USMLE Forum Archives - USMLE Step 1 - bm9
bm9
babbu5508 - 03-22-11 22:49
Frozen section examination demonstrates fibrosis and cystic spaces. AIso seen are areas of compressed glands with a lobular orientation.
The glands are lined by a single layer of epithelial cells with oval nuclei and regular arrangement. No true invasion of glands into the adjacent
stroma is seen. This patient probably has which of the following?
/ A. Atypical ductal hyperplasia
/ B. Ductal carcinoma in situ
/ C. Lobular carcinoma in situ
/ D. Sclerosing adenosis
/ E. Usual ductal hyperplasia
babbu5508 - 03-22-11 22:49
Frozen section examination demonstrates fibrosis and cystic spaces. AIso seen are areas of compressed glands with a lobular orientation.
The glands are lined by a single layer of epithelial cells with oval nuclei and regular arrangement. No true invasion of glands into the adjacent
stroma is seen. This patient probably has which of the following?
/ A. Atypical ductal hyperplasia
/ B. Ductal carcinoma in situ
/ C. Lobular carcinoma in situ
/ D. Sclerosing adenosis
/ E. Usual ductal hyperplasia
The correct answer and explanation will be available after you answer.
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#2
Re: bm9
babbu5508 - 03-23-11 14:16 The correct answer is D. The lesion described is sclerosing adenosis. The tip-offs in the description are the references to compressed glands and lobular orientation.
#3
Re: bm9 sudha2015 - 03-24-11 03:20 My answer is: d.
lined by a single layer of epithelial cells with oval nuclei and regular arrangement. No true invasion of glands into the adjacent
stroma is seen
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