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Circulation L
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Case number: 185
Clinical: Male aged 70 years. ?BCC
Immuno: Pancytokeratin shows strong positivity in centre of lymphoid islands. EBV negative.
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Most popular diagnosis
Lymphoepithelioma-like carcinoma
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Case number: 186
Clinical: Male 44. Excision of irritated skin lesion behind right ear.
Specimen: Skin tag.
Macro: A grey polypoid fragment of skin 9x5x5mm.
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Most popular diagnosis
Epithelioid haemangioma
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Case number: 187
Female 65 yrs.
Extending atrophic white plaque left anterior iliac region.
Macro: Elliptical piece of skin 20x6x6mm.
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Most popular diagnosis
Morphoea
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Case number: 188
Female aged 62. ?Multiple cysts posterior neck.
Specimen: Punch biopsyMacro: 3x3x4mm punch biopsy.
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Most popular diagnosis
Malignant, probably metastatic lobular breast 9.70
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Case number: 189
Female aged 48 years. A.L.L. Had bone marrow transplant . Had susequent GvHD. Now thickened red, swollen skin ?Leukaemic infiltrate.
Positive for CD79a, CD20, CD10, CD34, TdT. Negative for CD2, CD3 and CD117.
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Most popular diagnosis
B lymphoblastic lymphoma
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Case number: 190
Male aged 21 years. Skin lesions from back ??melanoma . Macro: A large ellipse of skin 75x33x25mm
with a central area of depigmentation 37x25mm surrounded by slightly reddish periphery.
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Most popular diagnosis
Morphoea
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Case number: 191
Male aged 60 years.
Skin left popliteal fossa excision. Five week history of nodule on skin. No pus. Has some insect bites. ?insect bite reaction, ?keratoacanthoma versus SCC.
Macro: Skin biopsy 18x13x2mm in depth with a centrally raised slightly keatotic lesion 5mm in diameter.
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Case number: 192
Female aged 64 years. Ultra sound 'vascular lump'.Specimen: Lesion right neck. ExcisionMacro: Skin ellipse 35x26mm with raised
smooth lesion 25x18x10mm.
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Most popular diagnosis
Granular cell tumour
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Case number: 193 Female aged 22 years. Pruritic papules and vesicles.IMF shows granular IgA in the dermal
papillae.Macro: Punch biopsy 4x4mm deep.
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Most popular diagnosis
Dermatitis herpetiformis
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Case number: 194 Male aged 88 years. 2-3 month history of mass on left thigh.
TTF-1 negative, CK7 negative, S100 negative. CK20 positive, Chromogranin positive, CD56
positive, Synaptophysin positive.
Ellipse of skin 80x10mm with 20mm depth bearing a pink nodule15mm dimension.
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Most popular diagnosis
Merkel cell carcinoma