9 results
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
GERD, Dysphagia, CHF ... ILD Malignancy: Lung ... Atypical Infxn (fungal ... /mycobacterial), ... #Chronic #Differential
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
• Silicosis • Chronic ... infection (NTM) • Fungal ... malignancy, and chronic ... and Culture • CXR ... • Check CXR and
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
• Silicosis • Chronic ... infection (NTM) • Fungal ... malignancy, and chronic ... and Culture • CXR ... • Check CXR and
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
lung disease ... massiliense in CF ... Kansasii: • Mimics TB ... Imaging, high res CT ... differential #diagnosis #infectiousdiseases
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
200: CMV, HSV Mycobacterial ... failure, COPD, Lung ... +/- High res CT ... , AFB), TB PCR sputum ... Infectious Diseases
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
pneumonia • Chronic ... ) • CXR upright ... seen • Chest CT ... Prevotella • Fungal ... westermani • Other: TB
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Pseudomonas FUNGAL ... • CT: Halo sign ... Abdominal pain, chronic ... infiltrates, mimicking TB ... differential #diagnosis #infectiousdiseases
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
• Infection: TB ... in the adjacent lung ... of the affected lung ... high-resolution chest CT ... Nontuberculous mycobacteria
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
presents with acute ... MC: CNS CSF: • ... change in the lungs ... nails, bronchi, lungs ... ) #Mycoses #InfectiousDiseases