Ravi Singh K @rav7ks
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Academic Hospitalist and Program Director @SinaiBmoreIMRes, Medicine clerkship director GW School of Medicine and Health Sciences RMC at Sinai, Clinical reasoning,Simulation and POCUS enthusiast - https://twitter.com/rav7ks
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Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
: • HIV • Recent ... abscess Primary ... Treatment: Active ... Initiating Treatment ... #Management #Treatment
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
: • HIV • Recent ... abscess Primary ... Treatment: Active ... Initiating Treatment ... #Management #Treatment
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... Lung abscess ... Leukocytosis, anemia ... westermani • Other: TB
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Mycobacterium tuberculosis ... mucogenicum • HIV ... Kansasii: • Mimics TB ... Bone Marrow - Anemia ... differential #diagnosis #infectiousdiseases
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
• Lymphoma • TB ... • Disseminated tuberculosis ... Yellow fever • Tuberculous ... Night Sweats: • TB ... Brucellosis • Liver or lung
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... infiltrates, mimicking TB ... 100% of cases), anemia ... #Infections #HIV ... differential #diagnosis #infectiousdiseases
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
Antimicrobial treatment ... 80% sensitive Tuberculous ... - Hemorrhage, tuberculomas ... , or abscesses ... opportunistic #InfectiousDiseases
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Infectious: • Pre-existing ... devices (CIED) Non-Infectious ... verrucous) • Lung ... Leukocytosis, anemia ... diagnosis #management #cardiology
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
, verrucous) - Lung ... Leukocytosis, anemia ... hematuria, + RF Treatment ... Differential #Diagnosis #cardiology ... #infectiousdiseases