Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Disorders of the Autonomic Nervous System01:18

Disorders of the Autonomic Nervous System

1.9K
The autonomic nervous system (ANS) is an intricate network of nerves that controls functions such as the regulation of heart rate, digestion, and blood pressure regulation. When this system malfunctions, it can lead to various disorders that affect multiple bodily functions. One common feature of many autonomic disorders is the involvement of smooth blood vessels, which play a crucial role in regulating blood flow throughout the body.
Raynaud's disease, also known as Raynaud's...
1.9K
Cerebral Edema ll: Pathophysiology01:22

Cerebral Edema ll: Pathophysiology

19
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...
19
The Parasympathetic Nervous System01:14

The Parasympathetic Nervous System

99.0K
Overview
99.0K
Neural Regulation of Blood Pressure01:18

Neural Regulation of Blood Pressure

8.9K
The neural regulation of blood pressure involves intricate interactions between the autonomic nervous system (ANS) and cardiovascular system, ensuring adequate perfusion of tissues. This regulation primarily occurs through baroreceptor and chemoreceptor reflexes, involving both short-term and long-term mechanisms.
Baroreceptor Reflex
Baroreceptors, located in the carotid sinuses and aortic arch, detect changes in blood pressure. When blood pressure rises, these stretch-sensitive receptors...
8.9K
Cerebral Edema l: Introduction01:19

Cerebral Edema l: Introduction

30
Cerebral edema is a pathological increase in brain water content that disrupts intracranial pressure regulation and impairs neurological function. Because the cranial vault is rigid, even modest increases in tissue volume can compromise cerebral perfusion, distort neural structures, and initiate secondary injury. Cerebral edema develops through four principal mechanisms: vasogenic, cytotoxic, interstitial, and ionic.Vasogenic EdemaVasogenic edema arises from disruption of the blood–brain...
30
Autoregulation of Blood Flow01:17

Autoregulation of Blood Flow

10.0K
Autoregulation mechanisms are characterized by their inherent capacity for self-regulation without necessitating specific nervous stimulation or endocrine control. These mechanisms facilitate the adjustment of blood flow and, therefore, perfusion specific to each tissue region. This self-regulation encompasses chemical signals and myogenic controls.
Chemical Signaling in Autoregulation
Chemical signaling operates at the precapillary sphincter level, inciting either contraction or relaxation....
10.0K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Comparative risk of amyloid-related imaging abnormalities with anti-amyloid-β monoclonal antibodies: A systematic review and penalized likelihood network meta-analysis of randomized trials.

Journal of Alzheimer's disease : JAD·2026
Same author

Clinical Spectrum, neuroimaging, treatment, and outcomes of dengue-associated spinal cord involvement.

Infectious diseases now·2026
Same author

Movement Disorders and Cerebellar Syndromes Associated with Mycoplasma pneumoniae Infection: A Systematic Review.

Movement disorders clinical practice·2026
Same author

The neuroimaging spectrum of subacute sclerosing panencephalitis: a systematic review.

Neuroradiology·2026
Same author

Neurocysticercosis-Associated Meningitis: A Systematic Review.

Neurology India·2026
Same author

Challenges and advancements in the diagnosis of central nervous system tuberculosis.

The Indian journal of tuberculosis·2026

Related Experiment Video

Updated: May 5, 2026

Evaluation of Cerebral Blood Flow Autoregulation in the Rat Using Laser Doppler Flowmetry
07:12

Evaluation of Cerebral Blood Flow Autoregulation in the Rat Using Laser Doppler Flowmetry

Published on: January 19, 2020

8.9K

Cerebral-autoregulatory dysfunction syndrome.

Ravindra Kumar Garg1, Hardeep Singh Malhotra, Tushar B Patil

  • 1Department of Neurology, Chhatrapati Shahuji Maharaj Medical University, Lucknow, Uttar Pradesh, India.

BMJ Case Reports
|December 7, 2013
PubMed
Summary
This summary is machine-generated.

Reversible cerebral vasoconstriction syndrome and reversible posterior leukoencephalopathy syndrome, though distinct, share features. This case highlights an unusual overlap, suggesting a spectrum of cerebral-autoregulatory dysfunction.

More Related Videos

Assessing Cerebral Autoregulation via Oscillatory Lower Body Negative Pressure and Projection Pursuit Regression
11:26

Assessing Cerebral Autoregulation via Oscillatory Lower Body Negative Pressure and Projection Pursuit Regression

Published on: December 10, 2014

13.0K
Optimized System for Cerebral Perfusion Monitoring in the Rat Stroke Model of Intraluminal Middle Cerebral Artery Occlusion
12:15

Optimized System for Cerebral Perfusion Monitoring in the Rat Stroke Model of Intraluminal Middle Cerebral Artery Occlusion

Published on: February 17, 2013

24.2K

Related Experiment Videos

Last Updated: May 5, 2026

Evaluation of Cerebral Blood Flow Autoregulation in the Rat Using Laser Doppler Flowmetry
07:12

Evaluation of Cerebral Blood Flow Autoregulation in the Rat Using Laser Doppler Flowmetry

Published on: January 19, 2020

8.9K
Assessing Cerebral Autoregulation via Oscillatory Lower Body Negative Pressure and Projection Pursuit Regression
11:26

Assessing Cerebral Autoregulation via Oscillatory Lower Body Negative Pressure and Projection Pursuit Regression

Published on: December 10, 2014

13.0K
Optimized System for Cerebral Perfusion Monitoring in the Rat Stroke Model of Intraluminal Middle Cerebral Artery Occlusion
12:15

Optimized System for Cerebral Perfusion Monitoring in the Rat Stroke Model of Intraluminal Middle Cerebral Artery Occlusion

Published on: February 17, 2013

24.2K

Area of Science:

  • Neurology
  • Radiology
  • Obstetrics

Background:

  • Reversible cerebral vasoconstriction syndrome (RCVS) and reversible posterior leukoencephalopathy syndrome (RPLS) are distinct clinicoradiological conditions.
  • Both conditions share overlapping etiologies, pathogenesis, and symptomatology.

Observation:

  • A young primigravida with eclampsia presented postpartum with severe headache, vision loss, and hemiparesis.
  • Brain MRI revealed involvement of both anterior and posterior cerebral circulation.
  • Follow-up angiography demonstrated reversible widespread arterial constrictions.

Findings:

  • The patient exhibited symptoms overlapping RCVS and RPLS.
  • Despite documented resolution of vascular changes, persistent vision loss was noted.
  • This unusual presentation suggests a potential spectrum of cerebral-autoregulatory dysfunction.

Implications:

  • This case expands the understanding of the relationship between RCVS and RPLS.
  • It underscores the potential for significant neurological deficits despite radiological improvement.
  • Highlights the importance of considering cerebral-autoregulatory dysfunction in postpartum eclampsia complicated by neurological symptoms.