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The main and largest component of the human brain is the cerebrum. The cerebrum consists of two main parts: the cerebral cortex, an outer layer with wrinkles or folds known as gyri and shallow grooves called sulci, and a deeper region beneath it. The cerebrum divides into two distinct hemispheres and contains five different lobes: the frontal, parietal, temporal, occipital, and insula. The central sulcus separates the frontal and parietal lobes and two functionally important gyri — the...

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Updated: Aug 15, 2025

In situ Transverse Rectus Abdominis Myocutaneous Flap: A Rat Model of Myocutaneous Ischemia Reperfusion Injury

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Rectus gyrus hematoma: An overview.

Mustafa Ismail¹, Osman Elamin², Teeba A Al-Ageely³

¹Department of Neurosurgery, Neurosurgery Teaching Hospital, Baghdad, Iraq.

Surgical Neurology International

|January 5, 2023

Summary

This summary is machine-generated.

Rectus gyrus hematoma (RGH) is a rare finding, often linked to anterior communicating artery aneurysms. This overview explores RGH history, anatomy, and neuroimaging, highlighting its potential as an overlooked radiological sign.

Keywords:

Aneurysm Brain anatomy Gyrus rectus Intracranial hemorrhage Rectus gyrus

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Area of Science:

Neurology
Radiology
Neuroanatomy

Background:

Rectus gyrus hematoma (RGH) is a specific type of intracerebral hemorrhage.
It involves the medial orbital frontal lobe surface.
RGH can be associated with ruptured anterior communicating artery aneurysms.

Purpose of the Study:

To provide a comprehensive overview of Rectus gyrus hematoma.
To detail its history, anatomical correlations, and neuroimaging features.
To emphasize potential differential diagnoses and underlying pathologies.

Main Methods:

A comprehensive literature review was conducted.
Databases searched included PubMed, Medline, and Google Scholar.
The review focused on history, anatomy, and clinical characteristics of RGH.

Main Results:

Few studies directly address RGH as a radiological sign or surgical correlate.
Information was synthesized from indirectly related articles.
The potential significance of RGH as a radiological finding was highlighted.

Conclusions:

Rectus gyrus hematoma may be an underrecognized radiological finding.
RGH has potential significance in relation to various cerebrovascular lesions.
Further research is needed to enhance the clinical utility of recognizing RGH.