PMC3938378_01
A - Multilobular violaceous nodule in the left retroauricular region;
B - erythematous papules and nodules on the scalp, with
telangiectasias (turban aspect); C - normochromic papules on eyelids;
nodule with a pearlaceous border and telangiectasias in the left nasal region;
normochromic papule in the left nasogenian groove; D - normochromic
papules on the back
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A: Cylindroma (HE 40x): base cell tumour arranged in islands in the
dermis, some with sudoriparous ducts; 2B: Cylindroma (HE 400x):
hyalinised cylinders surrounding each tumour island. 2C:
Trichoepithelioma (HE 40x): islands of well demarcated basaloid tumour cells and
some horn cysts; 2D: Trichoepithelioma (HE 100x): peripheral
distribution nucleus palisades, without retraction artefact or loose stroma
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Trichoblastoma (HE 100x): Dermal proliferation of basaloid cells without atypical
fibrotic stroma
abd-89-01-0175-g03.jpg
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