617 results found
Article
CT transcatheter aortic valve implantation planning (protocol)
The transcatheter aortic valve implantation or TAVI planning CT protocol is used to plan for transcatheter aortic valve implantation. CT allows for the assessment of the aortic root and valve annulus in order to select an appropriate valve size and location specific to the patient. An aortic ang...
Case
Carotid angioplasty and stenting (CAS): pre-op planning and essential steps
Published
12 Mar 2010
59% complete
CT
Article
Phospholipase A2 associated neurodegeneration
Phospholipase A2 associated-neurodegeneration (PLAN) is an autosomal recessive form of neurodegeneration with brain iron accumulation (NBIA).
Clinical presentation
PLA2G6-associated diseases have variable syndromes:
classic infantile neuroaxonal dystrophy (INAD)
atypical neuroaxonal dystroph...
Playlist
Arka plan pulmoner fibrozis üzerinde aspergilloma
1 case
No description provided
Question
Question 2994
What is the most important feature of this subcapital femoral neck fracture with respect to treatment planning?
Question
Question 2040
What structure is used on the axial sequences of an MRI shoulder, to plan the alignment of the coronal oblique sequences?
Question
Question 2422
An adolescent with the lesion shown here in the anterior knee has an arthroscopy with a plan for treatment. What treatment do you expect to be required from the key image?
Question
Question 2719
Investigators plan a clinical trial to assess the ability of a new drug to lower blood pressure compared to an old drug. What is the null hypothesis?
Question
Question 1673
A young lady presents with a moderate sized ovarian cyst with peripheral solid elements. An MRI is planned to assess the lesion. Which of the following sequences would you NOT do?
Article
Abdominal aortic aneurysm
Abdominal aortic aneurysms (AAA) are focal dilatations of the abdominal aorta measuring 50% greater than the proximal normal segment or >3 cm in maximum diameter.
They can be confined to the abdominal aorta or continue from the thoracic aorta as part of a thoraco-abdominal aneurysm (TAAA).
The...
Article
Arthrocentesis
Arthrocentesis or joint aspiration is an interventional procedure done for the collection of synovial fluid.
History
The existence of liquid inside joints was first mentioned in the Corpus Hippocraticum, later in the 16th century, Paracelsus coined the name “synovia” for synovial fluid.
Indic...
Article
CT hip (protocol)
The CT hip protocol serves as an examination for the evaluation of the hip joint. It is often performed as a non-contrast study. However, it can be combined with a CT arthrogram for the evaluation of chondral and/or labral tears or a femoral neck version scan.
Note: This article aims to frame a...
Article
Shoulder resurfacing arthroplasty
Shoulder resurfacing arthroplasty is a form of partial shoulder joint replacement for the management of pathologies concerning the humeral head.
History and etymology
The first shoulder arthroplasty was performed by Péan in 1893. The current 3rd generation arthroplasties were introduced by Nee...
Article
Conventional radiation therapy
Conventional (2D) radiation therapy refers to the old techniques of radiation therapy where treatments would be planned by defining a limited number of beams with the boundaries delineated on orthogonal x-rays of the patient. It has been largely replaced by other highly conformal external beam r...
Article
Transcatheter aortic valve implantation (TAVI)
Transcatheter aortic valve implantation or replacement (TAVI/TAVR) is a technique to replace the aortic valve through a transvascular or transapical approach. Compared to traditional open aortic valve replacement with sternotomy and a heart-lung bypass machine, the TAVI technique is less invasiv...
Article
Quadratus femoris injection (technique)
Quadratus femoris injections under image guidance ensure precise delivery of an injectate and ensure the sciatic nerve is avoided during the procedure. CT and ultrasound can be used, with ultrasound becoming more challenging in those with larger body habitus.
Indications
therapeutic for ischi...
Article
Acetabular dysplasia
Acetabular dysplasia is referred to as a shallow acetabulum, not being able to provide sufficient coverage for the femoral head and thus leading to instability of the hip joint.
Terminology
Acetabular dysplasia is a form of developmental dysplasia of the hip (DDH) often referred to in the adol...
Article
Shoulder hemiarthroplasty
Shoulder hemiarthroplasty is a form of partial shoulder joint replacement for the management of pathologies concerning the proximal humerus.
History and etymology
The first shoulder arthroplasty was constructed by Péan in 1893. The current 3rd generation arthroplasties have been introduced by ...
Article
Transcatheter mitral valve intervention
Transcatheter mitral valve interventions (TMVI) or percutaneous mitral valve interventions are less-invasive, highly technical procedures available for the management of selected patients with mitral valve regurgitation and include several transcatheter mitral valve repair (TMVr) and transcathet...
Article
Supraclavicular brachial plexus block (ultrasound)
A supraclavicular brachial plexus block is indicated for establishing sensory and motor blockade of the upper extremity, including the humerus, elbow, forearm, wrist and hand.
Indications
necessity to provide analgesia of the upper extremity for:
abscess incision and drainage
elbow dislocat...
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