Items tagged “terminology”

19 results found
Article

Cervical incompetence

Cervical incompetence refers to a painless spontaneous dilatation of the cervix and is a common cause of second trimester pregnancy failure. Epidemiology The estimated incidence varies geographically and generally thought to be around 1-1.5% of all pregnancies 1,15. Clinical presentation Typ...
Article

Sprain

Sprain (latin distorsio) refers to injury of ligaments and capsules and should not be confused with strain which refers to injury to muscles and their tendons.  These terms should not be used interchangeably lest you become the butt of an orthopedic surgeons derision.
Article

Strain

Strain refers to injury of muscles and tendons and should not be confused with sprain which refers to injury to ligaments and capsules. One way to remember the distinction is that strain (with a T) is for tendons (which attach to muscle). These terms should not be used interchangeably lest you ...
Article

Rokitansky nodule

A Rokitansky nodule or dermoid plug refers to a solid protuberance projecting from an ovarian cyst in the context of mature cystic teratoma. It often contains calcific, dental, adipose, hair, and/or sebaceous components 1. This region has the highest propensity to undergo malignant transformatio...
Article

Interlobular septa

The interlobular septa (sing: septum) are located between the secondary pulmonary lobules and are continuous with both the subpleural interstitium (peripheral connective tissue) and the peribronchovascular interstitium (axial connective tissue) as well as the more delicate intralobular septa. T...
Article

Intralobular septa

The intralobular septa (sing: septum) are delicate strands of connective tissue separating adjacent pulmonary acini and primary pulmonary lobules. They are continuous with the interlobular septa which surround and define the secondary pulmonary lobules.  See also HRCT terminology
Article

Pulmonary acinus

Pulmonary acinus is commonly defined as the portion of lung distal to a terminal bronchiole and supplied by a first-order respiratory bronchiole or bronchioles 1.  Each secondary pulmonary lobule usually contains 3-12 acini, and adjacent acini are separated by incomplete intralobular septae. Se...
Article

Centrilobular region

The centrilobular region, in context of the lungs and HRCT, refers to the central portion of the secondary pulmonary lobule, around the central pulmonary artery and bronchiole.  See also HRCT terminology
Article

Pulmonary parenchymal bands

Parenchymal bands are a HRCT finding. They can be commonly encountered among patients with asbestosis. They are typically over 2 cm in length (up to 5 cm), 1-3 mm thick and run through the lung parenchyma and usually extend from a visceral pleural surface 6. They are formed in a number of ways ...
Article

Corpus luteum

The corpus luteum is a temporary endocrine structure involved in ovulation and early pregnancy. During ovulation, the primary follicle forms the secondary follicle and subsequently the mature vesicular follicle. At ovulation the follicle ruptures expelling the ovum into the fallopian tube. The...
Article

Cervical stenosis (disambiguation)

The term cervical stenosis can refer to: stenosis of the uterine cervix bony cervical canal stenosis (cervical spinal stenosis)
Article

Fracture-a-la-signature (skull fracture)

Fracture-a-la-signature (or signature fracture) is another term used to described a depressed skull fracture.  Fracture-a-la-signature derives its name from forensic medicine because the size and shape of a depressed skull fracture may give information on the type of weapon used. It can be a si...
Case

Bone terminology diagram

 Diagnosis not applicable
Dr Matt Skalski
Published 17 Jun 2014
29% complete
Diagram
Article

Radiographic positioning terminology

Radiographic positioning terminology is used routinely to describe the position of the patient for taking various radiographs. Standard nomenclature is employed with respect to the anatomic position. Terminology Basic terms of relations anterior is towards the front of the body (Latin: before...
Article

Terminologia Anatomica

The Terminologia Anatomica (TA) is the global standard for correct gross anatomical nomenclature in humans 1. The second edition was published in 2011 4.  The standard anatomical terms are from Latin and Ancient Greek roots. The English edition of the Terminologia Anatomica provides the accepte...
Article

Modality

Modality is the term used in radiology to refer to one form of imaging e.g. CT scanning. It is often used in the plural form, e.g. various modalities can be employed to evaluate this liver lesion. More generally, in clinical medicine, the term modality is used for different types of procedures ...
Article

Pathognomonic

The term pathognomonic in radiology, as well as clinical medicine in general, refers to a finding or a sign that is only found in a single specific condition or specific group of conditions, i.e. the finding has 100% specificity. Thus by implication, a pathognomonic finding cannot and does not h...
Article

Gamut

Gamuts in radiology refer to the complete list of differential diagnoses for any radiological finding. We include gamut as a category for articles on Radiopaedia.org to cover sections which cover multiple diagnoses, findings or systems. History and etymology According to Maurice Reeder, writi...
Article

Interstitial lung abnormality

An interstitial lung abnormality (ILA) is an imaging descriptor often encapsulating several imaging patterns of increased lung density / attenuation detected on chest CT scans in patients with no prior or established history of interstitial lung disease. Terminology It is considered a relative...

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