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This is due to essential University controlled maintenance work which is beyond our control

********** Virtual slides will still be available on the slide server at http://slides.virtualpathology.leeds.ac.uk **********

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EQA

GI EQA circulation P 2009







P 01

Male 48 years

Transverse colon tumour

Macro: Right hemicolectomy. There was a polypoid mass 35x65x75 with a large area of surface ulceration


H&E
95229


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P 02

Female 54 years

Indian woman. Two strictures in small bowel. Associated mass in mesentery noted at laparotomy ?lymph node ?other lesion. Is there metastatic adenocarcinoma? if 'yes' extensive resection planned

Macro: Frozen section mesenteric mass - this is the paraffin from that frozen section


H&E
95228


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P 03

Female 84 years

Previous left hemicolectomy for descending colon cancer Duke's B pt3N0 2004. Now weight loss and obstructive symptoms - laparotomy single stricture with minimal adhesions

Macro: A 4cm length of small bowel with a central narrowed area


H&E
95227


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P 04

Male 40 years

Small bowel intussusception ?Meckel's ?GIST

Macro: 115mm segment of small bowel. On opening there was a polypoid mass measuring 34x25x25mm which filled the lumen and was attached to the bowel wall by a pedicle

Specials: Stromal cells within lesion are positive for CD34, vimentin and negative for S100, SMA, Desmin and CD117


H&E
95225


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P 05

Male 87 years

OGD for anaemia. Barrett's oesophagus to 30cm. Duodenum NAD

Macro: Duodenal biopsies - five biopsies received, largest 4mm

Specials: Congo red positive


H&E
95224


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P 06

Female 72 years

Melaena ?tumour recurrence from 2006

Macro: Gastric biopsy

Specials: CD117 positive, S100 and SMA negative


H&E
95223


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P 07

Female 70 years

Oesophageal tumour at 35cm

Macro: Pre-cassetted biopsy


H&E
95222


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P 08

Male 49 years

Panproctocolectomy for familial polyposis coli. Adenocarcinoma found in a rectal polyp 6 weeks earlier.

Macro: A panproctocolectomy specimen comprising 65mm of terminal ileum and approx 1125mm of colon rectum and anal canal. The mucosa gave rise to 34 polyps ranging in size from 2mm to 19mm maximum dimension concentrated on the sigmoid colon and rectum. This slide is from the distal sigmoid colon.


H&E
95221


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P 09

Female 48 years

Rectal polyp

Macro: 11mm rectal polyp

Specials: PAS + (focal), S100 + (strong), KIT,SMA,CD34 negative


H&E
95220


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P 10

Male 62 years

Appendicectomy

Macro: A 65x35x20mm inflamed appendix and mesoappendix


H&E
95219


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P 11

Female 23 years

(stoma - educational, non scoring case) Ileostomy obstruction


H&E
95218


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P 12

Female 58 years

(stoma - educational, non scoring case) Ileostomy obstruction


H&E
95216


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P 13

Male 14 years

(educational, non scoring case) Crohn's disease


H&E
95213


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P 14

Male 31 years

(educational, non scoring case) Crohn's disease. Retracted ileostomy


H&E
95212


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