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Related Concept Videos

Mitral Stenosis I: Introduction01:22

Mitral Stenosis I: Introduction

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Mitral Valve Stenosis (MVS) is a heart condition where the mitral valve narrows, impeding blood circulation from the left atrium to the left ventricle. The etiology and pathophysiology of this condition are multifaceted, leading to a cascade of cardiovascular complications.Causes of Mitral Valve StenosisRheumatic Heart Disease: It is the main cause of mitral valve stenosis, particularly in developing nations. This condition arises from rheumatic fever, an inflammatory illness resulting from...
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Mitral Stenosis II: Clinical features and Diagnostic Tests01:23

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Mitral stenosis is a heart condition in which the mitral valve, which allows blood to flow from the left atrium to the left ventricle, becomes narrowed or stenotic. This narrowing hinders blood flow and leads to clinical symptoms requiring specific medical evaluations and management strategies. The following overview outlines the clinical symptoms, assessments, diagnostic findings, prevention methods, and treatments for mitral stenosis.Clinical ManifestationsDyspnea (shortness of breath): This...
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Pulmonary Embolism I: Introduction01:29

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Pulmonary embolism (PE) occurs when a thrombus, fat or air embolus, amniotic fluid, or tumor tissue blocks one or more pulmonary arteries. These blockages originate in the venous system or the right side of the heart.EtiologyPE primarily arises from deep vein thrombosis (DVT) and other hypercoagulable states, such as inherited thrombophilias. Additional etiological factors include venous stasis, commonly seen in obesity, and endothelial injury from surgery and trauma. Less common causes include...
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Mitral Stenosis IV: Nursing Management01:27

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A comprehensive nursing assessment is essential for patients with valvular heart disease, which involves any dysfunction of the heart valves that could impact blood flow and overall heart function.Subjective Data Collection:Chief Complaint and Present Illness: Start with the patient's primary concerns, focusing on the onset, duration, and progression of cardiac symptoms such as dyspnea, fatigue, chest pain, and palpitations.Past Medical History: Collect detailed information on any previous...
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Pulmonary Hypertension: Classification and Pathogenesis01:30

Pulmonary Hypertension: Classification and Pathogenesis

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Pulmonary hypertension (PH) is a severe health condition in which the mean pulmonary arterial pressure increases to 25 mmHg or more, even when the body is at rest. This high pressure in the blood vessels that transport blood from the heart to the lungs can cause various symptoms, including shortness of breath, can lead to right heart failure, and significantly affect the overall quality of life.
There are various classifications for PH, each relating to different underlying causes and also...
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Heart Failure III: Clinical Manifestations01:26

Heart Failure III: Clinical Manifestations

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Heart failure (HF) manifests primarily as dyspnea, fatigue, and fluid retention, resulting in peripheral and pulmonary edema. Symptoms may vary depending on which ventricle is more affected, left or right.Left-Sided Heart FailureAlso known as left ventricular failure, this condition results from the left ventricle's inability to fill or eject sufficient blood into the systemic circulation. It leads to pulmonary congestion, which occurs when the left ventricle fails to eject blood effectively...
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Related Experiment Video

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Catheter-based Endovascular Angioplasty for Fibrosing Mediastinitis-associated Pulmonary Vein Stenosis
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Superior vena cava stenosis presenting with bendopnea.

Mozhu Li1, Seth Toomay2, Mark H Drazner3

  • 1Department of Internal Medicine, The University of Texas Southwestern Medical Center, Dallas, Texas, USA.

BMJ Case Reports
|April 22, 2021
PubMed
Summary

Bendopnea, a symptom of heart failure, can be caused by superior vena cava (SVC) stenosis. Treating SVC stenosis resolved bendopnea in a patient, suggesting it as a potential diagnosis.

Keywords:
clinical diagnostic testsheart failure

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Area of Science:

  • Cardiology
  • Pulmonary Medicine
  • Vascular Surgery

Background:

  • Bendopnea is a recently identified symptom in heart failure patients.
  • It is characterized by shortness of breath when bending forward.
  • Bendopnea correlates with increased ventricular filling pressures.

Observation:

  • A case study involving a patient presenting with bendopnea is described.
  • The patient was diagnosed with superior vena cava (SVC) stenosis.
  • Bendopnea symptoms were alleviated after successful SVC recanalization.

Findings:

  • Superior vena cava (SVC) stenosis can manifest as bendopnea.
  • Successful recanalization of the SVC led to the resolution of bendopnea.
  • This indicates a direct link between SVC obstruction and the development of bendopnea.

Implications:

  • Superior vena cava (SVC) stenosis should be considered in the differential diagnosis for patients presenting with bendopnea.
  • This finding may lead to new diagnostic approaches for heart failure symptoms.
  • Further research is warranted to explore the prevalence and mechanisms of SVC stenosis-induced bendopnea.