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mammary hamartoma
Monday 29 May 2006
Microscopy
Hamartoma of breast consisting of dilated ducts and fibrous stroma.
A partial capsule is evident.
The fibrous stroma can have slit-like spaces without endothelial cells, so called "pseudoangioma".
Differential diagnosis: mammary biphasic lesions
adenomyoepithelioma
mammary fibroadenomas
- mammary juvenile fibroadenoma
mammary hamartoma
metaplastic mammary carcinoma
phyllodes tumor
pleomorphic adenoma
gynecomastia
pubertal macromastia
See also
mammary tumors
References
Tse GM, Law BK, Ma TK, Chan AB, Pang LM, Chu WC, Cheung HS. Hamartoma of the breast: a clinicopathological review.
J Clin Pathol. 2002 Dec;55(12):951-4. PMID: 12461066
Tse GM, Law BK, Pang LM, Cheung HS. Ductal carcinoma in situ arising in mammary hamartoma. J Clin Pathol. 2002 Jul;55(7):541-2. PMID: 12101205
Kuroda N, Sugimoto T, Numoto S, Enzan H. Microinvasive lobular carcinoma associated with intraductal spread arising in a mammary hamartoma. J Clin Pathol. 2002 Jan;55(1):76-7. PMID: 11825932
Coyne J, Hobbs FM, Boggis C, Harland R. Lobular carcinoma in a mammary hamartoma. J Clin Pathol. 1992 Oct;45(10):936-7. PMID: 1430271
Petrik PK. Mammary hamartoma. Am J Surg Pathol. 1987 Mar;11(3):234-5. PMID: 3826483
