inframammary fold

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inframammary fold (IMF)

the angle of deflection where the breast tissue meets the chest wall below the breast.

in·fra·mam·ma·ry fold

(IMF) (in'fră-mam'ăr-ē fōld)
A crescentic zone on the chest wall below the female breast consisting of regular arrays of collagen in the dermis and an underlying condensation of superficial fascia, imparting shape to the breast and binding it to the pectoralis fascia.

inframammary fold

The lower border of the breast where it meets the chest wall.
Synonym: submammary fold
See also: fold
References in periodicals archive ?
The mammographer gently pulls the abdominal tissue down to open the inframammary fold.
The intervention involves identifying a patient's points of maximum pain or tenderness, usually located laterally along the midaxiUary line or at the inframammary fold directly below the nipple.