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Related Concept Videos

Bacterial Meningitis I: Introduction01:22

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Bacterial meningitis is a severe, life-threatening inflammation of the meninges, particularly the pia mater and arachnoid mater, affecting the subarachnoid space, ventricles, and cerebrospinal fluid (CSF). If untreated, it can lead to significant neurological complications or death.Causative AgentsCommon pathogens vary with age and immune status. In adults, major organisms include Streptococcus pneumoniae, Neisseria meningitidis, and Haemophilus influenzae. Streptococcus agalactiae (group B...
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Viral meningitis is the most common form of meningitis and is often referred to as aseptic meningitis to indicate the absence of bacterial involvement. It is generally milder than bacterial meningitis, with symptoms including fever, headache, stiff neck, drowsiness, nausea, photophobia, and vomiting. Rarely, more severe manifestations or death may occur. Common causative agents include enteroviruses, particularly coxsackie A and B viruses and echoviruses, all members of the Enterovirus genus...
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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...
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Endocarditis can present various clinical features depending on the causative organism and the patient's underlying health conditions. Initially, the clinical features of infective endocarditis develop gradually, presenting with nonspecific symptoms that can be easily mistaken for other illnesses.General SymptomsEarly symptoms of infective endocarditis are fever, chills, weakness, malaise, fatigue, and weight loss. These symptoms reflect the systemic nature of the infection and the body's...
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Spinal anesthetics are given during lower abdomen and limb surgeries to block sensory and motor neurons. They are administered in the mid to low lumbar regions, primarily acting on the cauda equina's nerve roots. The blockade level depends on the local anesthetic (LA) concentration. Usually, low LA concentrations are sufficient to block sensory fibers, while only high LA concentrations block motor fibers. Other factors like injection volume and speed, the patient's posture, and the drug...
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Spinal nerves are pivotal conduits in the nervous system, bridging the central nervous system (CNS) with the peripheral nervous system (PNS). These nerves enable a complex communication network between the brain, spinal cord, and the rest of the body, facilitating sensory input, motor output, and autonomic functions.
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Spinal infections: clinical and imaging features.

Andres Arbelaez1, Feliza Restrepo, Mauricio Castillo

  • 1From the *Neuroradiology Section, Radiological Department, Hospital Pablo Tobon Uribe, Medellin, Colombia; †Neuroradiology Unit, Link, Diagnostico Digital, Medellín, Colombia; and ‡Neuroradiology Division, Department of Radiology, University of North Carolina at Chapel Hill, Chapel Hill, NC.

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Summary

Spinal infections are rare but serious conditions affecting the spine. Early recognition of spinal infection symptoms and imaging is crucial to prevent devastating consequences, especially in children and the elderly.

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Area of Science:

  • Spinal infections
  • Infectious diseases
  • Radiology

Background:

  • Spinal infections are uncommon but severe conditions impacting vertebral bodies, discs, and surrounding tissues.
  • Differentiating spinal infections from degenerative, inflammatory, or neoplastic disorders poses diagnostic challenges.
  • Delayed diagnosis and intervention can lead to severe outcomes, particularly in pediatric and geriatric populations.

Purpose of the Study:

  • To review common spinal infections.
  • To discuss their pathophysiology, clinical presentations, and imaging findings.
  • To emphasize the importance of early recognition and diagnosis.

Main Methods:

  • Literature review of common spinal infections.
  • Analysis of pathophysiologic mechanisms.
  • Summary of clinical manifestations.
  • Compilation of characteristic imaging findings.

Main Results:

  • Spinal infections encompass a range of conditions affecting various spinal structures.
  • Clinical presentation and imaging can be ambiguous, mimicking other spinal pathologies.
  • Timely diagnosis and treatment are critical for favorable outcomes.

Conclusions:

  • This review highlights the diverse nature of spinal infections.
  • Understanding their unique features is essential for accurate diagnosis.
  • Prompt medical and imaging evaluation is paramount for effective management and prevention of complications.