Items tagged “refs”
2,967 results found
Article
Investigating diplopia (summary)
This is a basic article for medical students and other non-radiologists
Diplopia, also known as double vision, is a visual symptom of seeing two images of a single object.
Reference article
This is a summary article; there is not a more in-depth reference article currently.
Summary
epidemio...
Article
Hepatic stellate cells
Hepatic stellate cells present in the perisinusoidal space of Disse between the fenestrated sinusoidal endothelial cell layer and hepatic epithelial cells, store vitamin A. They participate in liver development and regeneration if activated by damage such as after chronic hepatitis by producing ...
Article
TWIST (time-resolved angiography with interleaved stochastic trajectories)
Time-resolved angiography with interleaved stochastic trajectories (TWIST) is a 3D time-resolved MR angiography (MRA) sequence - being vendor-specific to Siemens.
In comparison to contrast-enhanced MRA techniques that obtain images at a single point in time, time-resolved MRA obtains a series o...
Article
Investigating strabismus (summary)
This is a basic article for medical students and other non-radiologists
Strabismus, commonly known as "crossed eyes" or "squint," is a visual disorder characterized by the misalignment of the eyes 1.
Reference article
This is a summary article; there is not a more in-depth reference article c...
Article
Optically stimulated luminescent dosimeter
Optically stimulated luminescent dosimeters (OSL) are passive radiation detection devices used for personal dose monitoring.
Unlike thermoluminescent dosimeter (TLD). OSL does not need heating for the reading of radiation dose. OSL dosimeters can be read multiple times and stored for several ye...
Article
Spin (physics)
Spin, an intrinsic quantum property associated with elementary particles, challenges classical intuition by presenting an angular momentum quantized in half-integer or integer values.
Electron spin
Electrons, charged particles central to atomic structure, possess a spin of 1/2, leading to an a...
Article
Woodhouse-Sakati syndrome
Woodhouse-Sakati syndrome is a rare autosomal recessive genetic disorder characterized by neurodegeneration resulting from mutations in the DCAF17 gene.
Clinical presentation
Its primary clinical features involve endocrine abnormalities, such as hypogonadism, the absence of secondary sexual ch...
Article
Signet ring sign (renal papillary necrosis)
The signet ring sign has been described as one of the possible appearances of the papillary excavation seen in renal papillary necrosis on intravenous urography or retrograde urography 1. The contrast fills a circumferential necrotic cavity around the tip of the necrotic papilla.
See also
sign...
Article
Investigating amblyopia (summary)
This is a basic article for medical students and other non-radiologists
Amblyopia, often referred to as a "lazy eye", is a vision development disorder where an eye fails to achieve normal visual acuity, despite the use of prescription spectacles or contact lenses.
Reference article
This is a ...
Article
Oncotype DX Breast Recurrence Score
Oncotype DX Breast Recurrence Score (Exact Sciences, USA) is a proprietary 21-gene expression assay that is prospectively validated and provides prognostic information on the 10-year risk of disease recurrence in estrogen receptor positive, lymph node-negative breast cancer patients 1. This gene...
Article
Anton-Babinski syndrome
Anton-Babinski syndrome, also known as Anton syndrome, is a type of cortical blindness occurring as a result of bilateral occipital lobe lesion. The syndrome consists of blindness, visual anosognosia and confabulation 1-5.
Epidemiology
The syndrome is rare with 28 documented cases between 196...
Article
Right bundle branch block
Right bundle branch block is a finding on electrocardiogram due to an interruption or alteration in the His-Purkinje system and is characterized by widened QRS complexes and changes in R and S wave vectors 1,2. It can be complete or incomplete, with incomplete being the more common form of prese...
Article
Interlobar pneumothorax
Interlobar pneumothoraces are a rare pneumothorax subtype where air is restricted to the interlobar pleural space.
Pathology
Interlobar pneumothoraces are mostly due to the previous fibrous pleural adhesions from pleurodesis, pleural diseases, or rib fractures. Pleural adhesions prevent air fr...
Article
Renal halo sign
The renal halo sign has been described in both acute pancreatitis 1,2 and in renal tumors post radiofrequency ablation 3.
Radiographic features
Plain radiograph
On abdominal x-rays, the lateral margin of the kidney becomes visible due to differential x-ray absorption of perirenal fat and pan...
Article
Liver transplantation
Liver transplantation is a major surgical procedure for end-stage liver disease and requires a comprehensive multidisciplinary approach. Radiology plays a major role in the evaluation of patients before and after liver transplantation as well as potential donor patients.
This article does not d...
Article
Anemia of chronic disease
Anemia of chronic disease, also known as anemia of inflammation, is a type of anemia caused by chronic inflammation.
Terminology
According to some sources, the term 'anemia of inflammation' should replace, or has already replaced, the terms 'anemia of chronic disease' and 'anemia of chronic d...
Article
Psoriasis
Psoriasis is an inflammatory dermatological disease with several variants. The most common variant is plaque psoriasis, other variants of the disease are guttate, erythrodermic and pustular psoriasis 1.
Epidemiology
There is a geographic variation in the prevalence of psoriasis such that popul...
Article
Postarthroscopic glenohumeral chondrolysis (PAGCL)
Postarthroscopic glenohumeral chondrolysis (PAGCL) is a rare complication of arthroscopic surgery in which there is rapid dissolution of articular cartilage with degenerative change of the glenohumeral articulation.
Epidemiology
PAGCL is more frequent in young people between 10 and 40 years, a...
Article
Whole-body diffusion-weighted MRI
Whole-body diffusion-weighted MRI (WB-MRI) is an advanced imaging technique that combines anatomical and functional MRI sequences to provide a comprehensive assessment of the whole-body in a single examination.
WB-MRI uses the properties of diffusion-weighted imaging for oncological disease sta...
Article
Ventricle (disambiguation)
Ventricle (plural: ventricles) is a general term that refers to an anatomic cavity within an organ.
Ventricles are located in the:
brain:
lateral ventricles
third ventricle
fourth ventricle
heart:
right ventricle
left ventricle
larynx:
laryngeal ventricle (not to be confused with the v...
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