<p>A 42-year-old man presents with a large persistent ulcer on the leg.</p> What’s the diagnosis?

<p>An 8-year-old girl presents with an asymptomatic linear lesion on her thigh.</p> What’s the diagnosis?

<p>A healthy 54-year-old man presents with a red nodule on his index finger.</p> What’s the diagnosis?

<p>An 8-year-old boy presents with a two-week history of a mildly irritable rash on the cubital fossae, popliteal fossae and neck.</p> What’s the diagnosis?

<p>A 12-year-old girl presents with a rapidly expanding area of alopecia on her scalp.</p> What’s the diagnosis?

<p>An 8-year-old boy presents with an asymptomatic but unsightly facial rash.</p> What’s the diagnosis?

<p>A 48-year-old woman presents with a painful lesion on her thigh.</p> What’s the diagnosis?

<p>A 56-year-old woman presents with sudden onset of a bilaterally symmetrical blistering eruption on her neck and forearms.</p> What’s the diagnosis?

<p>A 14-year-old boy presents with a slightly tender rash on both lower legs a week after an attack of tonsillitis. He had been previously well.</p> What’s the diagnosis?

<p>A 13-year-old boy presented with a raised, hyperkeratotic, warty lesion on his neck.</p> What’s the diagnosis?

<p>A 12-year-old boy has developed itchy papules on the palms, soles, elbows and knees each spring for the last three years.</p> What’s the diagnosis?

<p>A 12-year-old boy presents with sudden onset of blistering lesions on his arms and legs, occurring a few days after he developed a typical cold sore on his upper lip.</p> What’s the diagnosis?

<p>A 35-year-old man has two asymptomatic, annular lesions on the dorsum of his left hand, which have slowly expanded over the past three months.</p> What’s the diagnosis?

<p>A man presents with a lifelong history of asymptomatic irregular pale patches outlined by a pink blush localised to his shoulder and back. These failed to react to dermographism. What is the differential diagnosis?</p> What’s the diagnosis?

<p>A pregnant woman presents with a generalised symmetrical rash of blisters and serous crusts that flared in the third trimester.</p> What’s the diagnosis?

<p>A woman presents with a 10-year history of asymptomatic mottled reticulate pigmentation localised to her axillae and groins. Her mother and sister were similarly affected.</p> What’s the diagnosis?

<p>A man presents with a six-week history of intense generalised pruritus sparing his face that is worse at night.</p> What’s the diagnosis?

<p>A boy develops facial rash, periungual erythema and pruritic erythematous patches on his knuckles and interphalangeal joints. General malaise and proximal muscle weakness was also present.</p> What’s the diagnosis?

<p>A boy has developed pearly, umbilicated, firm papules on his thighs.</p> What’s the diagnosis?

<p>A man presents with an irritable, pigmented rash confined to his groins and perineal area.</p> What’s the diagnosis?

<p>A woman presents with adherent asbestos-like scale bound around tufts of hair within her scalp.</p> What’s the diagnosis?

<p>Over two months, a woman developed nonpruritic blisters and fragile skin on the dorsal surfaces of her hands. These developed after commencing naproxen for arthritis.</p> What’s the diagnosis?

<p>A woman, post cardiac surgery, develops large blisters from urticarial lesions on her palms and soles after receiving vancomycin and ciprofloxacin for a postsurgical wound infection.</p> What’s the diagnosis?

<p>A woman presents with a two-week history of pruritic blisters, at various stages of evolution, over her limbs.</p> What’s the diagnosis?

<p>A 65-year-old man presents with a recently inflamed, dusky red-brown lesion on his chest that displayed multiple freckles and solar lentigines.</p> What’s the diagnosis?