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Anatomy Atlases: Illustrated Encyclopedia of Human Anatomic Variation: Opus III: Nervous System: Fissures and Sulci: Inferior Frontal Sulcus

Illustrated Encyclopedia of Human Anatomic Variation: Opus III: Nervous System: Fissures and Sulci

Inferior Frontal Sulcus

Ronald A. Bergman, PhD
Adel K. Afifi, MD, MS
Ryosuke Miyauchi, MD

Peer Review Status: Internally Peer Reviewed

The inferior frontal sulcus may be attached to the precentral inferior sulcus, or it may interrupted. It sometimes terminates in a bifurcation. The anterior part of the sulcus may be separated from the rest of the sulcus; the separated part is referred to as the lateral frontomarginal sulcus.


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Connolly, C.J. (1942) The fissural patternin the brain of Negroes and Whites. The parietal and temporal lobes. Am. J. Physiol. Anthrop. 29:225-265.

Cunningham, D.J. (1890) The fissure of Rolando. J. Anat. Physiol. 25:1-23.

Debierre, C. (1891) Sur les anomalies des circonvolutions du cervéau de l'homme. Duplicilé de la sissure de Rolando, absence de la scissure de Rolando. Soc. Biol. Comptes Rendus Hebdomadaires des Séances et Mémoires. 43:369-372.

Gerlach, E.j. and H. Weber. (1929) über ein menschliches Gehirn mit beiderseitger Verdoppelung der Zentralfurche. Anat. Anz. 67:440-452.

Leggiardi-Laura, C. (1901) Sur la signification de la "duplicité de la scissure de Rolando" et sur un rapport constant de la scissure post-rolandique. Arch. Ital. Biol. 36:355.

Linell, E.A. and B.M. Koster. (1924) A developmental anomaly of the cerebral cortex. Arch. Neurol. Psychiatry 12:167-172.

Sergi, S. (1911) Variations de developpement du lobe frontal chez l'homme. Arch. Ital. Biol. 55:138-139.

Sperino, G. (1901) Decrizione morfologica dell'encefalo del Prof. Carlo Giacomini. Int. Monatsschrift. Anatomie and Physiology 18:313-386.

Thompson, R.B. (1911-12) Complete unilateral interruption of the fissure of Rolando. J. Anat. Physiol. 45:433-437.

Tricomi, G. (1902) Deux cas de duplicité du sulcus Rolandi. Arch. Ital. Biol. 37:490.

Waterson, D. (1907) Complete bilateral interruption of the fissure of Rolando. J. Anat. Physiol. 41:143-146.

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