What is COPD Emphysema
Chronic obstructive pulmonary disease (COPD) is an umbrella term for a group of respiratory tract diseases that are characterized by airflow obstruction or limitation. It is usuall...
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Chronic obstructive pulmonary disease (COPD) is an umbrella term for a group of respiratory tract diseases that are characterized by airflow obstruction or limitation. It is usuall...

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Study on severe cases of H1N1 & mortality in CA.
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****It appears the bottom line in regards to this article and study is that infants were hospitalized the most while the mortality (death) rate was highest in persons 50 years of age and older, the most common causes being viral pneumonia and acute respiratory syndrome.****
Stay well!!! Joni Factors Associated With Death or Hospitalization Due to Pandemic 2009 Influenza A(H1N1) Infection in California Janice K. Louie, MD, MPH; Meileen Acosta, MPH; Kathleen Winter, MPH; Cynthia Jean, MPH; Shilpa Gavali, MPH; Robert Schechter, MD, MPH; Duc Vugia, MD; Kathleen Harriman, PhD; Bela Matyas, MD; Carol A. Glaser, MD, DVM; Michael C. Samuel, DrPH; Jon Rosenberg, MD; John Talarico, DO, MPH; Douglas Hatch, MD; for the California Pandemic (H1N1) Working Group JAMA. 2009;302(17):1896-1902. Context Pandemic influenza A(H1N1) emerged rapidly in California in April 2009. Preliminary comparisons with seasonal influenza suggest that pandemic 2009 influenza A(H1N1) disproportionately affects younger ages and causes generally mild disease. Objective To describe the clinical and epidemiologic features of pandemic 2009 influenza A(H1N1) cases that led to hospitalization or death. Design, Setting, and Participants Statewide enhanced public health surveillance of California residents who were hospitalized or died with laboratory evidence of pandemic 2009 influenza A(H1N1) infection reported to the California Department of Public Health between April 23 and August 11, 2009. Main Outcome Measure Characteristics of hospitalized and fatal cases. Results During the study period there were 1088 cases of hospitalization or death due to pandemic 2009 influenza A(H1N1) infection reported in California. The median age was 27 years (range, Posted on 11/05/09, 03:11 pm |
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Factors Associated With Death or Hospitalization Due to Pandemic 2009 Influenza A(H1N1) Infection in California Janice K. Louie, MD, MPH; Meileen Acosta, MPH; Kathleen Winter, MPH; Cynthia Jean, MPH; Shilpa Gavali, MPH; Robert Schechter, MD, MPH; Duc Vugia, MD; Kathleen Harriman, PhD; Bela Matyas, MD; Carol A. Glaser, MD, DVM; Michael C. Samuel, DrPH; Jon Rosenberg, MD; John Talarico, DO, MPH; Douglas Hatch, MD; for the California Pandemic (H1N1) Working Group JAMA. 2009;302(17):1896-1902. Context Pandemic influenza A(H1N1) emerged rapidly in California in April 2009. Preliminary comparisons with seasonal influenza suggest that pandemic 2009 influenza A(H1N1) disproportionately affects younger ages and causes generally mild disease. Objective To describe the clinical and epidemiologic features of pandemic 2009 influenza A(H1N1) cases that led to hospitalization or death. Design, Setting, and Participants Statewide enhanced public health surveillance of California residents who were hospitalized or died with laboratory evidence of pandemic 2009 influenza A(H1N1) infection reported to the California Department of Public Health between April 23 and August 11, 2009. Main Outcome Measure Characteristics of hospitalized and fatal cases. Results During the study period there were 1088 cases of hospitalization or death due to pandemic 2009 influenza A(H1N1) infection reported in California. The median age was 27 years (range,
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