Related Experiment Video
Updated: May 21, 2026
10:34
Double Direct Injection of Blood into the Cisterna Magna as a Model of Subarachnoid Hemorrhage
Published on: August 30, 2020
Traumatic peritentorial subdural hematomas: a study of 32 cases
Satoru Takeuchi1, Yoshio Takasato, Hiroyuki Masaoka
1National Defense Medical College, Department of Neurosurgery, Saitama, Japan.
Turkish Neurosurgery
|June 6, 2012
Summary
Traumatic peritentorial subdural hematomas (SDHs) predominantly affect elderly males and are linked to coagulopathy. Conservative treatment outcomes depend on coagulopathy and convexity SDH presence.
Area of Science:
- Neurosurgery
- Trauma Surgery
- Radiology
Background:
- Traumatic subdural hematomas (SDHs) are a significant cause of morbidity and mortality.
- Peritentorial SDHs present unique diagnostic and management challenges.
Observation:
- This retrospective study analyzed 32 patients with traumatic peritentorial SDHs.
- Key data included clinicoradiological features, management, and outcomes.
- Coagulopathy and associated intracranial lesions were common.
Findings:
- The study identified predominantly elderly male patients with peritentorial SDHs.
- Coagulopathy (23/32 patients) and associated intracranial lesions (24/32 patients) were prevalent.
- Favorable outcomes (18/32) were correlated with the absence of coagulopathy and convexity SDH.
Implications:
- Conservative management of peritentorial SDHs requires careful consideration of coagulopathy.
- Identifying factors like coagulopathy and convexity SDH aids in predicting patient outcomes.
- Further research into optimal management strategies for these specific SDHs is warranted.
Related Concept Videos
01:29Hemorrhagic Stroke ll: Pathophysiology
A hemorrhagic stroke develops when a cerebral blood vessel ruptures, allowing blood to escape into the surrounding brain tissue, as in intracerebral hemorrhage (ICH), or into the subarachnoid space, as in subarachnoid hemorrhage (SAH). Because the skull is a rigid compartment, the sudden presence of extravascular blood rapidly increases intracranial pressure and compresses adjacent neural structures, leading to immediate tissue injury and impaired cerebral perfusion.Mass Effect and Primary...
01:17Hemorrhagic Stroke l: Introduction
A hemorrhagic stroke is an acute neurological event that occurs when a weakened cerebral blood vessel ruptures, allowing blood to accumulate within or around the brain. The sudden release of blood forms a focal hematoma that increases intracranial pressure, displaces neural tissue, and can obstruct cerebrospinal fluid pathways. These effects may be compounded by intraventricular extension of the hemorrhage, cerebral edema, or compression of adjacent structures, all of which contribute to...
01:26Brain Abscess l: Introduction
A brain abscess is a focal, intracerebral infection characterized by a localized collection of pus within the brain parenchyma, resulting from microbial invasion and the body’s inflammatory response. It progresses through stages: early and late cerebritis, followed by early and late capsule formation, reflecting tissue destruction, immune response, and eventual encapsulation.Etiology and PathogenesisCausative organisms vary with source and host factors, often involving polymicrobial infections,...
01:22Cerebral Edema ll: Pathophysiology
Vasogenic edema is a major form of cerebral edema characterized by abnormal accumulation of fluid in the brain’s extracellular space due to disruption of the blood–brain barrier (BBB). The BBB is a specialized structure composed of endothelial cells connected by tight junctions, supported by astrocytic endfeet and a basement membrane. Under normal conditions, it tightly regulates the movement of ions, proteins, and solutes between the bloodstream and brain parenchyma. When this barrier loses...
01:28Traumatic Brain Injury l: Introduction
DefinitionTraumatic brain injury, or TBI, is a disturbance of normal brain function induced by an external mechanical force, such as a direct blow to the head or a penetrating injury. It can affect both brain structure and function, producing a wide range of clinical outcomes. TBI is a heterogeneous condition, meaning its effects may differ based on the type, location, and severity of the injury.Basis of ClassificationTBI is classified based on severity, injury mechanism, or pathophysiology. In...
01:29Increased Intracranial Pressure ll: Pathophysiology
Increased intracranial pressure (ICP) refers to a potentially life-threatening rise in pressure inside the skull. This usually happens when there is a major change in the volume of brain tissue, blood, or cerebrospinal fluid (CSF) — the three components inside the skull. According to the Monro-Kellie doctrine, if the volume of one component increases, the volumes of the other components must decrease to maintain normal pressure. If this does not happen, ICP rises.The process often begins with...