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

Cirrhosis I: Introduction01:23

Cirrhosis I: Introduction

Cirrhosis is a chronic, irreversible liver disease characterized by the widespread replacement of healthy liver tissue with fibrotic scar tissue and the formation of regenerative nodules.Etiology of cirrhosisCirrhosis results from sustained liver injury that triggers progressive fibrosis and structural remodeling. The underlying causes are diverse, encompassing common and less frequent clinical conditions. Regardless of the origin, all causes lead to chronic inflammation, hepatocyte loss, and...
Personality Disorders: Schizotypal and Histrionic01:20

Personality Disorders: Schizotypal and Histrionic

Schizotypal personality disorder and histrionic personality disorder are two distinct psychological conditions classified under personality disorders, each characterized by unique behavioral patterns and social difficulties. Both disorders significantly affect interpersonal relationships and emotional well-being, leading to social isolation and frustration.
Schizotypal Personality Disorder: Eccentric Behavior and Social Withdrawal
Schizotypal personality disorder is marked by odd or eccentric...
Cushing Syndrome I: Introduction01:26

Cushing Syndrome I: Introduction

Cushing syndrome refers to the collection of clinical manifestations that arise when tissues are exposed to excessive amounts of cortisol or cortisol-like medications over an extended period. Cortisol, a glucocorticoid produced by the adrenal cortex, regulates metabolism, immune responses, and the body’s adaptation to stress. When its concentration remains chronically elevated, these physiological pathways become dysregulated, resulting in the characteristic features of the syndrome.Exogenous...
Flail Chest-I01:24

Flail Chest-I

Overview of Flail Chest
Flail chest is a severe and potentially life-threatening condition characterized by the fracture of three or more adjacent ribs in multiple places. It is most commonly caused by direct impacts and trauma, such as motor vehicle accidents or injuries from a steering wheel impact. It can also occur due to falls in elderly individuals with osteoporosis, or assaults involving sharp objects.
Pathophysiology
The pathophysiology of flail chest is complex, involving fractures of...
Cushing Syndrome II: Pathophysiology01:19

Cushing Syndrome II: Pathophysiology

Cortisol production is normally governed by the hypothalamic–pituitary–adrenal (HPA) axis, which maintains hormonal balance through tightly regulated feedback mechanisms. Disruption of this regulatory system is central to the development of Cushing syndrome, whether the excess cortisol originates from external medications or internal pathology. Persistent cortisol elevation alters metabolism, immune function, and endocrine signaling, producing the characteristic clinical features of the...

You might also read

Related Articles

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

Sort by
Same author

Real-World Experience With a Novel Intravascular Hertz Contact Lithotripsy Balloon in Severely Calcified Coronary Lesions.

JACC. Advances·2026
Same author

Early outcomes of redo-TAVI with the SAPIEN 3 platform: the prospective, multicentre ReTAVI registry.

EuroIntervention : journal of EuroPCR in collaboration with the Working Group on Interventional Cardiology of the European Society of Cardiology·2026
Same author

Balloon-Expandable Versus Self-Expanding Prostheses for Transcatheter Treatment of Patients With Low-Flow, Low-Gradient Aortic Stenosis.

Journal of the American Heart Association·2026
Same author

Measured Versus Predicted Prosthesis-Patient Mismatch after TAVR in Sievers Type 1 BAV: Incidence, Determinants, and Outcomes From the AD-HOC Registry.

Circulation. Cardiovascular interventions·2026
Same author

Global variability in bicuspid aortic valve morphology and aortopathy among patients with severe aortic stenosis referred for transcatheter valve implantation.

Heart (British Cardiac Society)·2026
Same author

Clinical Outcomes of Bail-Out Stenting After Drug-Coated Balloon Angioplasty: The International Multicenter BAILOUT Registry.

Circulation. Cardiovascular interventions·2026

Related Experiment Video

Updated: Jun 16, 2026

A Novel Capsulorhexis Technique Using Shearing Forces with Cystotome
04:53

A Novel Capsulorhexis Technique Using Shearing Forces with Cystotome

Published on: May 15, 2010

Scimitar syndrome.

Alfonso Ielasi1, Azeem Latib, Eustachio Agricola

  • 1Interventional Cardiology Unit, San Raffaele Scientific Institute, Milan, Italy.

Journal of Cardiovascular Medicine (Hagerstown, Md.)
|January 23, 2010
PubMed
Summary
This summary is machine-generated.

Scimitar syndrome, a rare vascular anomaly, was incidentally discovered in an adult via echocardiography showing anomalous venous drainage. Diagnosis was confirmed by imaging and catheterization, revealing a significant left-to-right shunt.

More Related Videos

Iris Fixation via External Pentagram Suturing
05:22

Iris Fixation via External Pentagram Suturing

Published on: May 5, 2022

Related Experiment Videos

Last Updated: Jun 16, 2026

A Novel Capsulorhexis Technique Using Shearing Forces with Cystotome
04:53

A Novel Capsulorhexis Technique Using Shearing Forces with Cystotome

Published on: May 15, 2010

Iris Fixation via External Pentagram Suturing
05:22

Iris Fixation via External Pentagram Suturing

Published on: May 5, 2022

Area of Science:

  • Cardiology
  • Radiology
  • Vascular Surgery

Background:

  • Partial anomalous pulmonary venous drainage (PAPVD) is a rare congenital vascular anomaly.
  • Scimitar syndrome is a specific type of PAPVD characterized by anomalous drainage of the right pulmonary veins into the inferior vena cava (IVC).
  • While often symptomatic in childhood, it can be incidentally diagnosed in adulthood.

Observation:

  • A 38-year-old female presented with incidental finding of right ventricular dilatation.
  • Transthoracic echocardiography revealed anomalous flow into the IVC.
  • Chest X-ray showed a characteristic "scimitar sign".

Findings:

  • Left and right heart catheterization confirmed a significant left-to-right shunt (Qp/Qs = 2.22).
  • A step-up in oxygen saturation was noted from the IVC to the right atrium.
  • Selective angiography identified anomalous pulmonary venous drainage into the IVC-atrial junction.

Implications:

  • This case highlights the importance of suspecting scimitar syndrome in adults with unexplained left-to-right shunts.
  • Early diagnosis and management are crucial to prevent potential complications like right heart failure.
  • Advanced imaging and hemodynamic assessment are key in diagnosing such rare vascular anomalies.