Items tagged “stub”
1,310 results found
Article
Hindfoot varus
Hindfoot varus describes a relatively varus position of the calcaneus which is adducted and rotated under the talus. This is best appreciated on a weightbearing DP foot radiograph as a relative reduction in the angle formed between the mid-talar and mid-calcaneal axes (the talocalcaneal angle).
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Article
Midfoot equinus
Midfoot equinus is an abnormality in foot alignment where there is abnormal plantarflexion of the foot in the midfoot 1.
History and etymology
Equinus is the possessive form of equus, the Latin for horse and was originally used for foot deformities in which there is plantar flexion such that a...
Article
Hindfoot equinus
Hindfoot equinus describes abnormal plantarflexion (calcaneotibial angle >90°) of the foot that occurs in the hindfoot. It occurs in congenital talipes equinovarus and congenital vertical talus.
Article
Calcified intra-articular lesions (differential)
Calcified intra-articular lesions have a relatively limited differential, including:
synovial osteochondromatosis
impaction fracture fragments
intraarticular avulsion fractures
chondrocalcinosis
charcot joint
intraarticular chondroma
meniscal ossicle
steroid injection
synovial chondros...
Article
Juxta-articular ganglion cyst
Juxta-articular ganglion cyst refers to a ganglion cyst which abuts an articular surface. They can be located within the bone (intraosseous ganglion cyst) or within the soft tissues (soft tissue ganglion cyst)
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 ...
Article
Pepper syndrome
Pepper syndrome is a term not readily used in day-to-day practice and usually refers to primary adrenal neuroblastoma with extensive liver metastases 1. In essence, it refers to stage 4S neuroblastoma (see staging of neuroblastoma). Cohen syndrome, a genetic disorder, is sometimes referred to a...
Article
Asthmatic pulmonary eosinophilia
Asthmatic pulmonary eosinophilia is a form of pulmonary eosinophilia which is commonly attributed to Aspergillus fumigatus. Although many cases have not shown any allergen.
Radiographic features
Plain radiograph - patterns
normal
hyperinflation (in acute attacks or chronic severe asthma)
fe...
Article
Cavitatory pulmonary sarcoidosis
Cavitatory pulmonary sarcoidosis is a very uncommon pulmonary manifestation of sarcoidosis. It is usually reported in those with severe and active disease and its published prevalence is around 2% of all pulmonary sarcoidosis 2.
Differential diagnosis
Imaging differential considerations inclu...
Article
Rheumatoid nodules
The term rheumatoid nodules can either mean
subcutaneous rheumatoid nodules 2 or
rheumatoid lung nodules 1
Article
Hindfoot
The hindfoot (plural: hindfeet 2) is the most posterior portion of the foot and is composed of the talus and calcaneus 1. The mid-tarsal joint (Chopart joint) joins the hindfoot to the midfoot.
Article
Midfoot
The midfoot (plural: midfeet 2) is the portion of the foot that sits between the hindfoot and forefoot. It is composed of the cuboid, navicular and cuneiform bones 1. The mid-tarsal joint (Chopart joint) joins the hindfoot to the midfoot. The tarsometatarsal joints (TMTJ) joins the midfoot to th...
Article
Forefoot
The forefoot (plural: forefeet 2) is the portion of the foot distal to the midfoot and is composed of the metatarsals and the phalanges 1. The tarsometatarsal joints (TMTJ) join the midfoot to the forefoot.
Related pathology
sesamoiditis
stress fracture
fatigue fracture
metatarsalgia
Morto...
Article
Superficial temporal artery
The superficial temporal artery is one of two terminal branches of the external carotid artery.
Gross anatomy
It arises in the parotid gland and runs between the deep and superficial lobes and then over the zygomatic arch.
There are several named branches, together supplying part of the face ...
Article
Lumbar Scheuermann disease
Lumbar Scheuermann disease is a type of variant Scheuermann disease where there is no abnormal kyphosis. This has been reported in the lumbar spine and thoracolumbar junction of patients of all ages, and back pain may be present.
On imaging, affected individuals can have vertebral endplate chan...
Article
Stenosing tenosynovitis
A stenosing tenosynovitis is a specific form of tenosynovitis typically affecting the tendons that run through osseofibrous tunnels, each enclosed in its own synovial sheath. The tunnel itself lies over cortical bone and is covered by a structure referred to (depending on the location) as a pull...
Article
Posterior compartment of the arm
The posterior compartment of the arm is one of the two compartments in the arm.
A sheath of deep fascia surrounds the arm, the brachial fascia. Two intermuscular septa (medial and lateral) extend from it to attach to the humerus at the medial condylar ridge and lateral supracondylar ridge, resp...
Article
Supinator muscle
The supinator muscle is, as its name suggests, a supinator of the forearm. It is located in the deep layer of the posterior compartment of the forearm and together with brachialis, forms the floor of the cubital fossa.
Summary
origin: posterior proximal shaft of ulna; lateral epicondyle of hum...
Article
Cheerio sign (shoulder)
The Cheerio sign has been described as a sign seen in a type III superior labral anterior posterior tear (SLAP lesion) of the glenoid labrum. In the Cheerio sign, a rounded core of soft tissue is surrounded by a rim of contrast material and gas.
SLAP type III is the bucket handle tear of the s...
Article
Urachus
The urachus (plural: urachuses or urachi 6,7) is the fibrous vestigial remnant of the embryonic allantois.
The lumen of the urachus usually obliterates following birth and becomes known as the median umbilical ligament which is in turn covered by a midline linear fibrous fold of parietal perito...
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