Difference between revisions of "Dermatologic neoplasms"

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===Microscopic===

Features:<ref name=pmid17642667>{{Cite journal | last1 = Laxmisha | first1 = C. | last2 = Thappa | first2 = DM. | last3 = Jayanthi | first3 = S. | title = Papillary eccrine adenoma. | journal = Indian J Dermatol Venereol Leprol | volume = 70 | issue = 6 | pages = 370-2 | month = | year = | doi = | PMID = 17642667 | URL = http://www.ijdvl.com/article.asp?issn=0378-6323;year=2004;volume=70;issue=6;spage=370;epage=372;aulast=Laxmisha }}</ref>

Features:<ref name=pmid17642667>{{Cite journal | last1 = Laxmisha | first1 = C. | last2 = Thappa | first2 = DM. | last3 = Jayanthi | first3 = S. | title = Papillary eccrine adenoma. | journal = Indian J Dermatol Venereol Leprol | volume = 70 | issue = 6 | pages = 370-2 | month = | year = | doi = | PMID = 17642667 | URL = http://www.ijdvl.com/article.asp?issn=0378-6323;year=2004;volume=70;issue=6;spage=370;epage=372;aulast=Laxmisha }}</ref><ref name=pmid9793207/>

*~~Muliple~~ cystic spaces lined by bilayered ~~or stratified~~ epithelium with:

*Well-circumscribed lesions consisting of multiple cystic spaces lined by a bilayered epithelium with:

**Papillary projections into the lumen.

**Amorphous eosinophilic material in the cystic space.

*Digital papillary adenocarcinoma.

Note:

*May appear to have more than 2 cell layers.

DDx:

*Digital papillary adenocarcinoma - location important.

Image:

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===IHC===

Features:<ref>{{Cite journal | last1 = Guccion | first1 = JG. | last2 = Patterson | first2 = RH. | last3 = Nayar | first3 = R. | last4 = Saini | first4 = NB. | title = Papillary eccrine adenoma: an ultrastructural and immunohistochemical study. | journal = Ultrastruct Pathol | volume = 22 | issue = 3 | pages = 263-9 | month = | year = | doi = | PMID = 9793207 }}</ref>

Features:<ref name=pmid9793207>{{Cite journal | last1 = Guccion | first1 = JG. | last2 = Patterson | first2 = RH. | last3 = Nayar | first3 = R. | last4 = Saini | first4 = NB. | title = Papillary eccrine adenoma: an ultrastructural and immunohistochemical study. | journal = Ultrastruct Pathol | volume = 22 | issue = 3 | pages = 263-9 | month = | year = | doi = | PMID = 9793207 }}</ref>

*Vimentin +ve.

*CEA +ve.

Difference between revisions of "Dermatologic neoplasms"

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@@ Line 954: / Line 954: @@
 ===Microscopic===
-Features:<ref name=pmid17642667>{{Cite journal  | last1 = Laxmisha | first1 = C. | last2 = Thappa | first2 = DM. | last3 = Jayanthi | first3 = S. | title = Papillary eccrine adenoma. | journal = Indian J Dermatol Venereol Leprol | volume = 70 | issue = 6 | pages = 370-2 | month =  | year =  | doi =  | PMID = 17642667 | URL = http://www.ijdvl.com/article.asp?issn=0378-6323;year=2004;volume=70;issue=6;spage=370;epage=372;aulast=Laxmisha }}</ref>
+Features:<ref name=pmid17642667>{{Cite journal  | last1 = Laxmisha | first1 = C. | last2 = Thappa | first2 = DM. | last3 = Jayanthi | first3 = S. | title = Papillary eccrine adenoma. | journal = Indian J Dermatol Venereol Leprol | volume = 70 | issue = 6 | pages = 370-2 | month =  | year =  | doi =  | PMID = 17642667 | URL = http://www.ijdvl.com/article.asp?issn=0378-6323;year=2004;volume=70;issue=6;spage=370;epage=372;aulast=Laxmisha }}</ref><ref name=pmid9793207/>
-*Muliple cystic spaces lined by bilayered or stratified epithelium with:
+*Well-circumscribed lesions consisting of multiple cystic spaces lined by a bilayered epithelium with:
 **Papillary projections into the lumen.
 **Amorphous eosinophilic material in the cystic space.
-*Digital papillary adenocarcinoma.
+Note:
+*May appear to have more than 2 cell layers.
+DDx:
+*Digital papillary adenocarcinoma - location important.
 Image:
@@ Line 965: / Line 969: @@
 ===IHC===
-Features:<ref>{{Cite journal  | last1 = Guccion | first1 = JG. | last2 = Patterson | first2 = RH. | last3 = Nayar | first3 = R. | last4 = Saini | first4 = NB. | title = Papillary eccrine adenoma: an ultrastructural and immunohistochemical study. | journal = Ultrastruct Pathol | volume = 22 | issue = 3 | pages = 263-9 | month =  | year =  | doi =  | PMID = 9793207 }}</ref>
+Features:<ref name=pmid9793207>{{Cite journal  | last1 = Guccion | first1 = JG. | last2 = Patterson | first2 = RH. | last3 = Nayar | first3 = R. | last4 = Saini | first4 = NB. | title = Papillary eccrine adenoma: an ultrastructural and immunohistochemical study. | journal = Ultrastruct Pathol | volume = 22 | issue = 3 | pages = 263-9 | month =  | year =  | doi =  | PMID = 9793207 }}</ref>
 *Vimentin +ve.
 *CEA +ve.