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Case studyA Mediterranean woman aged 70 years, presented with a 2 year history of continuous itch over the left scapula and upper back. She denied application of any topical product. She was...

Figure 1. Papules on the tattooed skin of the patientQuestion 1What is the most likely diagnosis?Question 2What differential diagnoses would you consider?Question 3What is the mechanism of...

Case studyA man, 34 years of age, presented with a 4 day history of painless ulcerative lesions on his penis. He was human immunodeficiency virus (HIV) negative and had previously been well. He had...

Figure 1a. Brownish, sharply demarcated, indurated plaque on the right shin. Three similar smaller lesions can be observed on the left shinFigure 1b. A close-up view of the plaque. Telangiectatic...

Figure 1a. An irregular patch of alopecia on the pubis with follicular hyperkeratosis and hyperpigmentation Figure 1b. Magnified view revealing decreased hair density, broken hairs with different...

Figure 1. Erythematous plaque with cribriform erosions on its surfaceFigure 2. Poor response to topical antifungal treatmentFigure 3. The lesion appears necrotic 3 days postbiopsyQuestion 1What is...

Figure 1. Palmar blisterQuestion 1What is the most likely diagnosis?Question 2What is the differential diagnosis?Question 3What is the most appropriate management?Question 4What is the most useful...

Figure 1. Scattered excoriated papules over the trunk and axillary foldsFigure 2. Scabby plaques in the interdigital web spaces of the handsFigure 3. Erythematous nodules and scratching lesions...

Case studyA man, 77 years of age, presented with haematemesis, abdominal pain and increasing limb weakness. He also had a skin rash on his chest and face. On further questioning, he revealed that...