Right upper lobe collapse | Radiology Reference Article
2021年11月4日 · Collapse of the right upper lobe is usually relatively easy to identify on frontal radiographs. Features consist of 1-3: increased density in the upper medial aspect of the right hemithorax; elevation and/or superior bowing of the horizontal fissure; loss of the normal right medial cardiomediastinal contour; elevation of the right hilum
Lobar lung collapse | Radiology Reference Article - Radiopaedia.org
2020年10月28日 · Lobar collapse is usually trivially easy to identify on CT, but identification of the cause is not always easy, as the collapsed lung can make identification of an obstructing lesion difficult. The density of the collapsed lobe is high post contrast administration.
Left upper lobe collapse | Radiology Reference Article
2022年11月2日 · Left upper lobe collapse has distinctive features but can be challenging to identify on chest radiographs by the uninitiated. Hence it is a classic chest radiograph case for radiology fellowships exams.
Golden S-sign (lung) | Radiology Reference Article - Radiopaedia.org
2024年8月16日 · The Golden S-sign is seen on frontal chest radiographs. In the most common situation, the appearance is that of right upper lobar collapse (the right upper lobe appearing dense and shifting medially and upwards) with a central mass expanding the hilum. Together, these two changes form a reverse S-shape. Video
Lobar collapse (summary) | Radiology Reference Article
2023年4月3日 · Lobar collapse is relatively common and occurs following obstruction of a bronchus. Gas is resorbed from the lung parenchyma distal to the obstruction resulting in the collapse of the lung, with volume reduction and negative mass effect.
Right upper lobe consolidation | Radiology Reference Article ...
2023年8月12日 · Features of right upper lobe consolidation on CXR include: opacification of the right upper zone and/or apex, that may abut and outline the superior margin of the horizontal fissure. bulging fissure sign: classically described in Klebsiella pneumonia
Right upper lobe collapse | Radiology Case | Radiopaedia.org
Mobile chest x-ray obtained to confirm the position of a nasogastric tube (which is too high, still in the esophagus) demonstrates collapse of the right upper lobe.
Right upper lobe collapse | Radiology Case - Radiopaedia.org
Complete right upper lobe collapse with complete occlusion of the right upper lobe bronchus suggestive of an endobronchial neoplasm. The patient was referred to the pulmonology department for bronchoscopy.
Juxtaphrenic peak sign | Radiology Reference Article
2025年1月1日 · The juxtaphrenic peak sign, also known as diaphragmatic tenting or Kattan sign, refers to the peaked or tented appearance of a hemidiaphragm which can occur in the setting of lobar collapse or post lobectomy (lung).
Right upper lobe collapse in the exam - Radiopaedia.org
2023年3月28日 · There is increased opacification in the right upper zone with associated volume loss - rib spacing is reduced, midline structures displaced to the right and the right hilum and right hemidiaphragm are elevated.