Search results for “also”
8,602 results found
Article
Pelviureteric junction obstruction
Pelviureteric junction (PUJ) obstruction/stenosis, also known as ureteropelvic junction (UPJ) obstruction/stenosis, can be one of the causes of obstructive uropathy. It can be congenital or acquired with a congenital pelviureteric junction obstruction being one of the commonest causes of antenat...
Article
Midtarsal joint
The midtarsal joint, or Chopart joint, is the articulation between the hindfoot (calcaneus and talus) and the midfoot (navicular and cuboid).
Gross anatomy
The midtarsal joint consists of two joints:
talocalcaneonavicular joint (often referred to as talonavicular joint): formed by the anteri...
Article
Corpus callosum
The corpus callosum (plural: corpora callosa) is the largest of the commissural fibers, linking the cerebral cortex of the left and right cerebral hemispheres. It is the largest white matter tract in the brain.
Summary
located inferior to the cerebral cortices, and superior to the thalamus
co...
Article
Greater trochanteric-pelvic impingement
Greater trochanteric-pelvic impingement also known as pelvitrochanteric impingement or trochanteric impingement is an extra-articular or external type of hip impingement 1,2.
Epidemiology
Greater trochanteric-pelvic impingement seems to be more common in younger people 2.
Risk factors
Perthe...
Article
Tympanic paraganglioma
Tympanic paragangliomas (previously known as glomus tympanicum tumors) are the most common middle ear tumors.
Terminology
The term "glomus" was historically used to describe certain types of neuroendocrine tumors arising from paraganglia. The term is, however, imprecise and can be confused wi...
Article
Synostosis
The term synostosis (plural: synostoses) refers to the fusion of bones usually at cartilaginous or fibro-osseous connections. Synostoses occur physiologically, as asymptomatic anatomical variants or might be abnormal and cause clinical symptoms as a functional loss. The latter is clinically sign...
Article
Capsule endoscopy
Capsule endoscopy, also known as video capsule endoscopy (VCE) or wireless capsule endoscopy, is a non-invasive means of investigating the small bowel, principally for identifying the underlying cause of occult gastrointestinal tract bleeding, such as due to arteriovenous malformations, small bo...
Article
Parosteal lipoma
Parosteal lipomas are rare benign fat-containing tumors closely related to the bone periosteum.
Epidemiology
Parosteal lipomas are rare, comprising just 0.3% of all lipomas. They typically occur in 40- to 60-year-old patients.
Clinical presentation
Patients present with a slowly enlarging, ...
Article
Spontaneous retropharyngeal hemorrhage
Spontaneous retropharyngeal hemorrhage, also known as spontaneous retropharyngeal hematoma, describes an accumulation of blood in the retropharyngeal space. It is a rare but potentially fatal entity due to potential for acute airway obstruction and/or rapid internal bleeding.
Epidemiology
Spon...
Article
Androgen insensitivity syndrome
Androgen insensitivity syndrome (AIS), also known as testicular feminization syndrome, results from end-organ resistance to androgens, particularly testosterone. AIS may be complete or incomplete with variable imaging findings.
Epidemiology
The incidence may vary depending on whether it is co...
Article
Aortic intramural hematoma
Aortic intramural hematoma (IMH) is an atypical form of aortic dissection due to a contained hemorrhage into the aortic wall usually from the vasa vasorum without an intimal tear. It forms part of the acute aortic syndrome spectrum along with penetrating atherosclerotic ulcer and classical aorti...
Article
Superior petrosal vein
The superior petrosal vein, also known as Dandy’s vein or simply the petrosal vein, is the largest vein in the posterior cranial fossa, draining the anterior aspect of the cerebellum and brainstem into the superior petrosal sinus.
Gross anatomy
Each superior petrosal vein is usually formed by...
Article
Periapical cyst
Periapical cysts, also known as radicular cysts, are the most frequent cystic lesion related to teeth (see mandibular lesions) and result from infection of the tooth. On imaging, they generally appear as a round- or pear-shaped, unilocular, lucent lesion in the periapical region, usually measuri...
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Bone erosion
Bone erosions, or simply, erosions, refer to focal bony defects in the subchondral bone plate or cortical bone and the adjacent trabecular bone. Unlike bone cysts, the cortical or subchondral bone is also affected. They are a feature seen in inflammatory arthritides and erosive osteoarthritis an...
Article
Intraductal papillary neoplasm of the bile duct
Intraductal papillary neoplasm of the bile duct (IPNB) is a preinvasive biliary tree neoplasm considered to be a precursor of cholangiocarcinoma.
Terminology
Biliary papillary adenoma and non-invasive papillary carcinoma of the biliary tract were terms used to refer to localized low-grade and...
Article
Enteric contrast medium (CT)
Enteric contrast media can be given to patients before their CT exam to improve its diagnostic accuracy. Historically, a combination of oral and intravenous contrast media were always given prior to a CT abdomen. Contemporaneously, improved CT scanners mean that oral contrast agents are no longe...
Article
Kyphomelic dysplasias
Kyphomelic dysplasias (also known as "pseudocampomelia") is thought to be a heterogeneous class of "bent bone" skeletal dysplasias. Entities included in a differential for the class are:
congenital bowing of the long bones
cartilage-hair hypoplasia (CHH; metaphyseal dysplasia, McKusick type)
...
Article
Pulmonary edema due to air embolism
Pulmonary edema due to air embolism is one for the uncommon causes of non-cardiogenic pulmonary edema. It usually occurs as an iatrogenic complication of an invasive procedure. Rarely, it may also be associated with open or closed chest trauma.
Pathology
Air may enter into the low-pressure ve...
Article
Klatskin tumor
Klatskin tumor is a term that was traditionally given to a hilar (perihilar) cholangiocarcinoma, occurring at the bifurcation of the common hepatic duct. Typically, these tumors are small, poorly differentiated, exhibit aggressive biologic behavior, and tend to obstruct the intrahepatic bile duc...
Article
High-velocity penetrating brain injury
High-velocity penetrating brain injuries, in practical terms most often due to cranial gunshot injuries, are a form of penetrating traumatic brain injuries, which are much less common than blunt traumatic brain injuries and distinguished from low-velocity penetrating brain injuries (such as stab...
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