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Selected Gram Positive Bacteria of Clinical Significance

By Jacqueline Sherbuk, MD

November 21st, 2022

Dr. Jacqueline Sherbuk, Assistant Professor at the Morsani College of Medicine Division of Infectious Diseases, presents a review on several important classes of clinically significant gram-positive bacteria. Dr. Sherbuk begins by discussing Staphylococcus aureus, MRSA, and Coagulase negative Staphylococci and some of the clinical syndromes they can cause. Next, Dr. Sherbuk introduces Streptococcus pneumonia and the syndrome of invasive pneumococcal disease. Then, Group A strep pyogenes, the viridans streptococci, and the variant streptococci are related. Also presented are Enterococcus faecalis and vancomycin resistant enterococcus faecium. Lastly, Dr. Sherbuk references Corynebacterium spp., Listeria, Bacillus, and Erysipelothirx spp.

The Spirochetes: Leptospirosis and Relapsing Fever

By Richard L. Oehler, MD

November 14th, 2022

Dr. Richard L. Oehler, Professor of Medicine at the Division of Infectious Diseases, Morsani College of Medicine, reviews two important clinical syndromes caused by Spirochetes. Dr Oehler begins by presenting an actual clinical case of Leptospirosis in a returning traveller from the Caribbean. He then discusses the epidemiology of Leptospira, a widespread zoonotic pathogen that favors temperate and topical climates worldwide.He then relates the life cycle, means of transmission, microbiology, clinical manifestations, and most relevant diagnostic studies. He concludes the leptospirosis section by discussing treatment and prevention . The second case he discusses is a febrile illness in a returning traveler from Jordan. Dr. Oehler goes on to discuss the epidemiology and classification system for relapsing fever (RF), and its broad categorization into tick-borne (endemic) and louse-borne (epidemic) forms. He further describes the characteristics of the soft-shelled Ornithodoros ticks and the Human Body Louse. He then relates the clinical manifestations, diagnostic criteria, and treatment options for each form of RF. Lastly, Dr, Oehler breaks down treatment and prevention strategies for each form of relapsing fever.

Overview of Osteomyelitis

By Margarita Cancio, MD, FACP

November 10th, 2022

Dr. Margarita Cancio, Medical Director of the Infectious Diseases Associates of Tampa Bay, draws on her decades of experience in treating orthopedic infectious to present this overview of the management of infections of bone and joints. She begins by discussing hematogenous osteomyelitis in both children and adults, and differentiates its presentation, microbiology, surgical management, and therapy. Next, she covers contiguous osteo, relating its pathophysiology, diagnosis, and the surgical classification systems associated with it. She then differentiates between bone infections related to open fractures and closed-type fractures. Lastly, she covers prosthetic joint infections and how to interpret histopathological bone protocols.

Overview of Respiratory Viruses

By Ana Velez, MD

October 31st, 2022

Dr. Ana Velez, Associate Professor with the University of South Florida Division of Infectious Diseases, presents an overview of clinically significant respiratory viruses. Dr. Velez mentions several agents including parainfluenza, RSV, Human Metapneumovirus, Influenza A and B, Rhinoviruses, and the non-COVID-19 Coronaviruses. The speaker touches on the seasonality of respiratory viruses, reviews clinical manifestations, epidemiology, prevention and treatment options.

Arboviruses and Zoonotic Infections

By Jacqueline Sherbuk, MD

October 18th, 2022

Dr. Jackie Sherbuk, Assistant Professor at the Division of Infectious Diseases and International Medicine at the USF Morsani College of Medicine presents this Podcast on Viral Zoonotic and Arboviral infections. Medical syndromes discussed includes Rabies, Orf (Ecthyma contagiosum), Herpes B Virus, Alphavirus, Chikungunya, Dengue fever, Yellow fever, West Nile Virus, Japanese Encephalitis, Tick-borne Encephalitis, Hantavirus, California Encephalitis, And Lymphocytic Choriomeningitis virus. Board review type questions are also presented to aid in integrating the information presented in the talk

Guidelines on the Management of C. difficile Infection in Adults

By Cynthia Mayer, D.O., FACOI

October 13th, 2022

Dr. Cynthia Mayer, Infectious Diseases Clinician at the Infectious Diseases Associates of Tampa Bay, presents a review of Clostridium difficile infection. Dr. Mayer reviews the proposed etiologies of C difficile infection. She then covers the clinical presentation of C difficile infection and reviews the relevant examination criteria. Next, Dr. Mayer summarizes the treatment and management options for Clostridium difficile based upon the specific etiology. Lastly, the speaker discusses appropriate infection control management strategies.


By Margarita Cancio, MD, FACP

October 6th, 2022

Dr. Margarita Cancio, Medical Director of the Infectious Diseases Associates of Tampa Bay, presents a talk on the assessment and management of infectious endocarditis. Dr. Cancio begins by reviewing the epidemiology of endocarditis. She then discusses the the microbiology of endocarditis pathogens in both native valve and prosthetic valve disease. The clinical manifestations of endocarditis are next discussed. Following this, Dr. Cancio discusses treatment options. Other issues discussed include culture negative disease, surgical management, CIED infections, cardiac imaging, and antimicrobial prophylaxis.

Sepsis: The Saga Continues

By John Toney, MD, FIDSA

October 6th, 2022

Dr. John Toney, Professor of Medicine at the USF Division of Infectious Diseases, presents an update on Sepsis. Topics presented included the recognition of sepsis and septic shock, the principles of resuscitation, the treatment of infection, the importance of reducing secondary infection rates, and controlling hyperglycemia. Lastly, specific treatments for severe sepsis are also discussed.

Bacteremia: What to do with a Positive Blood Culture

By Richard L. Oehler, MD

September 2nd, 2022

Dr. Richard Oehler, Professor of Medicine at the Division of Infectious Diseases at the University of South Florida Morsani College of Medicine, presents a review of bacteremia. Dr. Oehler begins by reviewing the epidemiology, personal and institutional costs of bacteremia. He then discusses blood culture collection and how false positive blood cultures occur. Next, Dr. Oehler reviews automated blood culture systems and other related identification technology. The speaker then contrasts gram positive and gram negative bacteremia in general and by organism. The management of a positive blood culture with regard to treatment and source control is discussed. Lastly, ways to reduce the incidence of bacteremia are related.

Antibiotic Overview

By Jose Montero, MD

September 1st, 2022

Dr. Jose Montero, Professor and Director of the Antimicrobial Stewardship program at Tampa General Hospital, presents a basic review of antibiotic usage. Focusing on antibacterials, Dr. Montero differentiates the different antimicrobial classes, reviews the spectrum of activity and the common indications for different antibiotic agents. Dr. Montero also covers the most likely adverse reactions that are associated with specific antibiotic classes. Antibacterial agents covered include cephalosporins, other beta-lactams, carbapenems, aminoglycosides, glycopeptides, and beta-lactam-beta-lactamase inhibitors.