Items tagged “orthopaedics”

90 results found
Case

Maisonneuve fracture

  Diagnosis certain
Henry Knipe
Published 04 Jun 2013
94% complete
Annotated image X-ray
Article

Carpometacarpal joint dislocation

Carpometacarpal (CMC) joint dislocations are uncommon dislocations of the hand. Epidemiology There is a strong younger male predominance. These injuries account for less than 1% of hand injuries 4 and are more common in the dominant hand. Associated injuries The following injuries should rai...
Case

5th carpometacarpal joint dislocation

  Diagnosis certain
Henry Knipe
Published 29 Jun 2016
82% complete
X-ray
Case

Tibialis anterior tendon transfer

  Diagnosis almost certain
Jeremy Jones
Published 02 Jul 2013
65% complete
MRI X-ray Annotated image
Article

Calcaneal inclination axis

The calcaneal inclination axis is drawn between the most inferior portion of the calcaneal tuberosity and the most distal and inferior point of the calcaneus at the calcaneocuboid joint on a weight-bearing lateral foot radiograph. It can be used to draw the calcaneal inclination angle.
Article

Mid-talar axis

The mid-talar axis represents a line drawn down the longitudinal axis of the talus and can be drawn on lateral and DP radiographs.  Measurement Independent on the view on which the line is drawn, it should bisect the neck of the talus and the head. On the lateral and DP views, the line should...
Article

Calcaneal inclination angle

The calcaneal inclination angle, also known as the calcaneal pitch, is useful in assessing medial arch height.  Measurement This angle is formed on a weight-bearing lateral foot radiograph between the calcaneal inclination axis (i.e. most inferior part of the calcaneus) and the supporting hori...
Article

Talar declination angle

The talar declination angle is used to assess the longitudinal arch height including in Charcot foot. Measurement The talar declination angle is drawn on the weight-bearing lateral foot radiograph between the mid-talar axis and the supporting surface. Interpretation It should usually measure...
Article

First metatarsal axis

The first metatarsal axis is represented by a line drawn down the longitudinal axis of the shaft of the first metatarsal. It can be drawn on lateral and DP radiographs and is used to measure the: first metatarsal inclination angle talo-first metatarsal angle
Article

Angle of the longitudinal arch (foot)

The angle of the longitudinal arch (calcaneal–fifth metatarsal angle) is one of the angles drawn on the weight-bearing lateral foot radiograph. Measurement The angle is formed between the calcaneal inclination axis and a line drawn along the inferior edge of the 5th metatarsal. Interpretation...
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...
Case

ACL avulsion with fibula fractures

  Diagnosis certain
Matt Skalski
Published 14 Jul 2013
95% complete
X-ray Annotated image Diagram CT
Case

Bankart injury with Hill-Sachs lesion

  Diagnosis certain
Nafisa Shakir Batta
Published 16 Jul 2013
92% complete
MRI
Article

Herbert screw

A Herbert screw is an instrument used in the internal fixation of an unstable scaphoid fracture. It is a headless screw with thread along its entire length. The two halves of the screw have a different pitch though, which causes compression of the fracture. Indications Unstable scaphoid fractu...
Case

L4/5 left paracentral disc extrusion with left L5 and S1 nerve root compression and left S1 nerve root enhancement

  Diagnosis certain
Henry Knipe
Published 06 Oct 2013
92% complete
MRI
Case

Pathological subtrochanteric neck of femur fracture

  Diagnosis certain
Henry Knipe
Published 17 Oct 2013
94% complete
X-ray
Case

Lateral patellar dislocation

  Diagnosis certain
Andrew Lawson
Published 12 Nov 2013
92% complete
MRI
Case

Thoracic and abdominopelvic multitrauma

  Diagnosis certain
RMH Core Conditions
Published 13 Dec 2013
98% complete
X-ray CT
Article

Lateral patellar dislocation

Lateral patellar dislocation refers to lateral displacement followed by dislocation of the patella due to disruptive changes to the medial patellar retinaculum. Epidemiology Patellar dislocation accounts for ~3% of all knee injuries and is commonly seen in those individuals who participate in ...
Case

Acromial fracture

  Diagnosis certain
Henry Knipe
Published 17 Feb 2014
90% complete
CT X-ray