CARDIOVASCULAR IMAGING

Solitary Lucent Defect

Jun 12, 2019 by in CARDIOVASCULAR IMAGING Comments Off on Solitary Lucent Defect

Abstract A solitary lucent defect may result from a necrotic cavity, cyst, pneumatocele, or a loculated hydropneumothorax, but of these possibilities, a necrotic cavity is the most common. A necrotic…

read more

Solitary Pulmonary Nodule

Jun 12, 2019 by in CARDIOVASCULAR IMAGING Comments Off on Solitary Pulmonary Nodule

Abstract The solitary pulmonary nodule is a common challenge for the radiologist. Size, location, and attenuation are important characteristics in determining perception and detectability of a nodule. Computed tomography (CT)…

read more

Multiple Lucent Lesions

Jun 12, 2019 by in CARDIOVASCULAR IMAGING Comments Off on Multiple Lucent Lesions

Abstract Multiple lucent lesions are most often the result of infectious diseases. Multiple cavities frequently complicate virulent bacterial, tuberculous, and parasitic or fungal infections. Septic emboli cause multiple cavities that…

read more

Hyperlucent Thorax

Jun 12, 2019 by in CARDIOVASCULAR IMAGING Comments Off on Hyperlucent Thorax

Abstract Pneumothorax is the most urgent cause of a hyperlucent thorax. Pneumothorax has a variety of causes ranging from trauma to rupture of pulmonary cavities, cysts, or bullae into the…

read more

Multiple Nodules and Masses

Jun 12, 2019 by in CARDIOVASCULAR IMAGING Comments Off on Multiple Nodules and Masses

Abstract Multiple pulmonary nodules are most often metastases from a distant primary tumor, but they must be distinguished from a number of inflammatory and infectious diseases that may cause multiple…

read more

Multifocal Ill-Defined Opacities

Jun 12, 2019 by in CARDIOVASCULAR IMAGING Comments Off on Multifocal Ill-Defined Opacities

Abstract Multifocal ill-defined opacities most often result from multiple consolidations but must be distinguished from invasive or hemorrhagic tumors. This is not a common appearance for community-acquired pneumonia, but when…

read more

Diffuse Fine Nodular Opacities

Jun 12, 2019 by in CARDIOVASCULAR IMAGING Comments Off on Diffuse Fine Nodular Opacities

Abstract Diffuse fine nodules are the expected presentation of intravascular dissemination of tuberculosis, which is a life-threatening complication. Perception of the fine nodular opacities is often difficult and may require…

read more

Fine Reticular Opacities

Jun 12, 2019 by in CARDIOVASCULAR IMAGING Comments Off on Fine Reticular Opacities

Abstract Fine reticular opacities are reliable evidence of interstitial lung disease that requires consideration of a variety of acute and chronic diseases. Acute interstitial disease is most often the result…

read more

Atelectasis

Jun 12, 2019 by in CARDIOVASCULAR IMAGING Comments Off on Atelectasis

Abstract Atelectasis is loss of lung volume and a very common observation, with an appearance on the chest x-ray that is often nonspecific, but shift of normal structures may confirm…

read more
Premium Wordpress Themes by UFO Themes