Inferior frontal gyrus

Last edit by Alaric Steinmetz on

The inferior frontal gyrus is located in the frontal lobe and is located lateral to the middle frontal gyrus.

Anatomy

The inferior frontal gyrus is divided into three parts by the ascending ramus and anterior ramus of the lateral sulcus. The most frontal is the pars orbitalis, followed by the pars triangularis and pars opercularis.

Illustration

Inferior frontal gyrus
Illustration of the inferior frontal gyrus. Illustration adapted from Gray's Anatomy.

Imaging

The inferior frontal gyrus can be optimally visualized in MRI imaging.

Inferior frontal gyrus
Depiction of the inferior frontal gyrus (red arrow) in a coronar MRI image (T1 sequence with contrast agent).

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