Leave a comment

En la clasificación de Dubost, la disección abdominal representa del 1 al 2% de todas las disecciones aórticas, cuadro clínico aún más infrecuente si excluimos. El presente documento pretende ser una guía para la orientación diagnóstica y el tratamiento médico inicial de la disección aórtica aguda, proximal o distal. RESUMEN. Introducción: La disección aórtica es una enfermedad de pronóstico muy reservado, con una elevada mortalidad, aun cuando se diagnostique.

Author: Faeramar Bramuro
Country: Guinea
Language: English (Spanish)
Genre: Politics
Published (Last): 10 March 2007
Pages: 467
PDF File Size: 12.79 Mb
ePub File Size: 2.12 Mb
ISBN: 838-2-56701-199-4
Downloads: 47530
Price: Free* [*Free Regsitration Required]
Uploader: Ketaxe

Wikimedia Commons has media related to Aortic dissection. Arteritis Aortitis Buerger’s disease. A TEE may be technically difficult to perform in individuals with esophageal strictures or varices. The objective in the surgical management of aortic dissection is diseccioon resect remove the most severely damaged segments of the aorta and to obliterate the entry of blood into the false lumen both at the initial intimal tear xiseccion any secondary tears along the vessel.

Syphilis only potentially causes aortic dissection in its tertiary stage.

People with an aortic dissection aorticz have a history of high blood pressure ; the blood pressure is quite variable at presentation with acute aortic dissection, and tends to be higher disseccion individuals with a distal dissection.

Retrieved from ” https: If the individual has managed to survive this window period, his prognosis is improved. An aortic dissection secondary to an intramural hematoma should be treated the same as one caused by an intimal tear. Often, the diagnosis is made by visualization of the intimal flap on a diagnostic imaging test.

If the individual has refractory hypertension persistent hypertension on the maximum doses of three different classes of antihypertensive agentsan involvement of the renal arteries in the aortic dissection plane should be considered. Due to the high-intensity magnetic fields used during MRI, it is contraindicated in individuals with metallic implants. Contrast is injected and the scan performed using a bolus tracking method.


Aortic dissection – Wikipedia

For Stanford type A ascending aortic dissection, surgical management is superior to medical management. Several different classification systems have been used to describe aortic dissections.

These conditions include the following:. In this subset, the incidence in young individuals is increased. While it is not always clear why an intimal tear may occur, quite often it involves degeneration of the collagen and elastin that make up the media.

Anterograde dissections may propagate all the way to the iliac bifurcation of the aorta, rupture the aortic wall, or recanalize into the intravascular lumen leading to a double-barrel aorta.

Surgery for aortic dissection was first introduced and developed by Michael E.

Aortic dissection

Beta blockers are the first-line treatment for patients with acute and chronic aortic dissection. Cherry hemangioma Halo nevus Spider angioma. Retrieved 6 January As dsieccion flows down the false lumen, it may cause secondary tears in the intima. Aortic dissection affects an estimated 2. Emergency Medicine Clinics of North America.

Complicated Stanford type B aortic dissections require surgical intervention after medical therapy is initiated. Pseudohypotension falsely low blood-pressure measurement may occur due to involvement of the brachiocephalic artery supplying the eiseccion arm or the left subclavian artery aorticq the left arm. However, type B dissections are not improved, from a mortality point of view, by the operation, unless leaking, rupture, or compromise to other organs, e. Ritter was initially misdiagnosed and subsequently treated for a heart attack.


By using this site, you agree to the Terms of Use and Privacy Policy. Thoracic Aortic Aneurysms and Aortic Dissections. The intima is in direct contact with the blood inside the vessel, and mainly consists of a layer of endothelial cells on a basement membrane ; the media contains connective and muscle tissue, and the vessel is protected on the outside by the adventitia, comprising connective tissue.

Annals of Emergency Medicine. If the pain is pleuritic in nature, it may suggest acute pericarditis caused by bleeding into the pericardial sac. July – August Pages The DeBakey system, named after cardiothoracic surgeon Michael E. Ultrasound of the Week. Turner syndrome also increases the risk of aortic dissection, by aortic root dilatation. Individuals with Marfan syndrome tend to have aneurysms of the aorta and are more prone to proximal dissections diseccoin the aorta.

Blood pressure control, not smoking [1]. Pericardial tamponade is the most common cause of death from aortic dissection. Because of this, the therapeutic diesccion differ for the treatment of an acute dissection compared to a chronic dissection.

Disección aórtica aguda abdominal infrarrenal | Angiología

Anterior chest pain is associated with dissections involving the ascending aorta, while interscapular back pain is associated with descending aortic dissections. Hypertension Hypertensive heart disease Hypertensive emergency Hypertensive nephropathy Essential hypertension Secondary hypertension Renovascular hypertension Benign hypertension Pulmonary hypertension Systolic hypertension White coat hypertension.

From Monday to Aortiica from 9 a.