2529 results
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
CT Patterns - Differential ... Hypersensitivity, Acute Eos PNA ... COP, Chronic Eos PNA ... Lymphocytic Int PNA ... #CT #Patterns #Differential
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
- Eosinophilic PNA ... Cryptogenic organizing PNA ... diagnosis #pulmonary #differential
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
Hemoptysis - Differential ... Paragonimus westermani, PNA ... #Hemoptysis #Differential
Massive Hemoptysis - Differential Diagnosis Framework and Management
Definition: 150-600 mL over 24 hours
Differential Diagnosis:
 • Tracheobronchial:
Massive Hemoptysis - Differential ... over 24 hours Differential ... • Parenchymal: PNA ... Massive #Hemoptysis #Differential
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Generalized Weakness - Differential ... Influenza, EBV, PNA ... Generalized #Weakness #Differential
Autoimmune Hemolytic Anemia (AIHA)

WARM AHA
- Primary - Idiopathics
- Secondary
Infectious
 • Viral- HIV, EBV, HCV, HEV
 •
EBV • Viral PNA ... AIHA #Diagnosis #Differential
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Hemoptysis - Differential ... TB, Necrotizing PNA ... #Hemoptysis #Differential
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
and Management Differential ... • Aspiration/PNA
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
pulm edema not PNA ... Differential Bilat
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Infection: TB, NTM, PNA ... Laboratory: • ANA ... Bronchiectasis #pulmonary #differential