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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.

23 results found
Article

Arthrogram

An arthrogram (or arthrography) is a commonly performed procedure in musculoskeletal radiology, which can refer to both an injection into a joint, and cross-sectional imaging after a joint is injected. Indications Arthrograms are performed for a variety of indications including:  labral tear ...
Article

Arthrogram (anaesthetic)

An arthrogram injection is a procedure in which a solution is administered into a joint under imaging guidance.  These procedures are more accurately named direct arthrogram injections, although they are routinely known as arthrograms.  Fluoroscopy, ultrasound, and CT can be used for image guida...
Article

Arthrogram (CT)

A CT arthrogram is a CT performed after a joint is injected with a solution containing iodinated contrast.  They are not commonly abbreviated to CTA, which will be confused with CT angiography. An arthrogram also refers to the procedure of injecting a joint. Indications shoulder - instability/...
Article

Arthrogram (MRI)

An MR arthrogram is an MRI performed after a joint is injected with a solution containing gadolinium. Sometimes abbreviated to MRA, which can be confused with MR angiography. MRI can also be performed after an injection is not directly administered into the joint, via an indirect arthrogram. An ...
Article

Epidural blood patch

Epidural blood patch is a treatment option for patients with craniospinal hypotension or post lumbar puncture headaches. The procedure can be done blind or under fluoroscopic or CT guidance, and is performed predominantly by radiologists and anaesthetists.  Indications craniospinal hypotension...
Article

Glenohumeral arthrography

Glenohumeral (shoulder) arthrography is an imaging technique used to evaluate the glenohumeral joint to evaluate the joint components. A glenohumeral joint injection is usually performed under fluoroscopic guidance although ultrasound and CT can be also be used. An alternative to direct arthrogr...
Article

Glenohumeral joint injection (technique)

Glenohumeral joint injections (often referred to as shoulder injections ) are performed as part of a number of therapeutic and imaging procedures using a variety of approaches and modalities. The underlying principles shared by all techniques are to avoid damage to the glenoid labrum, long head ...
Article

Glenohumeral joint hydrodilatation

Glenohumeral joint (shoulder) hydrodilatation or tension arthrography is an established treatment for adhesive capsulitis of the shoulder (frozen shoulder) and can be performed using a variety of modalities.  Indications adhesive capsulitis of the shoulder Contraindications anticoagulation/c...
Article

Greater trochanteric bursa injection (technique)

Greater femoral trochanteric bursa injections under ultrasound-guidance ensures the injectate is accurately given into the bursa. The greater trochanteric bursa is the largest of the bursae surrounding the proximal femur, with the others including the subgluteus minimus and subgluteus medius bur...
Article

Hip joint injection (technique)

Hip joint injections can be performed with a variety of image guidance, including fluoroscopy and ultrasound, which are used to administer MRI arthrogram injectate, or a steroid containing anaesthetic arthrogram injectate.   Indications MRI labral injury anaesthetic pain - arthropathy i.e. ...
Article

Long head of biceps brachii tendon sheath injection (technique)

Long head of biceps brachii (LHB) tendon sheath injections under ultrasound-guidance ensures accurate delivery of injectate, which is important as these injections are often performed for diagnostic purposes.    Indications pain diagnostic injection alternative access to the glenohumeral joi...
Article

Median nerve block (ultrasound-guided)

Median nerve block is a technique used for providing anaesthesia to the median nerve territory, it may be performed at the level of the arm, elbow, forearm or the wrist. Indications fracture reductions surgical repair of fractures incision and drainage of cysts and abscesses post-operative ...
Article

Radial nerve block (ultrasound-guided)

Radial nerve blocks are a procedure for delivering anaesthesia to the radial nerve territory either as a standalone blockade or in conjunction with a brachial plexus, ulnar or median nerve block. Indications association with median nerve block radial tunnel syndrome forearm and hand surgical...
Article

Rotator cuff calcific tendinitis barbotage

Rotator cuff calcific tendonitis can be treated with various techniques including ultrasound-guided barbotage, which is also known as ultrasound-guided needling and lavage. It is often performed in conjunction with a subacromial bursal injection. Alternative treatments include extracorporeal sho...
Article

Sacroiliac joint injection

Sacroiliac joint injections can be performed using a posterior approach into the sacroiliac (SI) joint under fluoroscopic or CT guidance. It is often performed bilaterally. Indications diagnostic: relief of pain after injection of local anaesthetic therapeutic: to relieve pain from degenerati...
Article

Shoulder injection (disambiguation)

Shoulder injection is a general term, especially for the patient, for a variety of procedures including: acromioclavicular joint injection glenohumeral joint injection glenohumeral (shoulder) arthrography glenohumeral (shoulder) hydrodilatation long head of biceps tendon sheath injection r...
Article

Spinal epidural injection

Epidural spinal injections are one of the more frequently performed spinal interventional procedures.Three approaches to the epidural space exist: transforaminal epidural injection interlaminar epidural injection cervical interlaminar epidural injection lumbar interlaminar epidural injection...
Article

Sternoclavicular joint injection (technique)

Sternoclavicular joint (SCJ) injections under image guidance ensure precise delivery of an injectate into the joint and importantly that needle depth is under direct visualisation.   Indications pain arthropathy, e.g. osteoarthritis diagnostic injection Contra-indications Absolute anaphyl...
Article

Subacromial bursal injection

Subacromial bursal corticosteroid injections, also known as subacromial-subdeltoid bursal injections, are used in patients with limited or no response to initial treatment with impingement syndrome, subacromial bursitis and/or rotator cuff disorders. Non-steroidal anti-inflammatory drugs (NSAIDs...
Article

Symphyseal cleft injection

Symphyseal cleft injections (symphysography) are performed as both diagnostic and therapeutic measures for patients with (suspected) osteitis pubis, usually under CT or fluoroscopy.  Indications suspected or confirmed osteitis pubis Contraindications factors to be considered as per any muscu...
Article

Ulnar nerve block (ultrasound-guided)

Ulnar nerve blocks are an approach for delivering anaesthesia to the ulnar nerve territory either as a standalone blockade or combined with brachial plexus, radial or median nerve block. Indications burns involving tissue in the ulnar nerve territory rescue analgesia for failed brachial plexu...
Article

Ultrasound-guided biopsy

Ultrasound-guided biopsy is one form of image-guided biopsy, typically performed by a radiologist. It is the most common form of image-guided biopsy, offering convenience and real-time dynamic observation with echogenic markers on cannulae allowing for precise placement. It can potentially be u...
Article

Vertebroplasty

Vertebroplasty is an imaging-guided procedure which entails percutaneous injection of surgical polymethylmethacrylate (PMMA) cement into a diseased vertebral body. Vertebroplasty provides pain relief and strengthening of the bone of vertebrae weakened by disease. Indications It can be used as ...

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