Cellulitis and erysipelas result from bacteria infection and present as a spreading, tender
and erythematous rash. Most frequently they are caused by Gram-positive bacteria which …

Dermatology being a visual science is adorned with named" signs" and" phenomena." Of
much interest today is the sparing phenomena that has accumulated in dermatology over …

A “sign” refers to the objective finding, which a clinician observes during the clinical
examination of the patient. Signs implicate significant changes or abnormal findings which …

A 55-year-old male presented with asymptomatic extensive skin lesions since one year. He
was found to have diffuse lesions involving the face, trunk, arms, and thighs along with …

Skin findings are a rare but important aspect of the evaluation and management of patients
with tumors of the nervous system. Skin findings have the highest prevalence in genetic …

Cutaneous squamous cell carcinoma can arise from various premalignant lesions such as
actinic keratosis, Bowen disease, and premalignant genital squamous cell lesions …

Background: Collagen is the most abundant protein in the body and the main structural
component of the skin. Objective: To provide a review of the histopathology of collagen …

CLINICAL CHALLENGE Characteristic skin lesions in discoid lupus erythematosus are well-
defined erythematous papules and plaques with partially adherent scales entering a …

A scar results from tissue regeneration following an injury to the dermis. It can be elevated or
depressed with altered skin texture, vascularity, and/or pigmentation with loss of adnexal …

Dermatologic diagnosis depends on the careful observation and documentation of signs,
which can be highly pathognomonic for a certain condition. Most of the signs appear either …