Items tagged “stub”
1,311 results found
Article
International Society of Radiographers and Radiological Technologists (ISRRT)
The International Society of Radiographers and Radiological Technologists (ISRRT) is an organization established in 1959 to provide an international forum for radiographers and radiological technologists. Its primary focus has always been to achieve a betterment of radiographic work practice glo...
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Intrahepatic arteriovenous shunt
Intrahepatic arteriovenous shunts, also referred to as intrahepatic arteriovenous malformations (AVMs) or hepatic arteriosystemic venous shunts, represent a spectrum of abnormal communications between the hepatic arterial system and the hepatic veins.
Please note that arterioportal shunts, whi...
Article
Early structural scan
An early structural scan is a first trimester obstetric ultrasound performed around 12-16 weeks gestation. It can have some similarity to the 11-13 week antenatal ultrasound and assess limited fetal anatomy. However, a formal evaluation of nuchal translucency is not part of this ultrasound asses...
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Congenital hallux valgus
Congenital hallux valgus is a very rare finding wherein a fetus or newborn shows lateral deviation of the first toe(s). When found on prenatal imaging, bilateral congenital/foetal hallux valgus is highly suggestive of fibrodysplasia ossificans progressiva 1,2.
See also
hallux valgus
Article
Central osteophyte
Central osteophytes, also known as subchondral or button osteophytes, are located within the joint and are thought to arise from endochondral ossification of a cartilaginous lesion 1-3.
See also
osteophyte
Article
International Union of Pure and Applied Chemistry
The International Union of Pure and Applied Chemistry (IUPAC) is the world authority on the nomenclature of chemical elements and compounds. The nomenclature is designed to provide an unambiguous representation of a molecule. However, the systematic names are often not used in scientific or clin...
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MR elastography
MR elastography (MRE) is an MRI technique that can be used to assess liver stiffness. This is useful not only to detect the development of fibrosis in diffuse liver disease but also to quantify it and monitor liver fibrosis change with (or without) therapy.
The main advantage over ultrasound el...
Article
Episodic angioedema with eosinophilia
Episodic angioedema with eosinophilia (EAE), also known as Gleich syndrome, is a rare condition presenting as a self-limiting cyclic urticaria, fever, angioedema, weight gain and marked eosinophilia, with 3-4 weekly episodes 1.
Epidemiology
Episodic angioedema with eosinophilia is rare, only a...
Article
Histoplasmoma
Histoplasmoma is the name for a specific kind of nodule secondary to granulomatous reaction to histoplasmosis infection. It is often described as having a pathognomonic target lesion appearance, describing a well-defined nodule with a central core of calcification 5.
Histoplasmomas can appear ...
Article
Lateral intercostal artery perforator (LICAP) reconstruction
Lateral intercostal artery perforator (LICAP) flap is a technique performed in breast reconstruction. It is considered suitable for some patients who have breast cancer in the outer part of the breast. It aims to replace lost breast tissue, fat and occasionally skin that is removed at the time o...
Article
Bone marrow edema syndrome
Bone marrow edema syndrome refers to a group of transient, self-limiting clinical entities of unknown cause, which are associated with the presence of bone marrow edema pattern.
These conditions include:
transient osteoporosis of the hip
bone marrow edema syndrome of the foot and ankle
regio...
Article
Peritoneal thickening
Peritoneal thickening is a descriptive term given to describe any form of thickening of the peritoneum.
It can occur with both benign and malignant peritoneal disease. It can be classified into various subtypes based on its morphology:
smooth peritoneal thickening
peritonitis
peritoneal car...
Article
Marching cleft sign (meniscus)
The marching cleft sign is a finding on sagittal MR images, which is useful in characterizing the configuration of meniscal tears. It is present when a meniscal tear is oriented obliquely in relation to both coronal and sagittal plane, which results in the tear cleft moving towards or away from ...
Article
Nuclear medicine
Nuclear medicine in vivo is the practice of utilizing small amounts of radioactive substances (unsealed radioactive sources) to diagnose, monitor and treat disease. The utilization of radiopharmaceuticals (radionuclide + pharmaceutical) offers a unique perspective on both disease and cancer trea...
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FABS position
The FABS position relates to MRI elbow examinations for improved visualization of the distal biceps brachii tendon insertion and is a mnemonic for elbow flexed, shoulder abducted and forearm supinated.
Article
Corpora amylacea
The corpora amylacea ("bodies of starch") are a histologic finding, encountered more frequently in the brain, prostate, lung, and uterus. The corpora amylacea are thought to be sulfated glycosaminoglycans 1. Some have described it as a localized amyloidosis 2.
In the prostate they appear to ar...
Article
Rotating envelope x-ray tube
Rotating envelope x-ray tubes (RET), are a relatively novel type of high-performance x-ray tube developed in the early 2000s. Their two main features are the direct contact of the anode plate with the cooling oil, and rotation of the entire envelope around the axis of the anode.
In rotating en...
Article
Central herniation
Central herniation is the subtype of downward transtentorial herniation of the brain that involves descent of the diencephalon and midbrain. It usually occurs with other types of downward herniation such as uncal herniation.
Clinical manifestations
The clinical syndrome of central herniation c...
Article
Panproctocolectomy
Panproctocolectomy is a surgery to remove the entire colon, rectum and anal canal. It is most frequently performed for ulcerative colitis, Crohn disease and familial adenomatous polyposis (FAP) syndrome but may also be conducted for colorectal cancer and some other malignancies. The ileostomy co...
Article
Hypothermia
Hypothermia is defined as a core body temperature of ≤35°C and is a life-threatening state. It may be accidental or induced 1.
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