Remote cerebellar hemorrhage after lumbar spinal surgery
Javier Fernandez-Jara1, Ana Jorge-Blanco, Ana Isabel Carro-Martinez
1Radiology department, Hospital Universitario Severo Ochoa, Madrid, Spain. javierfernandez_jara@hotmail.com
Emergency Radiology
|November 9, 2010
Summary
Remote cerebellar hemorrhage (RCH), a rare surgical complication, presents with headache and confusion. It is likely caused by cerebrospinal fluid loss and is often underdiagnosed, requiring specific imaging for diagnosis.
Area of Science:
- Neurology
- Neurosurgery
- Radiology
Background:
- Remote cerebellar hemorrhage (RCH) is an uncommon complication following supratentorial or spinal surgery.
- RCH is often underdiagnosed due to limited awareness and recognition.
Observation:
- Clinical presentation typically includes diminished consciousness and headache.
- Characteristic imaging findings on CT and MRI show linear bleeding within the cerebellar folia.
Findings:
- The exact pathophysiological mechanism remains debated, but venous bleeding secondary to significant cerebrospinal fluid (CSF) loss is the leading theory.
- While several risk factors exist, postsurgical negative pressure CSF drainage is the only clearly identified predisposing factor.
Implications:
- This case highlights the importance of considering RCH in patients with relevant surgical history and neurological symptoms.
- Accurate diagnosis through characteristic imaging patterns is crucial for appropriate management.
- Further research into the pathophysiology and risk factors may improve diagnostic rates and patient outcomes.
Related Concept Videos
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...
01:29Hemorrhagic 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...
01:29Herniated Intervertebral Disc l: Introduction
Intervertebral disc herniation refers to the displacement of the nucleus pulposus (the gel-like inner core of the disc) through a tear or weakened area in the annulus fibrosus (the outer fibrous ring). The displaced disc material extends beyond the normal boundaries of the disc space and may compress or irritate nearby spinal nerve roots or, less commonly, the spinal cord.Etiology and Risk FactorsHerniation commonly results from degeneration, in which aging reduces disc hydration and...