10 results
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - ... Differential Diagnosis ... ) • Abnormal CXR ... refer + order CT ... disease #Chronic
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... pneumonia • Chronic ... dyspnea, productive cough ... CT Lung Abscess ... westermani • Other: TB
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
cough • Hypoxia ... • Infection: TB ... Nasal polyps and signs ... CT) • Broncho-arterial ... mycobacteria 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
infection • Pulmonary fibrotic ... • Silicosis • Chronic ... • Productive cough ... 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
infection • Pulmonary fibrotic ... • Silicosis • Chronic ... • Productive cough ... and Culture • CXR ... • Check CXR and
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Framework Disease ... • CT: Halo sign ... Abdominal pain, chronic ... infiltrates, mimicking TB
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
disease/pulmonary ... fibrosis (mechanism ... Dyspnea + dry cough ... pathophysiology #signs ... #symptoms #diagnosis
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
Typical Symptoms: cough ... *Chronic HFrEF may ... Chest x-ray: signs ... of CXR congestion ... coronary artery disease
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
lung disease ... Kansasii: • Mimics TB ... - Cough and lung ... Lung Disease: ... Imaging, high res CT
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
granulomas within the lungs ... e.g. incidental CXR ... Pulmonary: dyspnea, cough ... , chest pain 3 ... #Management #Signs