Items tagged “ortho”
46 results found
Case
Septic arthritis of the knee
Published
25 Oct 2016
94% complete
X-ray
Article
Periprosthetic fracture
Periprosthetic fracture is a term used to describe any fracture that occurs around an implanted orthopedic prosthesis, most commonly knee or hip arthroplasties.
Epidemiology
Periprosthetic fractures complicate, ~1% of total hip arthroplasties and ~1.5% of total knee arthroplasties 1,2 although...
Article
Total knee arthroplasty
Total knee arthroplasty (TKA), or total knee replacement (TKR), or tricompartmental knee replacement is an orthopedic procedure whereby the three articular surfaces of the knee (femoral, tibial, and patellar) are replaced by prosthetic components.
TKA is the most common joint arthroplasty perfo...
Article
Fracture non-union
Fracture non-union describes the failure of normal fracture healing processes. Solid bone healing will not occur without further treatment or intervention.
Terminology
There is no consensus definition in the radiology or orthopedic literature, however, FDA (USA) defines it as a fracture with a...
Article
Shoulder arthroplasty (overview)
Shoulder arthroplasties are a common procedure, being third in joint replacements after knees and hips, and are used to treat a number of conditions, although the most common indication is osteoarthritis 1. There are a number of types of shoulder arthroplasties:
anatomic total shoulder arthropl...
Article
Tibial tunnel cyst
Tibial tunnel cysts, including pretibial cysts, are occasional complications of autologous or synthetic anterior cruciate ligament (ACL) reconstruction surgeries. They are benign ganglion cysts that develop in or around the osseous tibial tunnel made during ACL reconstruction using the transtibi...
Article
Triple arthrodesis (foot)
Triple arthrodesis is a fusion procedure of three hindfoot joints: the subtalar joint, the talonavicular joint and the calcaneocuboid joint. It is often used as a definite or palliative treatment for many conditions. It reduces pain and enables patients to achieve propulsive gait but at the cost...
Article
Hill-Sachs remplissage procedure
The remplissage procedure is performed to treat engaging/off-track Hill-Sachs defects. Via an arthroscopic approach, the posterosuperior humeral head bone defect is filled with a capsulotendinosis of posterior capsule and infraspinatus. The open approach of the same procedure is the Connolly pro...
Case
Talar dome osteochondral injury with detached fragment
Published
18 Apr 2020
92% complete
MRI
Article
Post-traumatic osteoarthritis
Post-traumatic osteoarthritis (OA) is one of the forms of chronic post-traumatic arthritis.
Epidemiology
Post-traumatic OA is common, accounting for ~12% of all OA and can account for ~50% of ankle OA, ~15% of shoulder OA, ~10% knee OA and ~2% of hip OA 1,2,4,6. Patients with post-traumatic O...
Article
Fracture malunion
Fracture malunion occurs when a fracture heals in a non-anatomical position, which can result in functional impairment and/or a poor aesthetic. If fracture malunions are asymptomatic or not limiting function there is no need for further surgical intervention.
Pathology
Malunions can be second...
Case
Talocalcaneal coalition - non-osseous
Published
16 Jun 2020
92% complete
X-ray
MRI
Article
TightRope fixation system
The TightRope fixation system (Arthrex, Germany) is a reconstruction technique most commonly used for fixation for distal tibiofibular syndesmotic injuries or acromioclavicular joint injuries.
This technique uses a non-absorbable fiber wire held between two or more metal cortical buttons at the...
Article
Plate and screw fixation
Plate and screw fixation is a method of internal fixation used in orthopedic surgery. It is most commonly used in open reduction internal fixation (ORIF) surgeries as well as fixation of bone post osteotomy (e.g. high tibial osteotomy or rotational osteotomy).
When applied to the convex side o...
Case
Anterior tibial artery false aneurysm
Published
04 May 2021
95% complete
CT
MRI
Case
Periprosthetic humeral fracture - type C
Published
26 Sep 2021
85% complete
X-ray
Article
Tibial shaft fracture
Tibial shaft fractures are the most common long bone fractures and the second most common type of open fractures (second only to open phalanx fractures) 1.
Pathology
Mechanism
Typically involve high-energy mechanisms such as road traffic accidents (incidence 43%) or sports 1. These are usua...
Case
Quadriceps tendon rupture post total knee replacement
Published
14 Jan 2022
95% complete
X-ray
MRI
Article
Subscapularis tendon tear
Subscapularis tendon tears are a less common rotator cuff tear, and have been considered more difficult to diagnose pre-operatively (both clinically and radiological) and have been known as a "hidden lesion" 5. Accurate pre-operative diagnosis is important as it affects the surgical approach and...
Article
Sugaya classification
The Sugaya classification is a 5-point system used to evaluate rotator cuff repair.
Usage
The Sugaya classification is the most common system used to evaulate rotator cuff repair 2 although intra- and inter-observer reproducibility is variable 3,4.
Classification
The Sugaya classification a...