7,915 results found
Article
Kimura disease
Kimura disease, also known historically as eosinophilic hyperplastic lymphogranuloma, is a rare benign inflammatory disease that characteristically manifests as enlargement of cervical lymph nodes and salivary glands.
Epidemiology
Kimura disease typically affects males (80%) between 20-40 year...
Article
Lemierre syndrome
Lemierre syndrome (also known as postanginal septicemia) refers to thrombophlebitis of the internal jugular vein(s) with distant metastatic anaerobic septicemia in the setting of initial bacterial oropharyngeal infection such as pharyngitis/tonsillitis into lateral pharyngeal spaces of the neck ...
Article
Multinodular goiter
Multinodular goiter (MNG) is defined as an enlarged thyroid gland (i.e. goiter) due to multiple nodules which may have normal, decreased or increased function.
Terminology
When increased activity and hyperthyroidism are present then the condition is referred to as a toxic multinodular goiter ...
Case
Left vocal cord paralysis secondary to pseudocoarctation of the aorta
![](https://prod-images-static.radiopaedia.org/images/23948380/be11cdc4a6c12a130c01adbf690c50_thumb.jpeg)
Published
08 Jul 2016
77% complete
CT
X-ray
Article
Primary cutaneous melanoma
Primary cutaneous melanoma is the most common subtype of melanoma, a malignant neoplasm that arises from melanocytes. Melanocytes predominantly occur in the basal layer of the epidermis but do occur elsewhere in the body. Primary cutaneous melanoma is by far the most common type of primary melan...
Article
Periodontitis
Periodontitis is an inflammatory disease affecting the supporting tissues of the teeth. It is a common cause of tooth loss, particularly in the adult population.
Terminology
Different forms of periodontitis are recognized. The terms 'chronic periodontitis' and 'aggressive periodontitis' have b...
Case
Lateral head anatomy (illustration)
![](https://prod-images-static.radiopaedia.org/images/458/6e70635851720cd430ecbdd0117d9a1bde1599a88a14c919ac16557496981026_thumb.jpeg)
Published
07 May 2015
32% complete
Article
De Quervain thyroiditis
De Quervain thyroiditis, or subacute granulomatous thyroiditis, is a form of self-limited subacute thyroiditis usually preceded by an upper respiratory tract viral infection such as mumps, measles, coxsackie virus, adenovirus, and influenza viruses.
Epidemiology
It usually affects middle-aged ...
Article
Sutural diastasis
Sutural diastasis is an abnormal widening of the skull sutures. It may be physiological in a neonate during a growth spurt.
Pathology
In non-traumatic scenarios accelerated growth of the sutural connective tissue without concurrent ossification is the underlying pathology.
Etiology
traumat...
Article
Adrenal vein sampling
Adrenal vein sampling (AVS) is a procedure where blood is collected from the adrenal veins via catheter to confirm autonomous hormone production, if it is unilateral or bilateral, and to guide further treatment 1. If unilateral, the adrenal gland can be removed by surgery; thus curing secondary ...
Case
Infantile hemangioendothelioma of the parotid and orbit
![](https://prod-images-static.radiopaedia.org/images/52769058/b602317fa59045733ac3bd9f0425da55bf0a093d90ade345b3626ab6f0fcc3cc_thumb.jpeg)
Published
27 Jun 2020
80% complete
Ultrasound
MRI
Case
Mandibular fracture: high condylar
![](https://prod-images-static.radiopaedia.org/images/22474/f1fcdbac8d4ceb843b224b30bba10e_thumb.jpeg)
Published
03 Feb 2009
65% complete
CT
Case
Temporomandibular joint reconstruction with rib
![](https://prod-images-static.radiopaedia.org/images/22477/fb42f9433da7771b90f412d331d494_thumb.jpeg)
Published
03 Feb 2009
59% complete
CT
Case
Sesamoid ossicles of the nuchal ligament
![](https://prod-images-static.radiopaedia.org/images/40764518/17017fb3ab4f556d48155bb4b61e09_thumb.jpeg)
Published
13 Jul 2018
91% complete
X-ray
Article
American Society of Neuroradiology
American Society of Neuroradiology (ASNR) was established in 1962 to ensure that neuroradiologists in the United States could freely exchange ideas and act with a common voice. It publishes the American Journal of Neuroradiology (AJNR) and Neurographics.
History
At the VIth Symposium Neuroradi...
Case
Vagal schwannoma
![](https://prod-images-static.radiopaedia.org/images/66328969/72c82384b3de531dd57950668c301c4126251388e744ab51762634c382657887_thumb.jpeg)
Published
05 Jun 2024
68% complete
CT
Case
Nasal bone fracture
![](https://prod-images-static.radiopaedia.org/images/60920652/83d4824b2dcd5e51e1f65a991c92dad97a35c261f4f2ecb30993fa8e6a52afd9_thumb.jpeg)
Published
18 Jan 2023
75% complete
X-ray
Case
Normal Eustachian tube
![](https://prod-images-static.radiopaedia.org/images/11583302/8089e5458e184e27b6d1c05f9fd416_thumb.jpg)
Published
08 Mar 2015
65% complete
CT
Case
Parotid lipoma
![](https://prod-images-static.radiopaedia.org/images/54967216/71fb7fca8300272f86d0f59264dc80d47bffbba64cdf7f539847f2e8cf35cd2a_thumb.jpeg)
Published
04 May 2021
91% complete
Ultrasound
Article
Assessment of thyroid lesions (ultrasound)
Ultrasound is the first-line imaging modality for assessment of thyroid nodules found on clinical examination or incidentally on another imaging modality. This article is an overview of ultrasonographic features of thyroid nodules, which are used to determine the need for biopsy with fine needle...