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.
More than 200 results
Article
Uterine leiomyoma
Uterine leiomyomas, also known as uterine fibroids, are benign tumors of myometrial origin and are the most common solid benign uterine neoplasms. They are a common incidental finding on imaging and rarely cause diagnostic dilemma.
Epidemiology
They are clinically apparent in ~25% of women of ...
Article
Bochdalek's flower basket
Bochdalek's flower basket is the eponymous name for the incidental normal variant finding of protrusion of the choroid plexus through the foramina of Luschka.
Epidemiology
This is a relatively common finding, with calcified Bochdalek's flower basket found in 38% of patients above the age of 5...
Article
Central nervous system vasculitis
Central nervous system (CNS) vasculitides represent a heterogeneous group of inflammatory diseases (vasculitis or cerebral angiitis) affecting the walls of blood vessels in the brain, spinal cord, and meninges. It affects predominantly small and medium sized vessels but can also involve large ve...
Article
Prostatic artery embolization
Prostatic artery embolization (PAE) is a minimally invasive procedure utilized to treat benign prostatic hyperplasia (BPH).
Indications
PAE has been used for controlling prostatic hemorrhage (such as that associated prostate cancer) since 1970. However, its use in the treatment of lower urina...
Article
Anatomical side marker
An anatomical side marker, also known as a side marker or orientation marker, is the label on a medical image denoting which side of the body it is.
Historically in radiography, the side marker was a physical marker placed by the radiographer at the side of the patient so that it would be captu...
Article
Fahr syndrome
Fahr syndrome, also known as bilateral striatopallidodentate calcinosis, is characterized by abnormal vascular calcium deposition, particularly in the basal ganglia, cerebellar dentate nuclei, and white matter, with subsequent atrophy.
It can be either primary (usually autosomal dominant) or se...
Article
Playlists
Playlists are a fantastic way of collecting, organizing and sharing cases. They are an ordered collection of cases that you can then play from start to finish.
We have gathered some examples of educational playlists for you to browse.
Playlists can also have intervening static slides. The res...
Article
Medical abbreviations and acronyms (P)
This article contains a list of commonly used medical abbreviations and acronyms that start with the letter P and may be encountered in medicine and radiology (please keep the main list and any sublists in alphabetic order).
A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R ...
Article
Fluoroscopic nasojejunal tube insertion
Fluoroscopic nasojejunal (NJT) or nasogastric tube (NGT) insertion is a valuable procedure offered by radiologists in patient care.
The majority of nasogastric tubes are inserted on the ward level and nasojejunal tubes may be placed in theater at the time of surgery. In difficult cases, inserti...
Article
Intrahepatic arterioportal shunt
Intrahepatic arterioportal shunts, also known as arterioportal fistulas, represent abnormal flow between the portal venous system and a hepatic arterial system within the liver. They can be a reversible cause of portal hypertension.
Clinical presentation
Clinical features will depend on the si...
Article
Acute pyelonephritis
Acute pyelonephritis (plural: acute pyelonephritides) is a bacterial infection of the renal pelvis and parenchyma most commonly seen in young women. It remains common and continues to have significant morbidity in certain groups of patients.
Epidemiology
The incidence of acute pyelonephritis p...
Article
Bladder outlet obstruction
Bladder outlet obstruction can arise from a number of conditions affecting the urethra and/or bladder outlet but is most commonly encountered in elderly men due to prostate enlargement.
Clinical presentation
Patients often present with difficulty in urination, retention, and urinary discomfor...
Article
Nasopharyngeal cancer (staging)
Nasopharyngeal cancer staging refers to TNM staging of malignant tumors of the nasopharynx. The vast majority of applicable tumors are nasopharyngeal carcinomas, but other epithelial malignancies of the nasopharynx are included, such as minor salivary gland tumors. The following article reflects...
Article
Silent sinus syndrome
Silent sinus syndrome represents maxillary sinus atelectasis, resulting in painless enophthalmos, hypoglobus and facial asymmetry 1,3. Some authors restrict the term to patients with no history of sinusitis, trauma or surgery 2. Some authors suggest it is part of the spectrum of chronic maxillar...
Article
Inferior thyroid artery
The inferior thyroid artery is a branch of the thyrocervical trunk (85%) or subclavian artery (15%) and ascends to enter the thyroid gland on its posterior surface, as well as supplying both the superior and inferior parathyroid glands 1.
If the artery arises from the subclavian artery, it may ...
Article
Applying to Radiology training in the United Kingdom
Applying to radiology training in the United Kingdom (UK) is through a centralised process for England, Scotland and Wales on Oriel. Northern Ireland's radiology training recruitment remains a separate process.
Applications are open to those completing or completing their Foundation Training or...
Article
Carcinoid syndrome
Carcinoid syndrome refers to a spectrum of symptoms that result from excessive hormone (mainly serotonin) secretion.
Epidemiology
Occurs equally between the sexes, most commonly in the 40-70 year age group 3.
Clinical presentation
Diarrhea is the most common and earliest symptom, but others...
Article
Leave alone lesions - skeletal
Skeletal leave alone lesions, also called “don't touch” or "do-not-touch" lesions, are so characteristic radiographically that further diagnostic tests such as a biopsy are unnecessary and can be frankly misleading and lead to additional unnecessary surgery. Thus, a radiologic diagnosis should b...
Article
Thoracic endovascular aortic repair
A thoracic endovascular aortic repair (TEVAR) is an endovascular aneurysm repair technique in which the thoracic aorta is repaired by inserting a stent endograft.
Device terminology
When reporting TEVAR configurations, one should have an understanding of device terminology. The endograft itsel...
Article
Melorheostosis
Melorheostosis, also known as Leri disease, is an uncommon mesenchymal dysplasia manifesting as regions of sclerosing bone with a characteristic dripping wax appearance (a.k.a. flowing candle wax appearance).
Epidemiology
Although changes occur in early childhood, age at presentation is often...
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