10 results
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
infections/year ... • Pulmonary fibrotic ... (NTM) • Fungal ... emboli • Lung abscess ... #Management #Treatment
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... • CD4 < 200: Pulmonary ... /- High res CT chest ... , AFB), TB PCR sputum ... ID_fellows #Pulmonary
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
infections/year ... • Pulmonary fibrotic ... (NTM) • Fungal ... emboli • Lung abscess ... #Management #Treatment
Pulmonary Tuberculosis - Patterns of Involvement
 • Scarring, Nodules and Consolidation
    - Lobar
Pulmonary Tuberculosis ... spread of MTB infection ... • Cavitation, Abscess ... #Tuberculosis # ... TB #Patterns #chest
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... (TB, Fungal) ... Honeycombing: Idiopathic Pulmonary ... #HighRes #Chest ... Differential #Diagnosis #pulmonary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... polymicrobial infection ... Prevotella • Fungal ... westermani • Other: TB ... #pulmonary #differential
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Mycobacterium tuberculosis ... Illnesses: • Pulmonary ... Kansasii: • Mimics TB ... • Dyspnea, • Chest ... patients with typical tuberculosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... Pseudomonas FUNGAL ... infiltrates, mimicking TB ... Microsporidium #Lung #Infections ... #HIV #AIDS #pulmonary
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Assess functional ... perform own ADLs - Highest ... Skin exam for infection ... change CV risk Chest ... medical and surgical management
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
aches, joint pain, chest ... Diagnosis: • Direct fungal ... Sinusitis • Brain abscess ... arthroconidia; the fungus ... #Diagnosis #Management