Case Number : Case 1811 - 08 May - Dr Limin Yu Posted By: Guest

A tidy case from Dr Limin Yu to get your week off to a great start.

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hidroacanthoma simplex

Poroma.

They look like cuticular cells, though the pictures don't show ductal structures. A lesion from the poroma group.

poroma

A typical dome shaped eccrine poroma, with typical mixed location (epidermal and dermal), and typical hyaline vascular stroma...in a typical site. 

Agree, poroma

Yes, lovely 

Yes, lovely 

Clasic Poroma . Poroid cells, cuticle cell with dúctal dif. at the botton of 3th pic and necrosis 

poroma

The cellular composition is common to all four tumors of poroma group, but the architectural pattern (epithelial broad columns emanating from the undersurface of the epidermis and extending into the dermis) and the site (lower extremity rather than trunk) is of classic poroma.

Agree, classic poroma.

Agree, poroma

Thank all for the discussion. I agree with everyone -- this is a pretty good example of poroma