Papillomatosis

Papillomatosis                               See DX Path for details of the conditions below

This occurs with the surface projection of the dermal papillae high up towards the skin surface with resultant irregular undulation of the epidermal surface and often  overlying hyperkeratosis. It is commonly seen with warts, solar keratosis, epidermal nevi and some seborrhoeic keratoses. It is a major feature of a verrucous carcinoma..

Verruca wart

Other rarer disorders to consider

Acanthosis nigricans

Acanthosis nigricans

Nevus sebaceous

Syringocystadenoma papilliferum Usually head and neck warty lesion, invagination of the epidermis with papillary structures lined by cuboidal or low columnar epithelial cells showing decapitation secretion.Numerous plasma cells in the fibrin core of the papillary structures.

Syringocystadenoma papilliferum

Tuberculosis verrucosa cutis 

  Papillomatosis

This occurs with the surface projection of the dermal papillae high up towards the skin surface with resultant irregular undulation of the epidermal surface and often  overlying hyperkeratosis. It is commonly seen with warts, solar keratosis, epidermal nevi  Virtual Slide  and some seborrhoeic keratoses.

 It is a major feature of a verrucous carcinoma..  Virtual Slide

Other rarer disorders to consider

Acanthosis nigricans   Virtual Slide

Nevus sebaceous         Virtual Slide

Linear Verrucous Epidermal nevus

Syringocystadenoma papilliferum  Virtual Slide

Tuberculosis verrucosa cutis          Virtual Slide

Acrokeratosis verruciformis (Acral Dariers)

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