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Related Concept Videos

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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Pulmonary Embolism I: Introduction01:29

Pulmonary Embolism I: Introduction

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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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Pulmonary Embolism I: Introduction01:19

Pulmonary Embolism I: Introduction

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A blood clot, or thrombus, is a semi-solid mass composed of fibrin, platelets, and red blood cells. When it forms within a vessel, it can obstruct blood flow, known as thrombosis. If part of the clot detaches, it becomes an embolus that can travel and block distant vessels. When this occurs in the pulmonary arteries, it causes a condition known as pulmonary embolism (PE).Origin and ImpactMost often, the embolus originates from a thrombus in the deep veins of the lower limbs, a condition called...
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Pulmonary Embolism III: Nursing Management01:27

Pulmonary Embolism III: Nursing Management

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A pulmonary embolism occurs when a thrombus, amniotic fluid, tumor tissue, fat, or air embolus blocks one or more pulmonary arteries. Effective nursing management and patient education are crucial for improving outcomes and preventing recurrence.Nursing management starts with obtaining a comprehensive patient history, particularly noting any history of deep vein thrombosis (DVT). Assess for clinical manifestations, including dyspnea, chest pain, crackles, heart murmurs, and signs of right-sided...
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Pulmonary Edema II: Pathophysiology01:18

Pulmonary Edema II: Pathophysiology

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Pulmonary edema is the accumulation of fluid in the interstitial and alveolar spaces of the lungs, impairing gas exchange and oxygen delivery. It may be cardiogenic or noncardiogenic, but both reduce oxygenation and lung compliance.Cardiogenic Pulmonary EdemaCardiogenic edema results from increased hydrostatic pressure in pulmonary capillaries, usually due to left ventricular dysfunction from myocardial infarction, heart failure, or valvular disease. Ineffective cardiac pumping causes blood to...
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Mitral Valve Prolapse III: Nursing Management01:19

Mitral Valve Prolapse III: Nursing Management

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The nursing management of Mitral Valve Prolapse, or MVP, centers around patient education, symptom monitoring, and lifestyle modifications.Patient Education on MVP Diagnosis and Heredity: Nurses should provide comprehensive education about MVP, a condition where the mitral valve does not close appropriately during heartbeats. This education often includes the condition's pathophysiology, symptoms, and potential complications, like arrhythmias or mitral regurgitation. Though not fully...
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Related Experiment Video

Updated: Apr 18, 2026

Increasing Pulmonary Artery Pulsatile Flow Improves Hypoxic Pulmonary Hypertension in Piglets
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[Postpartum pulmonary hypertension].

Juan Pablo Escalante1, Ana Diez, Marcelo Figueroa Casas

  • 1Instituto Cardiovascular de Rosario, Rosario, Santa Fe, Argentina.

Medicina
|February 1, 2015
PubMed
Summary
This summary is machine-generated.

Pulmonary hypertension (PH) is a serious pregnancy complication. This study reports three cases of PH diagnosed postpartum, suggesting it may arise after delivery, even in previously healthy pregnancies.

Keywords:
postpartumpregnancypulmonary hypertensionsildenafil

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Area of Science:

  • Cardiology
  • Obstetrics
  • Pulmonology

Background:

  • Pulmonary hypertension (PH) during pregnancy poses significant maternal and fetal risks, typically contraindicating pregnancy.
  • Limited data exists on diagnosing PH postpartum, after previously normal pregnancies and deliveries.

Observation:

  • This report details three cases of women diagnosed with PH after uncomplicated pregnancies and births.
  • The exact cause of postpartum PH remains unclear, with potential contributing factors including hypercoagulation, placental hypoxia, or amniotic fluid embolism.

Findings:

  • The study suggests that PH may manifest postpartum, potentially triggered by the physiological stress of labor in individuals with underlying, previously asymptomatic conditions.
  • Alternatively, the condition might be newly acquired during or after pregnancy.

Implications:

  • These cases highlight the possibility of postpartum PH development, challenging the assumption that PH diagnosed after delivery must have predated pregnancy.
  • Further research is needed to elucidate the pathophysiology and timing of PH onset in relation to pregnancy and delivery.