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EQA

BLPG EQA Round 12





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BLPG EQA Round 12 - Case 1

Female 43 years

?BCC right arm.




H&E


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CD03


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CD04


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CD08


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CD30


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Mum1


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TIA-1


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P63


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BLPG EQA Round 12 - Case 2

Male 78 years

Nodule neck and back. Appeared over last 3 months. Firm dermal lesions.




H&E


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CD20


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CD03


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Ki67 (MIB-1)


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CD10


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BCL-2


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Mum1


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MYC


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Ki67 (MIB-1)


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CD05


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BLPG EQA Round 12 - Case 3

Male 45 years

Malignant nodule duodenum. Previous history of leukemia.




H&E


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CD20


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CD79


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CD03


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CD10


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Ki67 (MIB-1)


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Terminaldeoxynucleotidyl transferase (TdT)


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BLPG EQA Round 12 - Case 4

Male 55 years

HIV+ lymphadenopathy.




H&E


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CD138


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CD03


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CD20


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IgM


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Ki67 (MIB-1)


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HHV8


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Kappa


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Lambda


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BLPG EQA Round 12 - Case 5

Sex unknown 27 years

Submandublar gland and LN enlarged. Reactive ? Sialadenitis ? Lymphoma ? TB.




H&E


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CD123


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CD04


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CD08


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CD163


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CD68


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CD03


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CD20


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Ki67 (MIB-1)


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BLPG EQA Round 12 - Case 6

Male 64 years

Submandibular gland ?Cancer.




H&E


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CD20


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CD03


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BCL-2


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CD21


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IgG4


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IgG


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BLPG EQA Round 12 - Case 7

Female 69 years

Jak2+ ET, drop in counts. BMA: trilineage dyshaemopoiesis with 6% blasts. CLL/MBL like clone by Flow.




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Reticulin


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CD20


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Myeloperoxidase (MPO) (MYEL)


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CD71


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CD61


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CD34


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CD05


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CD03


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Cyclin. D1


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CD23


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BLPG EQA Round 12 - Case 8

Female 63 years

Known post-PV MF, now with increasing WBC and circulating blasts ?transformation to AML. Flow Cytometry: no excess in blasts. BMA: Hypercellular marrow consistent with MPN. No excess in blasts.




H&E


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CD34


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Masson Trichrome (MST)


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BLPG EQA Round 12 - Case 9

Male 93 years

Previous MBL.




H&E


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Reticulin


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Ki67 (MIB-1)


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CD23


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CD03


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CD20


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CD05


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