Herpesvirus

Oct 16, 2016 by in RESPIRATORY Comments Off on Herpesvirus

Fig. 6.1 Herpesvirus-1 ×7500 (Courtesy M. Selig) 6.4 Immunology Herpesvirus types 1 and 2 can both infect the lung (Ramsey et al. 1982). HSV-1 is the most frequent cause of…

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Influenza Virus

Oct 16, 2016 by in RESPIRATORY Comments Off on Influenza Virus

Fig. 9.1 Neuraminidase and hemagglutinin expression of the influenza virus correlates with epidemic outbreaks Although its precise provenance is uncertain, the recent epidemic of Novel H1N1 Influenza/2009 started as an…

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Coronavirus

Oct 16, 2016 by in RESPIRATORY Comments Off on Coronavirus

Fig. 13.1 Artist illustration of the club-shaped surface projections (peplomers) that give coronaviruses their unique coronal fringe by negative-staining electron microscopy (Illustration by Adrian Galvin, New York, NY) Fig. 13.2…

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Viral Hemorrhagic Fevers

Oct 16, 2016 by in RESPIRATORY Comments Off on Viral Hemorrhagic Fevers

Virus family Genus Virus Disease Vector Geographicdistribution Case fatalityrate (%) Flaviviridae Flavivirus Yellow fever Yellow fever Mosquito Tropics, Africa, and South America 20 Dengue Dengue hemorrhagic fever Mosquito Throughoutthe tropics…

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Herpesvirus-4/Epstein-Barr Virus (EBV)

Oct 16, 2016 by in RESPIRATORY Comments Off on Herpesvirus-4/Epstein-Barr Virus (EBV)

Fig. 21.1 EBV pneumonitis shows dense pulmonary perivascular and interstitial infiltrates 21.8 Lymphomatoid Granulomatosis Lymphomatoid granulomatosis was first described by Liebow and colleagues in 1972 as an angiocentric and angiodestructive…

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Cytomegalovirus

Oct 16, 2016 by in RESPIRATORY Comments Off on Cytomegalovirus

Histopathology (1) Cytomegaly (2) Eosinophilic intranuclear Cowdry type B inclusions resembling an “owl’s eye” (3) Amphophilic intracytoplasmic inclusions Differential diagnosis Herpes simplex Varicella zoster Adenovirus Measles Reactive pneumocytes Radiographic findings…

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Parainfluenza Virus

Oct 16, 2016 by in RESPIRATORY Comments Off on Parainfluenza Virus

Fig. 10.1 Lung biopsy with parainfluenza infection. (a) Acute and organizing pneumonia with bronchiolitis and multiple multinucleated giant cells consistent with infection by parainfluenza virus. (b, c) Multinucleated giant cell…

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Henipah Viruses

Oct 16, 2016 by in RESPIRATORY Comments Off on Henipah Viruses

Fig. 14.1 Nipah virus. (a) Pulmonary vessels showing mild vasculitis and a multinucleated endothelial syncytium. (b) Interstitial pneumonitis. Note small vessel lined by a multinucleated endothelial cell. (c) Interstitial pneumonitis…

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Parvovirus

Oct 16, 2016 by in RESPIRATORY Comments Off on Parvovirus

Fig. 16.1 Parvovirus infections in the lung are similar to those shown in other organs. This illustration shows the bone marrow of an immunocompromised patient. Note eosinophilic inclusions within early…

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