Collateral sulcus

Dr Craig Hacking and A.Prof Frank Gaillard et al.

The collateral sulcus, also known as the medial occipitotemporal sulcus, runs anteroposteriorly on the inferior surface of the temporal lobe and occipital lobe. Anteriorly it is sometimes continuous with the rhinal sulcus 1-3

Anteriorly, it separates the fusiform gyrus laterally, from the parahippocampal gyrus medially. 

Posteriorly,  it separates the fusiform gyrus laterally, from the lingual gyrus medially. 

Anatomy: Brain
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Article information

rID: 52797
Section: Anatomy
Synonyms or Alternate Spellings:
  • Medial occipitotemporal sulcus

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Cases and figures

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    Figure 1: neuroanatomy: medial cortex (diagrams)
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