What does increased vascular markings mean?
Increased vascularity is characterized by uniformly enlarged vessels at the hila and within the lungs (Figs. 9.4, 9.5). The enlarged main pulmonary artery causes a convex bulge of the pulmonary arterial segment of the left heart border.
What does poor inspiration mean?
Films taken without a full inspiration are described as having a “poor inspiratory result”. This may result from a poor inspiratory effort or any other condition that prevents full inspiration. This patient’s chest x-ray is normal in full inspiration.
What is cardiac silhouette mean?
Cardiac silhouette refers to the outline of the heart as seen on frontal and lateral chest radiographs and forms part of the cardiomediastinal contour. The size and shape of the cardiac silhouette provide useful clues for underlying disease.
What happens if cardiothoracic ratio is increased?
In general, a high CTR signifies that the patient could have some type of cardiac disorder, such as heart failure, left ventricular hypertrophy, or a medical history of ischemic heart disease (IHD).
What causes pulmonary vascular markings?
These findings occur as a result of the following: (1) A left-to-right shunt or mixing lesion in which excess volume of blood flow causes dilation of cardiac chambers, resulting in the appearance of cardiomegaly, and in which increased pulmonary artery blood flow causes increased pulmonary vascular markings; (2) …
What does mildly prominent heart mean?
Cardiomegaly means an enlarged heart. Mild cardiomegaly refers to less severe forms. This is a sign of another heart-related condition. You may not know you have an enlarged heart unless you undergo imaging tests or have symptoms of the underlying condition.
What is the most common cause of an enlarged cardiac silhouette?
Enlargement of the cardiac silhouette on a frontal (or PA) chest x-ray can be due to a number of causes 1: cardiomegaly (most common cause by far) pericardial effusion. anterior mediastinal mass.
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