Background Pathologic Classification of Idiopathic Pulmonary Fibrosis UIP DIP/Respiratory Bronchiolitis Interstitial Lung Disease (RBILD) AIP NSIP Clinical Features of the Idiopathic Interstitial Pneumonias UIP DIP/RBILD AIP N SIP Grading of “Cellularity” and Fibrosis Relationship of UIP and DIP Relationship of AIP and UIP Significance of NSIP—A Specific Disease or a Histologic Manifestation of...

This article describes the clinical differentiation of legionnaires' disease from typical and other atypical pneumonias, with reference to the history, microbiology, epidemiology, clinical presentation (including radiologic manifestations, clinical extrapulmonary features, nonspecific laboratory findings, clinical syndromic diagnosis, and differential diagnosis), therapy, complications, and pro...

This issue of Emerging Infectious Diseases contains 2 articles that report increases in England in the incidence of hospitalizations for specific diseases, one on pneumonias and the other on community-acquired staphylococcal diseases. Both articles report increases in disease among those >65 years of age.

HIV-related Immunosuppression significantly increases the risk of acquiring opportunistic infections. This report describes a 69-year-old man, referred to hospital with decreased consciousness and productive cough. This man was a known case of human immunodeficiency virus positive. The sputum of this patient was positive for Salmonella typhimurium. Pulmonary auscultation signaled brief...