Items tagged “breast”

95 results found
Article

Chassaignac bursa

Chassaignac bursa (also known as the retromammary bursa, submammary serous bursa or occasionally Chassaignac bag) is the space behind the breast, lying between the pectoralis fascia posteriorly and deep layer of superficial fascia anteriorly. It contains loose connective tissue and aids in mobi...
Case

Needle in the breast

  Diagnosis certain
Giorgio M. Baratelli
Published 26 Feb 2012
85% complete
Mammography
Article

Breast within a breast sign

The breast within a breast sign refers to the common mammographic appearance of breast hamartomas (fibroadenolipomas). Since these benign lesions are well-circumscribed and contain a mixture of fibrous, glandular and fatty tissue (just like normal breast), it is not surprising that they appear v...
Case

Invasive lobular breast carcinoma

  Diagnosis certain
Varun Babu
Published 22 Sep 2012
91% complete
Ultrasound Mammography
Case

Invasive ductal breast carcinoma on CT

  Diagnosis almost certain
Saeed Soltany Hosn
Published 13 Mar 2013
80% complete
CT
Case

Diffuse bony metastases from breast cancer

  Diagnosis probable
Mohammadtaghi Niknejad
Published 07 Jun 2013
59% complete
CT
Case

Breast nevus

  Diagnosis certain
Mark Holland
Published 30 Aug 2013
79% complete
Mammography
Case

Developing carcinoma left breast

  Diagnosis certain
Garth Kruger
Published 02 Nov 2013
84% complete
Mammography Ultrasound
Article

Amastia

Amastia is a rare congenital condition characterized by the absence of breast tissue, nipple and areola. This may occur unilaterally or bilaterally. Pathology During embryological development, breasts first appear as ectoderm ridges during the 6th week of gestation. This ridge grows thicker an...
Article

Breast hypoplasia

Breast hypoplasia is a condition which is characterized by underdevelopment of the breast. Breast hypoplasia can be congenital or acquired. Pathology Congenital hypoplasia Associations include: ulnar-mammary syndrome Poland syndrome Turner syndrome congenital adrenal hyperplasia Acquired...
Article

Amazia

Amazia is a rare congenital condition defined by the absence of breast tissue (glandular parenchyma in either one or both of the breasts) and a normal nipple and areola complex. However, the most common etiology of amazia is iatrogenic; biopsy of the developing breast and the use of radiation th...
Article

Breast

The breast is an apocrine gland found in both males and females. However, in females, it has a specific function - the production of milk for neonatal nutrition and immune function. Gross anatomy The breast has an inhomogeneous structure that is predominantly composed of adipose tissue and gla...
Article

Montgomery glands

Montgomery glands are large sebaceous glands in the breast, representing a transition between a mammary gland and a sweat gland. Gross anatomy Located within the nipple-areolar complex, Montgomery glands open onto the skin surface via protrusions on the skin known as Montgomery tubercles. They...
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

Popcorn calcification within the breast

Popcorn calcification in the breast is the classical description for the calcification seen in involuting fibroadenomas which, as the name suggests, has a popcorn-like appearance.  Pathology A fibroadenoma in the long run may degenerate and calcify. Initially, there are a few punctate peripher...
Article

Large rod like breast calcification

Large rod like calcifications are benign calcifications seen within ectatic ducts. Pathology Associations plasma cell mastitis Radiographic features >1 mm in diameter may have lucent centers (if calcium is only in walls of ducts) branching pattern may be seen radiation towards the nipple...
Article

Breast calcifications (an approach)

An approach to breast calcifications in terms of imaging evaluation and biopsy aims to distinguish benign from malignant etiologies. This article overviews a general approach to the evaluation of breast calcifications. The types and descriptors of calcifications are detailed separately: breast c...
Article

Eggshell calcification (breast)

Eggshell calcifications in the breast are benign peripheral rim-like calcifications. Pathology They are typically secondary to fat necrosis or calcification of oil cysts. Radiographic features thin rim-like calcification (<1 mm in thickness) lucent centers small to several centimeters in d...
Article

Pseudocalcifications in the breast

Pseudocalcifications and artifacts in the breast include  gold deposits in lymph nodes  from intramuscular gold therapy for rheumatoid arthritis  adhesive tape deodorant film-screen artifacts They should be differentiated from parenchymal calcification. Precautions to be taken are t...
Article

Gestational and secretory hyperplasia

Gestational and secretory hyperplasia are pregnancy and lactation related physiological changes occurring in breast tissues. Pathology The normal physiology of pregnancy causes a lobular enlargement of terminal duct lobular units along with formation of new ones during the second month of gest...