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Related Concept Videos

Transient Ischemic Attack l: Introduction01:26

Transient Ischemic Attack l: Introduction

A transient ischemic attack (TIA) is a brief episode of neurological dysfunction caused by a temporary, focal reduction in cerebral blood flow. Although symptoms resemble those of an ischemic stroke, the interruption in perfusion is short-lived and does not cause permanent infarction. TIAs are clinically important because they often serve as early warning events for future stroke.Mechanisms of Transient Cerebral IschemiaTransient cerebral ischemia may arise through several mechanisms. One...
Dissociative Amnesia01:21

Dissociative Amnesia

Dissociative amnesia is a complex psychological condition that manifests as an inability to recall personal information, often tied to traumatic or stressful events. Unlike general amnesia, individuals with this condition retain the ability to perform routine activities and procedural tasks, such as operating a phone or navigating public transportation, yet experience profound gaps in autobiographical memory. These lapses may encompass significant life events, such as suicide attempts or...
Amnesia01:13

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Amnesia is a condition marked by long-term memory loss, which impairs the ability to recall past events or create new memories.
The severity and duration of memory loss vary depending on the type and underlying cause. Amnesia is classified into two main types: retrograde and anterograde.
Retrograde amnesia is marked by the loss of memories formed before the onset of the condition. Patients may recall distant past events but often forget those occurring shortly before the incident.
Anterograde...
Aneurysm II: Clinical Manifestations and Diagnostic Studies01:21

Aneurysm II: Clinical Manifestations and Diagnostic Studies

Thoracic, aortic arch and abdominal aneurysms are significant vascular conditions that can present with various clinical manifestations and lead to serious complications. Understanding these manifestations and the appropriate diagnostic studies is essential for effective management and treatment.Thoracic Aortic AneurysmsThoracic aortic aneurysms often remain asymptomatic until they reach a size that impinges on adjacent structures. They typically cause deep, diffuse chest pain that radiates to...
Aneurysm I: Introduction01:30

Aneurysm I: Introduction

An aortic aneurysm is a localized outpouching or dilation at a weak point in the artery wall. It may involve different parts of the aorta, such as the abdominal aorta, aortic arch, or thoracic aorta.Etiological factorsSeveral disorders are associated with aortic aneurysms.Congenital causes, such as primary connective tissue disorders like Marfan syndrome, impact the integrity and strength of connective tissues, notably affecting the aorta. Marfan syndrome is a genetic disorder that specifically...
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Aneurysm management involves either conservative medical therapy or surgical intervention, depending on the size and symptoms of the aneurysm. Conservative management is generally reserved for smaller, asymptomatic aneurysms, while larger or symptomatic aneurysms often necessitate surgical repair.Conservative Medical TherapyFor small, asymptomatic aneurysms, particularly abdominal aortic aneurysms (AAA) less than 5.5 centimeters in diameter, conservative medical therapy is recommended. This...

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Novel and Innovative Hybrid Technique for Type A Aortic Dissection
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Transient global amnesia caused by painless aortic dissection.

K Mondon1, C Blechet, A Gochard

  • 1Department of Neurology, University Hospital, Tours, France. karl.mondon@med.univ-tours.fr

Emergency Medicine Journal : EMJ
|December 22, 2006
PubMed
Summary

Acute aortic dissection (AAD) rarely causes neurological issues, typically stroke-like symptoms. This case highlights AAD presenting unusually with temporary memory loss, a non-stroke neurological symptom.

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Area of Science:

  • Cardiology
  • Neurology
  • Vascular Surgery

Background:

  • Acute aortic dissection (AAD) is a life-threatening condition involving a tear in the aorta's inner layer.
  • Neurological complications from AAD are infrequent, often manifesting as focal deficits due to embolic cerebral infarction.
  • Standard presentations of neurological compromise in AAD typically involve stroke-like symptoms.

Observation:

  • This report details a patient presenting with acute aortic dissection (AAD).
  • The primary neurological complaint was transient acute memory impairment.
  • This symptom is atypical for neurological sequelae of AAD, differing from usual stroke-like presentations.

Findings:

  • The patient's acute memory impairment was the leading symptom of their acute aortic dissection.
  • This presentation challenges the conventional understanding of neurological manifestations in AAD.
  • The case underscores the diverse and sometimes subtle neurological signs associated with AAD.

Implications:

  • Recognizing non-stroke neurological symptoms like transient memory loss is crucial for diagnosing AAD.
  • This case broadens the spectrum of neurological presentations associated with acute aortic dissection.
  • Early and accurate diagnosis of AAD, regardless of neurological symptom type, is vital for timely intervention and improved patient outcomes.