The Interstitial Pneumonias

Sep 3, 2016 by in RESPIRATORY IMAGING Comments Off on The Interstitial Pneumonias

The interstitial pneumonias (IPs), or idiopathic interstitial pneumonias (IIPs), are a heterogeneous group of diffuse lung diseases characterized by varying degrees of lung inflammation and fibrosis. They are best thought…

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Airways Diseases

Sep 3, 2016 by in RESPIRATORY IMAGING Comments Off on Airways Diseases

Airways disease may have a variety of causes, including inhalation of organic or inorganic materials, systemic diseases, infections, tumors, and congenital defects. Airways diseases are broadly categorized by the size…

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Reticular Opacities

Sep 3, 2016 by in RESPIRATORY IMAGING Comments Off on Reticular Opacities

Reticular opacities seen on HRCT in patients with diffuse lung disease can indicate lung infiltration with interstitial thickening or fibrosis. Three principal patterns of reticulation may be seen. These are…

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Pulmonary Infections

Sep 3, 2016 by in RESPIRATORY IMAGING Comments Off on Pulmonary Infections

Infection is a common cause of lung disease in both immunocompromised patients and those with a normal immune status. This chapter focuses on a general approach to suspected infection, the…

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Nodular Lung Disease

Sep 3, 2016 by in RESPIRATORY IMAGING Comments Off on Nodular Lung Disease

Diffuse lung diseases presenting with small nodules (less than 1 cm in diameter) represent a wide variety of entities in many different disease categories. HRCT is generally used to suggest…

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Neoplastic and Lymphoproliferative Diseases

Sep 3, 2016 by in RESPIRATORY IMAGING Comments Off on Neoplastic and Lymphoproliferative Diseases

Pulmonary neoplasm and lymphoproliferative disorders may present with diffuse lung abnormalities. The goal of this chapter is to discuss the various patterns of diffuse pulmonary neoplasm and lymphoproliferative disease and…

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Sarcoidosis

Sep 3, 2016 by in RESPIRATORY IMAGING Comments Off on Sarcoidosis

Sarcoidosis is an idiopathic disorder characterized by the presence of noncaseating granulomas, often found in relation to lymphatics, and involving many organs. It typically presents in patients less than 50…

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Pneumoconioses

Sep 3, 2016 by in RESPIRATORY IMAGING Comments Off on Pneumoconioses

The incidence of pneumoconioses is decreasing in relation to other diffuse lung diseases, because of a greater emphasis on prevention in high-risk occupations. Because they often have HRCT findings that…

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