1,417 results found
Article
20° oblique projection
20° oblique projection is a troubleshooting projection used in mammography, especially in young women and in follow-up patients.
Technique
The C-arm is turned approximately 20° for a superomedial-inferolateral oblique. With the patient's feet pointing towards the unit and her torso turned slig...
Article
5-tier ACR system of radiologic breast findings (historical)
The 5-tier ACR system was a previously used system for the classification of radiologic breast findings, proposed by the American College of Radiology (ACR) ref. It is no longer in use having been superseded by the 6-tier BI-RADS classification system first published in 1992 1.
Classification
...
Article
Aberrations in the normal development and involution of the breast
Aberrations in the Normal Development and Involution (ANDI) of the breast is an overarching term used to describe a wide spectrum of benign breast disease. As the name suggests, it is based on the theory that most of the encountered benign breast disorders are aberrations in the normal developme...
Article
Abscess
Abscesses are focal confined collections of suppurative inflammatory material and can be thought of as having three components 1:
a central core consisting of necrotic inflammatory cells and local tissue
peripheral halo of viable neutrophils
surrounded by a 'capsule' with dilated blood vessel...
Case
Absent breast shadow - mastectomy (chest x-ray)
Published
23 Aug 2009
60% complete
X-ray
Case
Absent pedicle sign (breast cancer metastases)
Published
26 Jun 2014
71% complete
X-ray
Nuclear medicine
Case
Accessory axillary breasts and supernumerary nipple
Published
01 Apr 2010
79% complete
Ultrasound
Case
Accessory breast
Published
11 Oct 2020
91% complete
Mammography
Case
Accessory breast tissue
Published
09 Mar 2022
92% complete
CT
Article
Accessory breast tissue
Accessory breast tissue, also known as polymastia, is a relatively common congenital condition in which abnormal accessory breast tissue is seen in addition to the presence of normal breast tissue. This normal variant can present as a mass anywhere along the course of the embryologic mammary str...
Case
Accessory breast tissue
Published
27 Feb 2020
79% complete
Mammography
Case
Accessory breast tissue (axilla)
Published
01 May 2020
75% complete
Ultrasound
Case
Accessory nipple left breast
Published
29 Aug 2015
80% complete
Mammography
Article
Adenoid cystic carcinoma
Adenoid cystic carcinomas are a rare histological subtype of adenocarcinoma.
Pathology
Adenoid cystic carcinomas are generally considered low grade 4. The tumors have a notable tendency for perineural spread.
Location
They have a wide distribution and mainly occur in relation to the airways,...
Article
Adenoid cystic carcinoma of the breast
Adenoid cystic carcinoma (ACC) of the breast is a rare subtype of breast cancer.
Epidemiology
They account for only 0.1-0.4% of all breast cancers.
Pathology
The tumor demonstrates a strikingly characteristic microscopic pattern similar to that of adenoid cystic carcinoma of the salivary gla...
Article
Adenomatous breast lesions
Adenomatous breast lesions are benign tumors that grow from glandular parenchyma. The breast is a conglomeration of various glandular tissues, hence they can be of several types.
tubular adenoma
lactating adenoma
apocrine adenoma of the breast
pleomorphic adenoma of the breast
ductal adeno...
Article
Adenosis of the breast
Adenosis of the breast is a benign lobulocentric proliferative process in which lobules are enlarged and increased in number in addition to an increased number of glands within each lobule.
Pathologically subclassified into three main subtypes which include:
sclerosing adenosis of the breast
...
Case
Advanced breast cancer
Published
06 Sep 2011
58% complete
Photo
Mammography
Case
Air-tissue interface sign - breast
Published
11 Nov 2022
91% complete
Mammography
Case
Air-tissue interface sign - breast
Published
11 Nov 2022
91% complete
Mammography
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