Isolated extradural hematoma in children presenting to an emergency department in Australia

Gary J Browne1, Lawrence T Lam

  • 1Department of Emergency Medicine, The Children's Hospital at Westmead, Royal Alexandra Hospital for Children, New South Wales, Australia. GaryB@chw.edu.au

Insights

Falls are a common cause of isolated extradural hematoma (EDH) in children. Many children present with nonspecific symptoms, leading to delayed diagnosis and treatment for this pediatric head injury.

Area of Science:

  • Pediatric Traumatology
  • Emergency Medicine
  • Neurosurgery

Background:

  • Isolated extradural hematoma (EDH) is increasingly recognized in pediatric emergency departments.
  • Understanding the natural history of pediatric EDH is crucial for timely diagnosis and management.

Purpose of the Study:

  • To describe the natural history of isolated EDH in children presenting to a pediatric emergency department.
  • To analyze the causes, presentations, management, and outcomes of pediatric isolated EDH.

Main Methods:

  • Retrospective case series of children diagnosed with isolated EDH over 8 years.
  • Analysis of medical records including injury cause, clinical presentation, management, and outcomes.
  • Comparison with children with EDH and other associated injuries; assessment for nonaccidental injuries (NAI).

Main Results:

  • Falls, particularly low-height falls, were the most common cause of isolated EDH in children.
  • Nonspecific presentations (95%) led to delayed emergency care and diagnosis.
  • Surgical drainage was required in 68.6% of cases; minor neurologic deficits occurred in 23.4% without serious long-term issues.
  • No cases of nonaccidental injuries (NAI) were identified.

Conclusions:

  • Falls are a primary cause of isolated EDH in children.
  • Nonspecific presentations in children with EDH often result in delayed diagnosis.
  • Isolated EDH in children, while requiring intervention in many cases, typically has favorable outcomes without long-term sequelae.
Abstract

Related Concept Videos

Hemorrhagic Stroke ll: Pathophysiology01:29

Hemorrhagic 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...
Hemorrhagic Stroke l: Introduction01:17

Hemorrhagic 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...
Brain Abscess l: Introduction01:26

Brain 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,...
Increased Intracranial Pressure l: Introduction01:14

Increased Intracranial Pressure l: Introduction

Intracranial hypertension is a sustained elevation of intracranial pressure (ICP) above 22 mm Hg. In supine adults, normal ICP is ~7–15 mm Hg.The rigid, nonexpandable cranium contains three components—brain tissue, blood, and cerebrospinal fluid (CSF)—that total ~1,700 mL in a typical adult: 1,400 mL brain (~80%), 150 mL blood (~10%), and 150 mL CSF (~10%). According to the Monro–Kellie doctrine, total intracranial volume is effectively fixed. When one component expands, CSF and venous blood...
Cerebral Edema ll: Pathophysiology01:22

Cerebral 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...