2,333 results found
Article

Ventricular fibrillation

The diagnosis of ventricular fibrillation (VF) refers to a cardiac arrhythmia in which disorganized electrical activity within the heart causes uncoordinated contraction of the ventricular myocardium. The heart is subsequently unable to pump blood normally to the body, leading to cardiac arrest....
Case

Situs inversus

  Diagnosis certain
Frank Gaillard
Published 06 May 2015
63% complete
X-ray
Article

MitraClip device

A MitraClip is a device for percutaneous mitral valve repair. It is a percutaneous edge-to-edge attachment system that mimics the surgical procedure. This technique creates a tissue bridge between the anterior and posterior leaflets, employing one clip deployed through transseptal catheterizatio...
Article

Accessory left atrial appendage

An accessory left atrial appendage is a frequent fortuitous finding in cardiac imaging, encountered in ~10% of patients. They are more often seen as a small diverticular structure projecting from the right upper side of the left atrial wall. Differential diagnosis it must not be confused with ...
Case

Transthyretin cardiac amyloidosis (ATTR) cardiac amyloidosis

  Diagnosis probable
Christopher Chen
Published 04 Aug 2022
72% complete
Nuclear medicine
Article

Stanford classification of aortic dissection

The Stanford classification, along with the DeBakey classification, is used to separate aortic dissections into those that need surgical repair, and those that usually require only medical management 7. Both the Stanford and DeBakey systems can be used to describe all forms of an acute aortic s...
Article

Fetal atrioventricular block

Fetal atrioventricular block is a form a fetal bradyarrhythmia often classified into fetal partial atrioventricular block (PAVB) fetal complete atrioventricular block (CAVB) Epidemiology Fetal atrioventricular block is considered rare finding with reported occurrences of around 1:11,000-20,0...
Case

Left atrial thrombus

  Diagnosis almost certain
Jeremy Jones
Published 18 Apr 2011
80% complete
CT
Case

Dextrocardia (situs inversus)

  Diagnosis certain
Andrew Ho
Published 06 May 2013
72% complete
Annotated image
Article

Myocardium

The myocardium defines the middle layer of the cardiac wall between the endocardium and the pericardium and forms the muscular part of the heart. Gross anatomy The myocardium represents the middle layer of the cardiac wall. It is located between the endocardium and the epicardial layer of the ...
Article

Epipericardial fat necrosis

Epipericardial fat necrosis (also sometimes purely categorized as pericardial fat necrosis or epicardial fat necrosis) is a rare self-limiting cause of acute pleuritic pain in an otherwise healthy individual, without fever or cough. It occurs external to the pericardium. Clinical presentation ...
Article

Peripartum/postpartum cardiomyopathy

Peripartum/postpartum cardiomyopathy is a dilated cardiomyopathy that may occur in the last trimester of pregnancy through the first several months postpartum. Epidemiology The estimated incidence in the United States ranges from one in 900 to one in 4000 live births, with an increased inciden...
Article

Unroofed coronary sinus

An unroofed coronary sinus, a.k.a. coronary sinus type ASD, is a rare variant of atrial septal defect (ASD). The atrial wall between the coronary sinus and left atrium is either partially or completely absent, resulting in a right-to-left shunt. It is associated with persistent left-sided super...
Case

Mitral annular calcification

  Diagnosis certain
Sajoscha A. Sorrentino
Published 20 Jan 2012
97% complete
Annotated image X-ray
Case

Rastelli procedure

  Diagnosis certain
Vincent Tatco
Published 16 Jan 2016
95% complete
CT
Case

Cardiogenic pulmonary edema - unilateral

  Diagnosis almost certain
Mohamed Mahmoud Elthokapy
Published 13 Dec 2021
80% complete
X-ray CT
Article

Isthmus (disambiguation)

Isthmus (plural: isthmi) is an anatomical term and refers to a slender structure joining two larger components. Some of these uses of the word isthmus are now rarely used or only seen in older texts and articles: isthmus (aorta) isthmus (auditory tube) isthmus (auricle of the ear) isthmus (c...
Article

Coronary arterial dominance

Coronary arterial dominance is defined by the vessel which gives rise to the posterior descending artery (PDA), which supplies the myocardium of the inferior third of the interventricular septum. Most hearts (80-85%) are right dominant where the PDA is supplied by the right coronary artery (RCA...
Article

Retroaortic anomalous coronary sign (echocardiography)

The retroaortic anomalous coronary (RAC) sign describes the sonographic appearance of an anomalous left coronary artery traveling posteriorly to the aortic root. It is most commonly observed with anomalous origin of the left circumflex artery from the right sinus of Valsalva, but is also describ...
Article

Retroaortic coronary course

A retroaortic course refers to a coronary artery taking its route posteriorly between the non-coronary sinus and the interatrial septum and is considered a ‘benign anomalous course’. Epidemiology Associations Clinical conditions associated with a retroaortic course of a coronary artery includ...

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