[Multiple acrokeratotic papules].

Multiple firm, reddish-brown papules and nodules on shoulder and arm

A young man with multiple reddish papules and nodules on the trunk and extremities

A 23-year old man was presented with multiple papules andnodules (25 lesions) on the trunk and proximal extremities(Figure 1). Two or three lesions were appeared at childhood andincreased to 25 lesions in early adulthood. There were variationsin size from several millimeters to 2 cm with spontaneous andinducible pain especially in exposure to the cold environment.Same lesions were present in hi...

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...

Piezogenic papules--a study of 100 cases.

Hundred people were examined for piezogenic papules (cutaneous hernia). Of these 80 had pedal papules, 86 wrist papules and 74 both pedal and wrist papules. Most of these papules were bilateral and multiple. All cases examined were painless. Biopsy showed fragmentation of dermal elastic tissue and herniation of subcutaneous fat into the dermis. Histology was similar for both pedal and wrist pap...

Linear Hyperkeratotic Papules on the Forehead.

Verruca plana, caused by human papilloma virus, is frequently seen in children and young adults. The lesions are usually distributed in photo-exposed areas like face, neck, and dorsum of the hands. Contiguous warts may coalesce to form larger plaque. Linear arrangement of the papules at the sites of scratching (koebnerization) is characteristic. Common differential diagnoses of this condition i...