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.

6 results found
Article

Cardiac blood pool scan

A multi-gated (MUGA) cardiac blood pool scan (sometimes just called a MUGA scan) is a common study performed in patients who are receiving potentially cardiotoxic chemotherapy.  Indications acute myocardial infarction (AMI) coronary artery disease (CAD) evaluation after coronary artery bypas...
Article

Cardiac imaging planes

Cardiac imaging planes are used to orient imaging in cardiac MRI, and are reconstructed for cardiac CT. There are three main planes, which are centered on a line (using body imaging planes) from the cardiac apex to the middle of the mitral valve, that is the true long axis of the heart 1,2:  sh...
Article

Normal chest imaging examples

This article lists examples of normal imaging of the chest and surrounding structures, divided by modality. Plain radiographs Adult examples chest radiograph PA adult male example 1 example 2: with inverted windows example 3 PA adult female example 1 example 2 example 3: with labels ...
Article

Tc-99m sestamibi

Tc-99m sestamibi (also known as sesta-methoxyisobutylisonitrile) is one of the technetium radiopharmaceuticals.  Characteristics photon energy: 140 KeV physical half-life: 6 hours normal distribution: thyroid, parathyroid, heart (myocardium) excretion: hepatobiliary and renal target organ:...
Article

Transesophageal echocardiography

A standard transesophageal echocardiography (TOE, or TEE in US English) is a type of ultrasound using an endoscopic transducer, which is advanced into the esophagus, offering generally superior visualization of the great vessels and posterior cardiac structures than the standard transthoracic ap...
Article

Triple-rule-out CT

Triple-rule-out CT (TRO CT) angiography may be ordered in the setting of acute chest pain to examine the thoracic aorta and the coronary and pulmonary arteries. The protocol helps exclude life-threatening causes of acute chest pain, especially if atypical, or if alternative causes to acute coron...

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