Bronchiectasis | Radiology Reference Article | Radiopaedia.org
2024年7月2日 · Bronchiectasis (plural: bronchiectases) is defined as an irreversible abnormal dilatation of the bronchial tree. It has a variety of underlying causes, with a common etiology of chronic inflammation. High-resolution CT is the most accurate modality for diagnosis.
The Radiology Assistant : HRCT - Basic Interpretation
2006年12月24日 · The HRCT shows focal bronchiectasis with extensive mucoid impaction, which is in the appropriate clinical setting (asthma and serum eosinophilia) typical for Allergic bronchopulmonary aspergillosis (ABPA).
HRCT score in bronchiectasis: Correlation with pulmonary …
High-resolution CT scan (HRCT) and its score have an important role in delineating pathological changes and pulmonary functional impairment in patients with bronchiectasis. To assess pulmonary function tests (PFTs) in patients with cystic and cylindrical bronchiectasis.
Bronchiectasis - Radiologic Clinics
Bronchiectasis is defined as irreversible bronchial dilatation, leading to chronic cough, sputum formation, and recurrent infections. HRCT plays a major role in diagnosis of bronchiectasis. Most bronchiectasis is either idiopathic or a result of prior infections.
Radiologist agreement on the quantification of bronchiectasis by …
To evaluate radiologist agreement on the quantification of bronchiectasis by high-resolution computed tomography (HRCT). The HRCT scans of 43 patients with bronchiectasis were analyzed by two radiologists, who used a scoring system to grade the findings. Kappa (κ) values and overall agreement were calculated.
Diagnostic evaluation of bronchiectasis - ScienceDirect
2019年1月1日 · Currently, high resolution CT (HRCT) employing thin collimation of 1–1.25 mm is the diagnostic test of choice for bronchiectasis. Classic HRCT findings of bronchiectasis include dilated bronchi that fail to taper, bronchi visible in the peripheral 1 cm of the lungs, and increased bronchial:arterial ratio, producing the signet ring sign on ...
Traction Bronchiectasis on HRCT | IPF Radiology Rounds
Learn about traction bronchiectasis as observed on HRCT, and the peripheral, lower-lobe pattern that is suggestive of idiopathic pulmonary fibrosis (IPF).
Bronchiectasis: a case-based approach to investigation and …
Chest high-resolution computed tomography (HRCT) features can be useful to detect the underlying causes. HRCT is now the accepted standard to establish the diagnosis of bronchiectasis [1].
BRONCHIECTASIS - ScienceDirect
2001年1月1日 · The sensitivity of high-resolution CT (HRCT) contrasts starkly with the limited ability of plain chest radiography to detect even advanced bronchiectasis. HRCT represents a great improvement over previous imaging techniques, but problems with specificity and observer variation remain.
Imaging of bronchiectasis - PubMed
Despite limitations, high-resolution computed tomography (HRCT) continues to be the gold standard for establishing the anatomic extent and severity of bronchiectasis. HRCT allows insight into the physiologic consequences of bronchiectasis. Recent reports show that there is good correlation between m …