Presentation on theme: "Circulation L. Case number: 185 Clinical: Male aged 70 years. ?BCC Immuno: Pancytokeratin shows strong positivity in centre of lymphoid islands. EBV negative."— Presentation transcript:
Most popular diagnosis Malignant, probably metastatic lobular breast 9.70
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.
Most popular diagnosis B lymphoblastic lymphoma
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.
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.
Most popular diagnosis Dermatitis herpetiformis
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.