cells can be identified: (1) β-tumor cells with full euchromatic and nucleolated nuclei and (2) β-tumor cells with heterochromatic and shrink nuclei.