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EQA

BLPG EQA Round 23





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BLPG EQA Round 23 - Case 1



Male born in 1985; HIV positive, viral load 5590 copy/ml. Retroperitoneal lymphadenopathy ? lymphoma ? mets.



Specimen: Retroperitoneal lymph node biopsy.

H&E 583538


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Ziehl-Neelsen 583539


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PAS Periodic acid Shiff 583540


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Grocott 583541


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CD163 583542


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CD01a 583543


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CD68 583544


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S100 583545


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BLPG EQA Round 23 - Case 2



Female born in 2001. Cervical lymphadenopathy (left level IV) with elevated LDH and bulky mediastinum. ? lymphoma.



Specimen: Cervical lymph node biopsy.

H&E 583546


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CD03 583547


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CD30 583548


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CD15 583549


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PAX5 583550


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CD20 583551


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Epstein-Barr encoding region (EBER) 583552


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BLPG EQA Round 23 - Case 3



Female born in 1938. Progressive confusion and focal neurological symptoms. Abdominal fat pad biopsy, query amyloidosis.



Specimen: Abdominal fat pad biopsy.

H&E 583637


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CD03 588005


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CD20 583639


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CD05 583640


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Mum1 583641


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c-Myc 583642


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Bcl-6 583643


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BLPG EQA Round 23 - Case 4



Male born in 1933. Frank haematuria, clinically malignant prostate mass, PSA 15. Transurethral resection.



Specimen: TURP.

H&E 583644


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BCL-2 583645


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CD10 583646


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Ki67 (MIB-1) 583647


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Bcl-6 583648


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CD03 583649


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CD20 583650


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CD05 583651


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BLPG EQA Round 23 - Case 5



Female born in 1958. 7.3cm localised stable mediastinal mass on imaging. No autoimmune disease and infectious causes excluded.



Specimen: Mediastinal mass.

H&E 583652


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CD03 583653


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CD20 583654


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CD21 583656


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CD38 583664


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BCL-2 583738


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BLPG EQA Round 23 - Case 6



Female born in 2003. Left axillary mass biopsy. No cutaneous lesions.



Specimen: Left axillary mass biopsy.

H&E 583657


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CD03 583658


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CD30 583660


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ALK-1 583739


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CD20 583740


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BLPG EQA Round 23 - Case 7



Male born in 1948. Prior splenectomy. Pancytopenia.



Specimen: BMBx.

H&E 583662


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CD72 583741


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CD20 583742


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Annexin A1 583743


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BLPG EQA Round 23 - Case 8



Male born in 1964. Refractory anaemia and thrombocytosis.



Specimen: BMBx.

H&E 583562


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CD34 583563


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Reticulin 583564


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