anatomy of the breast
DESCRIPTION
EMBRYOLOGY INCLUDED BRIEFLY SURGERY CLUB OF MAKCHS MINI GROUND ROUNDTRANSCRIPT
ANATOMY OF THE BREAST
ORIBA DAN LANGOYA, MBchBMakerere University School of
MedicineSurgery Club Mini ward Round
INTRODUCTIONEmbryology Epithelial/mesangial-
glandular tissues of breast 4th to 6th weeks
Develops from milk streak
thoracic mammary bud appears at approx. 49day. Rest involutes
Dermally derived Lies cushioned in fat Between layers of superficial pectoral fascia
Anatomy Breasts form a 2ND ary
sexual feature of females.
Breast lies upon the deep pectoral fascia, anterior, and inferiorly, external oblique and its aponeurosis as the latter forms the anterior wall of the sheath of rectus abdominis
Cross section
Blood Supply
Arteries Internal thoracic artery Intercostal arteries The axillary artery
Lymph Drainage Lateral quad drain into
ant axillary or pect Some vessels comm
with lymph vessels of the opp breast & with those of the anterior abdominal wall
The med quad drain into internal thoracic group
Lymphatic Drainage
THE END!!!
Life is a succession of lessons enforced by immediate reward, or, oftener, by immediate chastisement. - Ernest Dimnet