ectasis
Definition
- Noun:
- Dilatation or distension of a hollow organ: In medical terminology, 'ectasis' refers to the abnormal stretching, dilation, or expansion of a tubular structure or hollow organ in the body.
Usage
- The term 'ectasis' is a specialized medical noun. It is typically used in clinical, anatomical, or pathological contexts to describe a state of abnormal enlargement. It is often found as a suffix in compound medical terms specifying the affected organ or structure.
Examples of Usage
- Noun:
- Bronchiectasis is a condition characterized by the permanent ectasis of the bronchial tubes.
- The patient's angiogram revealed coronary ectasis.
- Atelectasis, while often indicating collapse, can involve areas of compensatory ectasis in adjacent lung tissue.
Advanced Usage
- As a suffix (-ectasis): The word is most commonly encountered as a suffix in compound medical terms. In this form, it denotes the specific type of dilation.
- Lymphangiectasis refers to the dilation of lymphatic vessels.
- Telangiectasis describes the dilation of small blood vessels near the skin's surface.
Variants and Related Words
- Ectasia (n): A variant form with identical meaning. The terms 'ectasia' and 'ectasis' are often used interchangeably in medical literature.
- Mammary duct ectasia is a benign condition.
- -ectatic (adj): The adjectival form, used to describe something pertaining to or characterized by ectasis.
- The biopsy showed ectatic changes in the blood vessels.
Synonyms
- Dilation: The act of expanding or stretching.
- Distension: The state of being swollen or stretched, often due to internal pressure.
- Dilatation: A synonym, especially common in medical contexts (note: 'dilation' and 'dilatation' are often used interchangeably).
Notes on Meaning
- Core Concept: The core meaning is the pathological or abnormal widening of a lumen (the inside space of a tubular structure).
- Distinction from Similar Terms: It is important to distinguish 'ectasis' (abnormal dilation) from normal physiological expansion or from terms like 'ectopia' (displacement of an organ to an abnormal location).
Noun
-
dilatation or distension of a hollow organ
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