Hypoxemia in Acute Pulmonary Embolism

Hypoxemia in acute pulmonary embolism - PubMed

Most patients with severe, acute pulmonary embolism (PE) have arterial hypoxemia. To further define the respective roles of ventilation to perfusion (VA/Q) ...

Acute Pulmonary Embolism: Part I | Circulation - AHA Journals

A low pressure of oxygen in venous blood also may contribute to arterial hypoxemia when PE causes right ventricular failure. Low cardiac output ...

Saddle Pulmonary Embolism Complicated by Severe Hypoxemia ...

Computed tomography angiography of the chest revealed a large saddle pulmonary embolus (PE) extending to the segmental arteries of all lobes.

Hypoxemia in Acute Pulmonary Embolism - ScienceDirect.com

Our findings suggest that the initial hypoxemia of acute PE is caused by an altered distribution of ventilation to perfusion. Intrapulmonary shunting ...

Hypoxemia in pulmonary embolism, a clinical study - PubMed

The cause of hypoxemia was studied in 21 patients with no previous heart or lung disease shortly after an episode of acute pulmonary embolism.

Pulmonary embolization causes hypoxemia by redistributing ...

Hypoxemia from pulmonary embolization must be due toV˙a/Q˙heterogeneity, shunt, or diffusion limitation. Decreased mixed venous O2 content due to reduced ...

Hypoxemia in Acute Pulmonary Embolism - ScienceDirect.com

Hypoxemia has been consistently demonstrated in acute PE,3,4,5,10 but its etiology remains unclear. We believed that part of the difficulty in discovering its ...

Pathogenesis of Arterial Hypoxemia in Pulmonary Embolism

PERIPHERAL cyanosis is a well known clinical sign in severe pulmonary embolism. The development of arterial hypoxia, however, has been described only recently.

Hypoxemia in Acute Pulmonary Embolism - CHEST Journal

Our findings suggest that the initial hypoxemia of acute PE is caused by an altered distribution of ventilation to perfusion. Intrapulmonary shunting ...

Thrombolytics in Acute Pulmonary Embolism Complicated by ...

The presence of refractory hypoxemia in normotensive patients with acute pulmonary embolism may be yet another indication for thrombolytic therapy. The ...

Hypoxia in Pulmonary Embolus - Emergency Medicine Ireland

Both shunt (perfusing a totally unventialted lung segment) and V/Q mismatch (poor matching of ventilation to perfusion) are important causes of hypoxia in PE.

Determinants of Hypoxemia during the Acute Phase of Pulmonary ...

The determinants of hypoxemia were studied in 10 patients with acute pulmonary embolism demonstrated by pulmonary angiography. Two patients ...

Hemodynamic factors influencing arterial hypoxemia in massive ...

Arterial hypoxemia is a common finding in acute pulmonary embolism, and its severity is generally assumed to be proportional to the extent ...

CT imaging determinants of persistent hypoxemia in acute ...

The factors associated with persistent hypoxemia after pulmonary embolus (PE) are not well understood. Predicting the need for oxygen post ...

Pulmonary Embolism (PE): Practice Essentials, Background, Anatomy

Arterial hypoxemia is a frequent, but not universal, finding in patients with acute embolism. The mechanisms of hypoxemia include ventilation- ...

Mechanisms underlying gas exchange alterations in an ... - SciELO

Hypoxemia in acute pulmonary embolism. Chest 1985; 88: 829-836. 6. Manier G, Castaing Y, Guenard H. Determinants of hypoxemia during the acute phase of ...

Citations to Hypoxemia in pulmonary embolism, a clinical study - JCI

Pulmonary infarction in acute pulmonary embolism. FH Kaptein, LJ Kroft, G Hammerschlag, MK Ninaber, MP Bauer, MV Huisman, FA Klok, Thrombosis Research, 2021.

(PDF) Hypoxemia in Acute Pulmonary Embolism - ResearchGate

Hypoxemia usually accompanies acute pulmonary embolism in humans, but its mechanism remains poorly understood. We studied 2 patients with acute, massive ...

Refractory Hypoxemia in a Patient with Submassive Pulmonary ...

In a case of acute pulmonary embolism complicated by refractory hypoxemia from an intracardiac shunt, adjunctive therapies in addition to ...

Hypoxia and pulmonary embolism (PE): Mechanism

The clot CAUSES Dead space; which does not cause hypoxia/hypoxemia on its own. ALWAYS ASK ABOUT: Resp Rate (PE creates dead space, reduced alveolar ventilation, ...