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Articles

Articles are a collaborative effort to provide a single canonical page on all topics relevant to the practice of radiology. As such, articles are written and continuously improved upon by countless contributing members. Our dedicated editors oversee each edit for accuracy and style. Find out more about articles.

34 results found
Article

Eosinophilic endocarditis

Eosinophilic endocarditis, also known as Löffler (Loeffler) endocarditis, is one of the cardiac manifestations of idiopathic hypereosinophilic syndrome. It is also considered a form of cardiomyopathy. Epidemiology There is limited information on the incidence of eosinophilic endocarditis. The ...
Article

Acute coronary syndrome

Acute coronary syndrome (ACS) is a group of cardiac diagnoses along a spectrum of severity due to the interruption of coronary blood flow to the myocardium, which in decreasing severity are: ST elevation myocardial infarction (STEMI) non-ST elevation myocardial infarction (NSTEMI) unstable an...
Article

Hunter syndrome

Hunter syndrome, also known as mucopolysaccharidosis type II (MPS II) is a rare genetic mucopolysaccharidosis disorder characterized by specific clinical features 1. Epidemiology Hunter syndrome is an X-linked recessive disease and therefore much more common in males. It is a rare disorder wit...
Article

Williams syndrome

Williams syndrome (WS), sometimes called Williams-Beuren syndrome, is characterized by some or all of the following features: craniofacial dysmorphism (e.g. elfin facies) oral abnormalities short stature (50% of cases) mild to moderate intellectual disability  supravalvular aortic stenosis ...
Article

Platypnoea-orthodeoxia syndrome

Platypnoea-orthodeoxia syndrome refers to the concomitant occurrence of dyspnea and hypoxemia, respectively, which are precipitated by assuming an upright position and alleviated by assuming a recumbent position 4. Clinical presentation As the name of the syndrome suggests, the hallmark clinic...
Article

Wolff-Parkinson-White syndrome

The Wolff-Parkinson-White syndrome describes paroxysmal tachydysrhythmias in the presence of a specific accessory pathway which allows direct electrical connection between the atria and ventricles, which usually exclusively occurs via the atrioventricular (AV) node. The accessory pathway is usua...
Article

Marfan syndrome

Marfan syndrome is a multisystem connective tissue disease caused by a defect in the protein fibrillin 1, encoded by the FBN1 gene. Cardiovascular involvement with aortic root dilatation and dissection is the most feared complication of the disease. Epidemiology The estimated prevalence is aro...
Article

Lutembacher syndrome

Lutembacher syndrome refers to the rare combination of congenital atrial septal defect with acquired mitral stenosis. History and etymology It is named after Rene Lutembacher 4.
Article

Eosinophilic granulomatosis with polyangiitis

Eosinophilic granulomatosis with polyangiitis (EGPA), previously known as Churg-Strauss syndrome is characterized by asthma, eosinophilia and small vessel necrotizing vasculitis and involves the lungs and other organs. Epidemiology The incidence typically peaks in middle age, 30-50 years of ag...
Article

Down syndrome

Down syndrome (or trisomy 21) is the most common trisomy and also the commonest chromosomal disorder. It is a major cause of intellectual disability and has numerous additional multisystem manifestations. Epidemiology The approximate worldwide incidence is approximately 1 in 800 live births 15...
Article

Jaffe-Campanacci syndrome

Jaffe-Campanacci syndrome is characterized by: multiple non-ossifying fibromas of the long bones and jaw café au lait spots intellectual disability kyphoscoliosis hypogonadism or cryptorchidism ocular malformations cardiovascular malformations giant cell granuloma of the jaw axillary an...
Article

Post cardiac arrest syndrome

The post cardiac arrest syndrome (PCAS) describes the clinicopathological state that manifests following most cardiac arrests. Clinically, it is manifested by a combination of neurological disturbance, multiorgan dysfunction and a systemic inflammatory response syndrome-like state. Pathology T...
Article

Polysplenia syndrome

Polysplenia syndrome, also known as left isomerism, is a type of heterotaxy syndrome where there are multiple spleens congenitally as part of left-sided isomerism. Epidemiology Polysplenia is seen predominantly in female patients. It is usually diagnosed in childhood or adulthood, later than a...
Article

Ritscher-Schinzel syndrome

Ritscher-Schinzel syndrome (RTSC), also known as 3C (cranio-cerebello-cardiac) syndrome, is a rare entity with a variable spectrum of CNS (primarily cerebellar), craniofacial, and congenital heart defects. Clinical presentation craniofacial cleft palate ocular coloboma prominent occiput lo...
Article

Eisenmenger syndrome

The Eisenmenger syndrome is a complication of an uncorrected high-flow, high-pressure congenital heart anomaly leading to chronic pulmonary arterial hypertension and shunt reversal. Epidemiology In general, the shunts that lead to Eisenmenger syndrome share high pressure and high flow 3. As su...
Article

Brugada syndrome

A cardiac "channelopathy" resulting from mutations in genes coding for cardiac sodium (Na+) channels, the Brugada syndrome is a common cardiac cause of sudden death in patients with structurally normal hearts. Epidemiology Age of diagnosis ranges from 2 days to 84 years old. It is estimated to...
Article

Raghib syndrome

Raghib syndrome is a rare developmental complex. It consists of: persistence of the left superior vena cava coronary sinus ostial atresia atrial septal defect It has also been associated with other congenital malformations including ventricular septal defects, enlargement of the tricuspid an...
Article

Congenital pulmonary venolobar syndrome

Congenital pulmonary venolobar syndrome is a condition comprising a rare group of cardiac and pulmonary congenital abnormalities occurring variably in combination. The abnormalities include: anomalous pulmonary venous drainage particularly scimitar syndrome with hypogenetic right lung pulmona...
Article

Thiamine deficiency

Thiamine deficiency is caused by a low level of thiamine (vitamin B1) in the body, and when severe, a deficiency may manifest in adults as beriberi. There are two main forms: wet beriberi: high-output cardiac failure predominates Shoshin beriberi 3: severe acute wet form with high mortality d...
Article

Taussig-Bing anomaly

Taussig-Bing anomaly is a rare congenital heart malformation and is one of the variants of double outlet right ventricle. It consists of transposition of the aorta to the right ventricle and malposition of the pulmonary artery with subpulmonary ventricular septal defect. History and etymology ...

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