Difference between revisions of "Mucinous breast carcinoma"

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'''Mucinous breast carcinoma''' is an uncommon form of breast cancer that has a good prognosis compared to the common [[invasive ductal carcioma of the breast|ductal carcinoma]].
{{ Infobox diagnosis
| Name      = {{PAGENAME}}
| Image      = Mucinous Breast Carcinoma (4685032847).jpg
| Width      =
| Caption    = Mucinous breast carcinoma. [[H&E stain]].
| Synonyms  =
| Micro      = malignant mucin producing glands - where mucinous component must comprise >90% of the tumour, tumour cells should float in the mucin, glands typically have irregular edges, +/-vessels within the mucin pools
| Subtypes  =
| LMDDx      = other type of breast cancer with a mucinous component (very common), other [[mucinous tumours]]
| Stains    =
| IHC        = ER +ve, PR +ve, HER2 -ve
| EM        =
| Molecular  =
| IF        =
| Gross      = pale, glistening, jelly-like appearance
| Grossing  =
| Site      = [[breast]] - see ''[[invasive breast cancer]]''
| Assdx      =
| Syndromes  =
| Clinicalhx =
| Signs      =
| Symptoms  =
| Prevalence = uncommon
| Bloodwork  =
| Rads      =
| Endoscopy  =
| Prognosis  = good compared to usu. ductal carcinoma
| Other      =
| ClinDDx    = other breast tumours
| Tx        =
}}
'''Mucinous breast carcinoma''' is an uncommon form of breast cancer that has a good prognosis compared to the common [[ductal carcioma of the breast|invasive ductal carcinoma]].


It is also known as '''mucinous carcinoma of the breast''', and '''colloid carcinoma of the breast'''.
It is also known as '''mucinous carcinoma of the breast''', and '''colloid carcinoma of the breast'''.
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*The amount of mucinous component to call ''[[mucinous carcinoma]]'' varies by anatomical site.
*The amount of mucinous component to call ''[[mucinous carcinoma]]'' varies by anatomical site.
*All mucinous lesions should be excised.<ref name=pmid12218567>{{Cite journal  | last1 = Jacobs | first1 = TW. | last2 = Connolly | first2 = JL. | last3 = Schnitt | first3 = SJ. | title = Nonmalignant lesions in breast core needle biopsies: to excise or not to excise? | journal = Am J Surg Pathol | volume = 26 | issue = 9 | pages = 1095-110 | month = Sep | year = 2002 | doi =  | PMID = 12218567 }}</ref>
*All mucinous lesions should be excised.<ref name=pmid12218567>{{Cite journal  | last1 = Jacobs | first1 = TW. | last2 = Connolly | first2 = JL. | last3 = Schnitt | first3 = SJ. | title = Nonmalignant lesions in breast core needle biopsies: to excise or not to excise? | journal = Am J Surg Pathol | volume = 26 | issue = 9 | pages = 1095-110 | month = Sep | year = 2002 | doi =  | PMID = 12218567 }}</ref>
===Images===
<gallery>
Image:Mucinous Breast Carcinoma (4685032847).jpg | MBC - high mag. (WC/Uthman)
Image:Mucinous Breast Carcinoma (4685664022).jpg | MBC - low mag.j (WC/Uthman)
</gallery>


==IHC==
==IHC==
48,830

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