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Biological Warfare: Past, Present and Future

By William Greene, DO

May 25th, 2023

Dr. William Greene, Infectious Diseases Fellow at the USF Morsani College Medicine, discusses biological weapons in this new podcast. After defining the concept of a bioweapon, Dr. Greene first discusses the extensive history of bioweapons, starting in ancient times, extending through the middle ages, through the world wars, and beyond the cold war to the present day. Next, Dr. Greene categorizes biologic terrorism agents by their CDC category, and discusses current bioterrorism threats. These include Anthrax, Plague, and Smallpox. Specific treatments to these infections are also discussed.

Notable Recent Studies that Could Affect Your Practice

By Arun Sunny, MD

May 19th, 2023

Dr Arun Sunny, infectious diseases fellow at the USF Morsani Division of Infectious Diseases, discusses three main publications that could change the practice habits of an Infectious Diseases specialist. The three publications involve: (1) The use of post-exposure doxycycline to prevent sexually transmitted infections; (2) The use of hydrocortisone for severe community acquired pneumonia; (3) Early lead extraction for infected implanted electronic devices; and (4) The effects of early sign-offs (discontinuation of care) of infectious diseases consultants. The presentation includes a lively discussion from participants on the merits and pitfalls of each of the presented studies.

Switching Antiretroviral Therapy

By Jacqueline Sherbuk, MD

May 11th, 2023

Dr. Jacqueline Sherbuk, Assistant Professor of Medicine at the University of South Florida Morsani Division of Infectious Diseases, presents information on considerations for switching antiretroviral therapy in the HIV positive patient. Dr. Sherbuk begins by presenting the indications for switching therapy (pill burden, adverse effects, etc). Next, she explains various factors to consider when switching regimens, including prior ARV (antiretroviral) history, comorbidities, and so on. Next she covers the reasons for virologic failure, and how resistance assays are crucial to determining the best path forward if ARV agents need to be modified. Dr. Sherbuk then relates the basic principles of choosing a new ARV regimen. Lastly, the speaker discusses several case based examples of switching therapy with explanation of the rationale and best practice approaches in doing so.

HIV in the Elderly

By Todd Wills, MD

May 1st, 2023

Dr. Todd Wills, Professor of Medicine with the Morsani College of Medicine at the University of South Florida, reviews the unique complications and issues that can occur in the elderly HIV patient. Dr. Wills begins by reviewing the epidemiology of HIV by age group, including the fact that the HIV positive population is growing older with time. Dr. Wills also discusses issues regarding polypharmacy and medication tolerability in the older patient. Next, the speaker relates how the high prevalence of chronic diseases affect the HIV positive patient’s prognosis. HIV positive elderly patients can suffer not just from frailty, but from cardiovascular disease, diabetes, osteoporosis, and cancer. Dementia can also affect an elderly HIV paitent’s overall wellness and compliance with antiviral therapy. Dr. Wills also covers the assessment of bone density in elderly HIV positive patients. Lastly, Dr. Wills discusses HIV positive patient life expectancy in the modern age of antiretroviral therapy.

Advances in Bacteriophage Therapy

By Jesus Diaz, MD

April 21st, 2023

Dr. Jesus Diaz, Infectious Diseases Fellow at the University of South Florida Division of Infectious Diseases, reviews the burgeoning anti-infective technology known as bacteriophage therapy. Bacteriophages are virions that have strong antibacterial properties. Dr. Diaz first reviews the history of bacteriophage therapy. He then reviews the morphology and anatomy of bacteriophages. Dr Diaz then differentiates the lysogenic versus lytic cycle and explains the role of bacterial transduction. The speaker then reviews the specifics of phage therapy. Lastly, Dr Diaz covers a few examples of the use of bacteriophage therapy in clinical practice.

HIV Test and Treat: Initiating Antiretroviral Therapy

By Shylah Moore-Pardo, MD

April 14th, 2023

Dr. Shylah Moore-Pardo, infectious diseases clinician at the James A Haley Veterans Hospital, reviews antiretroviral initiation in HIV positive patients. Dr. Pardo begins by discussing the interpretation of HIV test results. Next, she highlights several unique positive test scenarios. Dr. Pardo then reviews the characteristic serological patterns of acute HIV infection. The speaker then goes on to describe essential components of the initial HIV positive patient encounter. She then relates recommended test and treat strategies compatible with current guidelines. Lastly, she covers the next steps in management for future patient visits.

History of Infectious Diseases

By David Rutenberg, DO

April 7th, 2023

Dr. David Rutenberg, senior Infectious Diseases Fellow at the University of South Florida Division of Infectious Diseases, presents a session chronicling some of the most significant historical milestones in ID history. Dr. Rutenberg begins by discusses Malaria’s origins, including its early interactions with humankind, as well as the discovery of its host and eventual therapeutic treatments. Next, the speaker covers Tuberculosis, including early strains, its rise through the the middle ages, and the modern recognition of TB attributed to Robert Koch. Moving on, Dr. Rutenberg discusses nontuberculous mycobacteria, specifically Leprosy, the scourge of the middle ages. Inherent in the history of Hanson’s disease was the tremendous stigma associated with the diagnosis, correct or incorrect. Dr. Rutenberg closes by covering Smallpox, the only one of the historical diseases of mankind that has been completely eradicated.

Tuberculosis Update

By Beata Casanas, MD

April 3rd, 2023

Dr. Beata Casanas, Professor of Medicine at the University of South Florida Division of Infectious Diseases, presents an update on tuberculosis. Dr. Casanas begins her talk by discussing the current epidemiology of tuberculosis. She then reviews tuberculosis transmission. Next, she discusses tuberculosis screening and the progression from tuberculosis exposure to active TB.

HIV Core Curriculum: PrEP Therapy and Injectables

By Jamie Morano, MD

February 21st, 2023

Dr. Jamie Morano, Director of the Infectious Diseases Telehealth and HIV Clinical Program at the James A Haley Veterans Hospital in Tampa, FL, reviews pre-exposure prophylaxis for HIV as well as the newer long acting injectable antiretroviral options. Dr. Morano begins by discussing the epidemiology of HIV infection in the Southeast U.S., one of the highest prevalence areas for HIV. She then reviews the recent research trials associated with cabotegravir-rilpiverine (Cabeneuva) and important information regarding its use. Next, she discusses specific administration details at her hospital as well as injection techniques. Lastly, Dr. Morano covers PrEP indications and prescribing tips and how telehealth care can enhance care in PrEP, nPEP, HIV longitudinal care, STD treatment, sexual health, and general infectious diseases care.

Managing Beta-Lactam Allergies

By Tiffany Ward

February 16th, 2023

Dr. Tiffany Ward, Infectious Diseases Pharmacist at the James Haley VA hospital in Tampa, FL, begins her presentation by reviewing the impact of beta-lactam allergies on individual patients and the healthcare system. She then discusses the classification system for the different types of hypersensitivity reactions. Next, Dr. Ward discusses the various dermatologic manifestations of an acute drug allergy. Dr. Ward then mentions the use of cephalosporins in patients with penicillin allergies. She goes on to explain how beta-lactam allergy testing is performed. Lastly, she relates the importance of updating antibiotic allergy information in the medical chart for effective anti-infective management and care.