Expert Insights Newsletter by Medical Specialty - Infectious Disease

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Chronic Hepatitis B: The Role of HBsAg Quantitative Testing in Patient Management

In the United States, it is estimated that 850,000 to 2.2 million people are livingwith HBV infection1,2, with many unaware of their infection status.3 Those with chronic HBV infection may have no symptoms of liver disease, or they may have... Read more 

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Chikungunya: A Growing Public Health Concern for the United States

Last year, the Centers for Disease Control and Prevention (CDC) had warned that the number of chikungunya cases among travelers from affected areas was increasing and these imported cases could result in local spread of the virus in the continental... Read more 

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Hepatitis C: How Broad Screening and New Therapies Can Transform the Disease Burden

Approximately 3.2 million people in the United States have chronic hepatitis C virus (HCV) infection, with infection most prevalent among those born during 1945'1965. Less than half of those with HCV have been diagnosed.1-3 To address the impact of this... Read more 

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Proton-pump Inhibitors - A Strategy For Reducing Inappropriate Use

Proton-pump inhibitors (PPIs) are the leading therapy for upper gastrointestinal disorders, but their overutilization and inappropriate use is exposing patients to a range of potential risks.1 Dr. Aamir Ali, Assistant Professor of Medicine, George Washington University, discusses the growing concern... Read more 

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A New Algorithm for HIV Laboratory Testing

The Centers for Disease Control and Prevention (CDC) has proposed a new algorithm for laboratory testing of human immunodeficiency virus (HIV) to replace the algorithm that has been recommended for over twenty years.1, 2 This is intended to address shortcomings... Read more 

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Hepatitis C — The Primary Care Physician’s Role in Reducing the Epidemic’s Impact

Hepatitis C virus (HCV) infection is the most common chronic blood borne infection in the United States affecting approximately 3.2 million people. The majority are asymptomatic and remain undiagnosed for many years but 60%-70% develop chronic liver disease due to... Read more 

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Helicobacter pylori Infection — Testing Options for Accurate Diagnosis and Management

Helicobacter pylori (H pylori) infection is extremely widespread, affecting approximately 50 percent of the world's population.1 While the overall prevalence in the United States is about 30%, prevalence in non-Hispanic blacks and Hispanic-Americans is 50% to 60%.2 Among immigrant groups... Read more 

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The Role of Interferon-Gamma Release Assays (IGRAs) in the Diagnosis of Tuberculosis

World TB Day, taking place on March 24, 2013, is an annual reminder of the global burden of tuberculosis (TB), raising awareness of efforts to control and prevent the disease.1 While TB mortality has fallen over 40% worldwide since 1990,... Read more 

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Hepatitis C — A Review of the CDC Recommendations for Birth-Cohort Screening

The hepatitis C virus (HCV) is a serious public health concern, with an estimated 2.7 ' 3.9 million people living with infection in the United States1, where it is the leading cause of chronic liver disease. The prevalence of HCV... Read more 

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Polycystic Ovary Syndrome (PCOS) and Congenital Adrenal Hyperplasia (CAH) — Meeting the Diagnostic Challenges

PCOS is one of the most common endocrine abnormalities of women, affecting between 5% and 15% of women in their fertile years.1, 2 it has significant clinical features, which may be attributed to other causes if PCOS is not considered... Read more