Ravi Singh K @rav7ks
1.1M 733 353
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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diagnosis management differential rheumatology activetb aids cardiology endocarditis fever hiv latenttb leukemia pulmonary syndrome tb tuberculosis workup activation aplastic calcium
Lung Abscess - Diagnosis and Management Summary Lung Abscess Etiology: • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... Lung abscess ... Lung Abscess - Clinical ... Leukocytosis, anemia
Nontuberculous Mycobacteria (NTM) Infections Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
- M. abscessus ... chelonae • M abscessus ... Hematologic malignancy ... Bone Marrow - Anemia ... differential #diagnosis #infectiousdiseases
Aplastic Anemia - Overview Who? • M = F • 3 peaks: 1) Childhood 2) 15-25 years 3) >60 years What? • Aplastic anemia
Aplastic Anemia ... Neutropenia - recurrent infections ... Idiopathic • Infections ... Treatment: ... #oncology #hematology
Common Variable Immunodeficiency (CVID) What? CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Chronic lung ... disease • Infectious ... lymphocytic interstitial lung ... autoimmune hemolytic anemia ... hypogammaglobulinemia #immunology #hematology
Tuberculosis Overview 10 million new M. tuberculosis infections/year Facultative intracellular rod-shaped bacteria Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
affecting the lungs ... abscess Primary ... Tuberculosis Treatment ... Initiating Treatment ... Diagnosis #Management #Treatment
Fever Patterns - Differential Diagnosis Framework Continuous Fever: Temp > 38°C with only 1 degree fluctuation in 24
• Abscess, bacteremia ... schistosomiasis • Pyemia ... Endocarditis • Hepatic abscess ... Brucellosis • Liver or lung ... abscess • Sub-acute
Tuberculosis Overview 10 million new M. tuberculosis infections/year Facultative intracellular rod-shaped bacteria Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
affecting the lungs ... abscess Primary ... Tuberculosis Treatment ... Initiating Treatment ... Diagnosis #Management #Treatment
Mycoses HISTOPLASMOSIS • Inhalation of conidia → Yeast → travel to lymph nodes → spread in body • Bird
Histoplasmosis Treatment ... Sinusitis • Brain abscess ... change in the lungs ... nails, bronchi, lungs ... ) #Mycoses #InfectiousDiseases
Ear Pain (Otalgia) - Differential Diagnosis Framework Primary Otalgia - Pain that originates from the ear
associated with infection ... (90%), Fungal infections ... (caries, abscess ... subdural hematoma, lung ... Otalgia #Ear #Pain #Otology
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 ... infarction • Infectious ... Leukocytosis, anemia
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