
Urinary tract dilatation classification - Radiopaedia.org
Aug 22, 2024 · The UTD classification system uses six ultrasound findings to describe the urinary tracts: anterior-posterior renal pelvic diameter (APRPD) calyceal dilatation, with distinction between central and peripheral calyces postnatally. renal parenchymal thickness, either normal or abnormal. renal parenchymal echogenicity, either normal or abnormal
Fetal pyelectasis | Radiology Reference Article - Radiopaedia.org
Aug 21, 2024 · Associations. trisomy 21: isolated fetal renal pyelectasis is not considered to increase the risk of aneuploidies, however, in combination with other soft markers, the risk will increase 14 (see antenatal features of Down syndrome). Pathology. Pyelectasis can result from a number of factors. In the majority of cases, it is physiological and resolves spontaneously.
Finger pulley injury | Radiology Reference Article - Radiopaedia.org
Mar 28, 2024 · Finger pulley injuries can occur at any one of the five flexor tendon pulleys of the fingers, but most commonly affects the A2 pulley.
Dual-energy CT | Radiology Reference Article | Radiopaedia.org
Oct 3, 2024 · Dual-energy CT, also known as spectral CT, is a computed tomography technique that uses two separate x-ray photon energy spectra, allowing the interrogation of materials that have different attenuation properties at different energies.. Technique. Whereas conventional single-energy CT produces a single image set, dual-energy data (attenuation values at two energy spectra) can be used to ...
Periarticular soft tissue calcification - Radiopaedia.org
Oct 18, 2022 · Periarticular soft tissue calcification involves calcium deposits around joints, often due to conditions like myositis ossificans, calcific tendinitis, or gout.
Myxomatous mitral valve degeneration - Radiopaedia.org
Jan 31, 2025 · Terminology. Myxomatous mitral valve degeneration is also termed Barlow disease yet the name actually refers to the clinical syndrome describing a late systolic murmur and a non-ejection systolic click associated with mitral valve prolapse 1.2.. Epidemiology. Myxomatous degeneration of the mitral valve is a common form of valvular heart disease with an estimated frequency of 0.6-2.4% 1 and ...
Cervical polyp | Radiology Reference Article - Radiopaedia.org
Jan 25, 2025 · Radiographic features Ultrasound. sessile or pedunculated well-circumscribed masses within the endocervical canal. may be hypoechoic or echogenic identifying the stalk attaching to the cervical wall helps differentiate it from an endometrial polyp
Ureteropelvic junction obstruction | Radiology Reference Article ...
Mar 3, 2025 · Radiographic features. Dilated renal pelvis is described as "ballooned renal pelvis" with collapsed proximal ureter. Fluoroscopy/IVU. Traditionally intravenous urography/pyelography (IVU/IVP) has been performed for assessing for pelviureteric junction obstruction. The administration of furosemide may be used to assist in confirming the diagnosis, in particular, to exclude a dilated non ...
Osteoarthritis of the hip | Radiology Reference Article
Dec 16, 2024 · Epidemiology. The hip is the third most common joint affected by osteoarthritis after the knee and the hand 1.Women are more commonly affected than men. Reported prevalence varies in different studies and is also subject to geographic conditions.
Coracohumeral ligament | Radiology Reference Article
Jan 30, 2025 · The coracohumeral ligament (CHL) is a strong supportive ligament of the shoulder joint and forms a part of the rotator cuff interval.. Gross anatomy. originates from the lateral surface of the base of the coracoid process. runs laterally across the glenohumeral capsule and covers the long head of the biceps tendon superiorly. attaches to the margin of the greater and lesser tubercles of the ...