The video will describe bronchiectasis as seen on chest x ray. Chest x ray showing costochondral calcification.
Radiologic signs on an award winning radiologic teaching site for medical students and those starting out in radiology focusing on chest gi cardiac and musculoskeletal diseases containing over 200 powerpoint lectures quizzes hand out notes interactive material most commons lists and pictorial differential diagnoses.
Tram track sign chest x ray. Diagram of vascular pedicle. Tram track sign was found in 55 patients with primary achalasia. Basics of chest x ray part 3 systematic approach silhouette sign and hidden areas in chest xray.
Tram track sign may be used in chest radiography or ct to denote the thickened non tapering parallel walls of cylindrical bronchiectasis. Filling defects in the distal esophageal segment were noted in 94 patients with secondary achalasia. When found in the lungs tram tracks are radiologic signs that are usually accompanied by pulmonary edema in cases of congestive heart failure and bronchiectasis tram tracks are caused by bronchial wall thickening and can be detected on a lateral chest x ray.
It should not be confused with other tram track signs elsewhere in the body. Parallel linear densities tram track opacities. Chest x ray showing enlarged azygos vein.
Chest x ray showing calcified pleural plaques. Chest x ray demonstrating tram track sign. Please see disclaimer on my website.
Basics of chest x ray part 4. When found in the lungs tram tracks are radiologic signs that are usually accompanied by pulmonary edema in cases of congestive heart failure and bronchiectasis. Tram tracks are caused by bronchial wall thickening and can be detected on a lateral chest x ray.
Case discussion the tram tack sign seen on this chest x ray denoted thickened non tapered walls of the cylindrical bronchiectasis. The term tram tracks is also used to describe the basement membrane duplication found on light microscopy. Tram track sign annotated in a 65 year old male with diagnosed bronchiectasis secondary to dilated bronchi within both lower lobes.
What was seen on the chest x ray it is nothing but the tram line appearance unable to spot it. Chest x ray showing kerley septal lines. It is tempting to leap to the obvious but failure to be systematic can lead to missing barn door pathology overlooking more subtle lesions drawing false conclusions based on a film that is technically poor and hence misleading or even basing management on an inaccurate interpretation.
Length of distal esophageal segment tertiary contractions tram track sign and filling defects in distal esophageal segment are useful esophagographic features distinguishing primary from secondary achalasia. Chest x ray showing calcifications. Chest x ray in children reading a chest x ray cxr requires a systematic approach.