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Figure 1. Area of skin on the lower abdomen with ill-defined, indurated, whitish papulesQuestion 1What is the diagnosis?Question 2What is the differential diagnosis?Question 3What tests are...

Case studyA man, 31 years of age, with type 1 diabetes, presents with a slightly pruritic plaque located on the lateral aspect of his left elbow. It has developed over 8 weeks, beginning as a '...

Figure 1. Blue-grey hyperpigmentation on sun-exposed skin of the faceQuestion 1What is the most likely diagnosis?Question 2What is the differential diagnosis?Question 3What skin related adverse...

Case studyA man, 54 years of age, presented to our clinic with a 10 month history of bilateral interdigital lesions affecting the third and fourth interdigital spaces of both feet. Previous...

Figure 1. Finger nodules on presentation A) and 1 week later B) and C)Question 1What is the most likely diagnosis?Question 2What is the aetiology of this condition?Question 3What population is at...

Figure 1. Abdominal X-ray in which multiple and bilateral calcium foci are observed in both renal unitsQuestion 1What is the diagnosis?Question 2What are the common causes?Question 3What...