Difference between revisions of "Case 62"
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Very low magnification. H&E stain.
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===Provided clinical history=== | ===Provided clinical history=== | ||
42 year old man, FHx CRC, small polyp | |||
===Site=== | ===Site=== | ||
rectum | |||
===Primary image=== | ===Primary image=== | ||
[[Image: | [[Image:Xanthomatous_polyp_--_very_low_mag.jpg |500px|link=|center|]] | ||
<center> | <center>Very low magnification. [[H&E stain]].</center> | ||
{{hidden|Intermediate magnification|[[Image: | {{hidden|Intermediate magnification|[[Image: Xanthomatous_polyp_--_intermed_mag.jpg |500px|link=|center|]] | ||
<center>Intermediate magnification. [[H&E stain]].</center>}} | <center>Intermediate magnification. [[H&E stain]].</center>}} | ||
{{hidden|High magnification|[[Image: | {{hidden|High magnification|[[Image: Xanthomatous_polyp_--_high_mag.jpg |500px|link=|center|]] | ||
<center>High magnification. [[H&E stain]].</center>}} | <center>High magnification. [[H&E stain]].</center>}} | ||
{{hidden|Very high magnification|[[Image: Xanthomatous_polyp_--_very_high_mag.jpg |500px|link=|center|]] | |||
<center>Very high magnification. [[H&E stain]].</center>}} | |||
===Differential diagnosis=== | ===Differential diagnosis=== | ||
{{hidden|Differential diagnosis|<center> | {{hidden|Differential diagnosis|<center>[[Hyperplastic polyp]], [[Colorectal xanthomatous polyp]], [[Signet ring cell carcinoma]], [[Whipple's disease]], [[MAI infection]]</center>}} | ||
===Additional tests=== | ===Additional tests=== | ||
====More history==== | ====More history==== | ||
{{hidden|More history|<center> | {{hidden|More history|<center>Small benign appearing polyp.</center>}} | ||
====Ask a colleague==== | ====Ask a colleague==== | ||
{{hidden|Ask a colleague|<center> | {{hidden|Ask a colleague|<center>Unusual. Looks benign.</center>}} | ||
====Stains==== | ====Stains==== | ||
| Line 56: | Line 59: | ||
| oilredo= | | oilredo= | ||
| orecein= | | orecein= | ||
| pas= | | pas= '''NEGATIVE''' | ||
| pasd= | | pasd= | ||
| pasf= | | pasf= | ||
| Line 67: | Line 70: | ||
| vonkossa= | | vonkossa= | ||
| warthinstarry= | | warthinstarry= | ||
| zn= | | zn= '''NEGATIVE''' | ||
}} | }} | ||
====IHC==== | ====IHC==== | ||
| Line 110: | Line 113: | ||
| cd56= | | cd56= | ||
| cd57= | | cd57= | ||
| cd68= | | cd68= '''POSITIVE''' | ||
| cd7= | | cd7= | ||
| cd79a= | | cd79a= | ||
| Line 186: | Line 189: | ||
| p57= | | p57= | ||
| p63= | | p63= | ||
| panker= | | panker= '''NEGATIVE''' | ||
| pax2= | | pax2= | ||
| pax5= | | pax5= | ||
| Line 242: | Line 245: | ||
===Diagnosis=== | ===Diagnosis=== | ||
{{hidden|Diagnosis|<center> | {{hidden|Diagnosis|<center>[[Colorectal xanthomatous polyp]]</center>}} | ||
<br> | <br> | ||
===Other cases=== | ===Other cases=== | ||
| Line 251: | Line 254: | ||
[[Category:Cases]] | [[Category:Cases]] | ||
[[Category:Cases in | [[Category:Cases in gastrointestinal pathology]] | ||
- | [[Category:Cases in gastrointestinal pathology - senior]] | ||
[[Category:Cases difficulty 4]] <!-- difficulty 1-7 -- should roughly correspond to the PGY level --> | [[Category:Cases difficulty 4]] <!-- difficulty 1-7 -- should roughly correspond to the PGY level --> | ||
Latest revision as of 18:34, 24 February 2015
Provided clinical history
42 year old man, FHx CRC, small polyp
Site
rectum
Primary image
Intermediate magnification
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High magnification
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Very high magnification
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Differential diagnosis
Differential diagnosis
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Additional tests
More history
More history
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Ask a colleague
Ask a colleague
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Stains
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IHC
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Chromosomal translocations
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Diagnosis
Diagnosis
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