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 edited by countless contributing members over a period of time. A global group of dedicated editors oversee accuracy, consulting with expert advisers, and constantly reviewing additions.
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473 results found
Article
Vancouver classification
The Vancouver classification of periprosthetic hip fractures proposed by Duncan and Masri is the most widely used classification system. It takes into account the fracture site, the status of the femoral implant, and the quality of surrounding femoral bone stock.
type A: fractures involve the t...
Article
Volar intercalated segmental instability
Volar intercalated segmental instability (VISI) is a type of instability involving the wrist. It is less often encountered than dorsal intercalated segmental instability (DISI).
Clinical presentation
It presents in most cases with nonspecific wrist pain and a "clunking" on the ulnar deviation ...
Article
Volar plate avulsion injury
Volar plate avulsion injuries are a type of avulsion injury. The volar plate of the proximal interphalangeal (PIP) joint is vulnerable to hyperextension injury, in the form of either a ligament tear or an intra-articular fracture.
Gross anatomy
The volar plate forms the floor of PIP joint sepa...
Article
Weber classification of ankle fractures
The Weber ankle fracture classification (or Danis-Weber classification) is a simple system for classification of lateral malleolar fractures, relating to the level of the fracture in relation to the ankle joint. It has a role in determining treatment.
Classification
type A
below the level of...
Article
Wedge fracture
Wedge fractures are hyperflexion injuries to the vertebral body resulting from axial loading. Most commonly affecting the anterior aspect, wedge fractures are considered a single-column (i.e. stable) fracture.
Less commonly wedge fractures refer to a subtype of tibial plateau fractures. This a...
Article
Winquist classification of femoral shaft fractures
The Winquist classification of femoral shaft fractures is based on fracture comminution and was proposed by Winquist in 1980. This classification is used with regards to management decision making, in determining whether a fracture requires an intramedullary nail or open reduction.
Type 0: no ...
Article
Young and Burgess classification of pelvic ring fractures
The Young and Burgess classification is a modification of the Tile classification 1. It is the recommended 5 and most widely used classification system for pelvic ring fractures.
It takes into account force type, severity, and direction, as well as injury instability.
Anteroposterior compress...
Article
Zygomaticomaxillary complex fracture
Zygomaticomaxillary complex (ZMC) fractures, also known as tripod, tetrapod, quadripod, malar or trimalar fractures, are seen in the setting of traumatic injury to the face. They comprise fractures of the:
zygomatic arch
inferior orbital rim, and anterior and posterior maxillary sinus walls
l...
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