X-ray tube | Radiology Reference Article - Radiopaedia.org
2024年7月18日 · An x-ray tube functions as a specific energy converter, receiving electrical energy and converting it into two other forms of energy: x-radiation (1%) and heat (99%).
Tracheostomy tube | Radiology Reference Article - Radiopaedia.org
2024年6月10日 · Tracheostomy tubes, a.k.a. tracheotomy tubes, are inserted through a stoma post-tracheostomy to help patients unable to breathe normally. It may be temporary or permanent depending on the patient's condition, with its insertion where clinically indicated showing a lowered in-hospital mortality rate 1 .
Pulmonary edema | Radiology Reference Article - Radiopaedia.org
2024年7月1日 · pleural effusions and fluid in interlobar fissures (including 'vanishing' pulmonary pseudotumor) A useful mnemonic is ABCDE. There is a general progression of signs on a plain radiograph that occurs as the pulmonary capillary wedge pressure (PCWP) increases (see pulmonary edema grading).
Facial bones (Waters view) | Radiology Reference Article
2024年7月30日 · Indications. It can be used to assess for facial fractures, as well as for acute sinusitis. In general, radiographs of the skull and facial bones are rapidly becoming obsolete, being replaced by much more sensitive CT scans.
Pneumothorax | Radiology Reference Article | Radiopaedia.org
2024年5月8日 · When the underlying lung is abnormal, a pneumothorax is referred to as secondary spontaneous. There are many pulmonary diseases which predispose to pneumothorax including: cystic lung disease. bullae, blebs. emphysema, asthma. pneumocystis jiroveci pneumonia (PJP) honeycombing: end-stage interstitial lung disease.
Anode (x-ray tube) | Radiology Reference Article
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Bremsstrahlung radiation | Radiology Reference Article
The intensity of bremsstrahlung radiation is proportional to the square of the atomic number of the target (Z), the number of unit charges of the bombarding particle (z) and inversely with the mass of the bombarding particle (m): Z² z / m.
Medical devices in the abdomen and pelvis - Radiopaedia.org
2024年10月1日 · Medical devices in the abdomen and pelvis are important to be recognized, just like medical devices of the chest. We often ignore these devices, considering them to be incidental and non-pathological, however it is essential to be aware of potential complications.
Filament circuit | Radiology Reference Article - Radiopaedia.org
Filament circuit | Radiology Reference Article - Radiopaedia.org
Anode (x-ray tube) | Radiology Reference Article - Radiopaedia.org
2024年6月10日 · The anode (or anticathode) is the component of the x-ray tube where x-rays are produced. It is a piece of metal, shaped in the form of a bevelled disk with a diameter between 55 and 100 mm, and thickness of 7 mm, connected to the positive side of the electrical circuit.
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