Persistent eroded lip in a young man
A 29-year-old man presents with a persistent eroded and indurated plaque on his lower lip which has not responded to topical treatments.
A young man with a patchy beard
A 24-year-old man presents with progressive loss of his beard hair in patches.
Nodular lesion with pustules on the index finger
A 23-year-old tropical fish fancier presents with a nodular lesion on his finger which has not responded to antibiotics.
Multiple scrotal nodules with a chalky discharge
A 45-year-old man presents with multiple nodules discharging a chalky substance on his scrotum.
Translucent, reddish-blue nodule on the lip
A 28-year-old man presents with an asymptomatic reddish-blue translucent nodule on his lip.
Recurrent painful mouth ulcers
A 36-year-old man presents with recurrent, painful ulcers on his lips and mobile oral mucosa.
Itchy, rippled skin pigmentation
A 39-year-old man presented with a longstanding, widespread, itchy, brown pigmentation with a rippled pattern on his trunk and limbs.
Alopecia with dull, broken hairs
A 33-year-old man presents with a large area of hair loss and damaged hair on his scalp.
Alopecia with broken hairs
A 33-year-old woman presents with a 12-month history of an asymmetrical nonscarring alopecia.
Progressive infiltration of the upper body
A 37-year-old man with diabetes presents with a long history of progressive swelling of the upper body.