A middle-aged lady with bilateral and symmetrical erythematous patches on her lower extremities: What is your diagnosis?

Quiz : A middle aged lady with annular athrophic papules and plaques on her back: What is your diagnosis?

A 51 year old woman was referred to dermatology clinic with multiple asymptomatic erythematus papules and plaques on her back, which she had developed over the previous 2 months ago. In the dermatological examination, there were multiple atrophic papules with hypopigmented centers and sharp borders on her back, some of which were annular with elevated violaceous borders (Figures 1, 2). Fu...

A middle-aged lady with an asymptomatic, hyperpigmented plaque on the thigh: what is your diagnosis?

CLINICAL PRESENTATIONA 44-year-old lady came to a dermatology clinic due to an asymptomatic, hyperpigmented plaque on her right thigh since 4 months ago. On physical exam, hypertrichosis on the lesion was notable (Figure 1). Rubbing the lesion resulted in erythema and edema of the lesion. She had no systemic disease and her family history was unremarkable.

A teenage girl with bilateral hyperpigmentation of cheeks and sclera and a vascular stain on her cheek: What is your diagnosis?

CLINICAL PRESENTATION A 16 year old girl was referred to dermatology clinic with bilateral blue gray hyperpigmented patches on her cheeks since birth. Upon close physical examination, scleral blue-gray hyperpigmentation was observed in both her eyes (Figure 1). She also had a blanchable red patch with poorly defined borders on her right cheek (Figure 2). Ophthalmology consultation further revea...

what is your diagnosis?

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what is your diagnosis?

A 28-year-old man with an asymptomatic firm plaque on his right shin: what is your diagnosis?

CLINICAL PRESENTATION A 28-year-old man referred to the dermatology clinic with an asymptomatic firm, well demarcated violaceous plaque with bumpy surface on his right medial upper shin since two years ago. At first, the lesion was an erythematous patch and gradually became like a plaque. He had pain and sensation of heaviness in his leg (Figure 1). He had no other skin lesions and was otherwis...