What is tram-track in bronchiectasis?
Pulmonology. 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.
What causes traction bronchiectasis?
Bronchiectasis is irreversible dilation of the bronchi resulting from airway damage due to a variety of causes, including infection, airway obstruction, or fibrosis.
What does tram-track appearance mean?
A descriptive term for parallel, curved lines, radiopacities or radiolucencies of varying length. Bone A descriptor for the split cortical thickening with parallel neo-osteogenesis or endosteal splitting, seen in infarctions of long bones in sickle cell anaemia.
What is tram line?
A tramline (also spelled: tram line) most commonly refers to the tracks and overhead wires used by trams, or a route in a tram network. Tramline or Tramlines may also refer to: Tramway track, the tracks on which a tram runs. Lines on a tennis court.
What is tram track calcification?
The tram-track sign is produced by cortical calcifications that result from leptomeningeal vascular malformations found in patients with Sturge-Weber syndrome. The malformations consist of simple vascular structures situated along the space between the pia mater and the arachnoid membrane.
What is bronchiectasis with acute exacerbation?
Bronchiectasis exacerbations are defined by an increase in daily respiratory symptoms such as cough, sputum production, malaise, fatigue and breathlessness [1–3]. Symptoms accumulate over several days and can take weeks to resolve, with many patients never fully returning to baseline after therapy [4].
What is severe bronchiectasis?
Bronchiectasis is a long-term condition where the airways of the lungs become widened, leading to a build-up of excess mucus that can make the lungs more vulnerable to infection. The most common symptoms of bronchiectasis include: a persistent cough that usually brings up phlegm (sputum) shortness of breath.
Can traction bronchiectasis be cured?
In early stages, this disease can be cured by exercise and antibiotics. In extreme cases when the condition of the patient is severe, surgery and therapy have to be performed.
What are tram lines Devs?
In Devs, true believers subscribe to the metaphor of “tramlines,” which supposedly map out a deterministic sequence of events forward and backward through time.