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Dissection of breast and anterolateral thoracic wall

External layer of muscles in inframammary region

For permissions information regarding the use of these images, please contact Drew Bourn at dbourn@stanford.edu

Image #115-1
Bassett ImageDiagram Image
Legend Image
Dissection of breast and anterolateral thoracic wall
External layer of muscles in inframammary region
The fascia has been removed from the latissimus dorsi (3), serratus anterior (4) and external oblique (9) muscles on the right side. Cutaneous nerves and vessels have been preserved.
1 . Thoracoepigastric vein
2 . Superficial fascia of breast
3 . Latissimus dorsi muscle
4 . Serratus anterior muscle (lowest digitations)
5 . Lateral cutaneous branch intercostal nerve VIII (posterior branch)
6 . Lateral cutaneous branch intercostal nerve VIII (anterior branch)
7 . Upper pointer: Nipple (mammary papilla) Lower pointer: Areola
8 . Mammary body
9 . External abdominal oblique muscle