24 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Cavitary Lung Disease ... - Differential Diagnosis ... abscess, Necrotizing ... #Disease #Diagnosis ... Algorithm #lesion #pulmonary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung abscess ... Abscess Diagnosis ... Prevotella • Fungal ... #Abscess #pulmonary
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
of a cavitating lung ... abscess (TB, fungal ... staph aureus) T = trauma ... bronchogenic cyst #Diagnosis ... #Differential #Lung
Hemoptysis Differential Diagnosis Framework
Cardiovascular: Pulmonary embolism, Heart failure, Vasculitis, Valvular disease, Arteriovenous malformation
Pulmonary - Airway: Bronchitis,
Hemoptysis Differential Diagnosis ... Vasculitis, Valvular disease ... Parenchyma: Pneumonia, Lung ... abscess, Tuberculosis ... , Fungal infection
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's ... Differential Diaqnoses ... Complications: MAS ... hepatitis • Pulmonary ... #treatment #rheumatology
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
- Differential Diagnosis ... Foreign Bodies • Trauma ... westermani, PNA, Lung ... abscess, Aspergillosis ... syndrome • Valvular Disease
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
in 24h Airway disease ... Necrotizing PNA, Abscess ... Ebola, Dengue), Fungal ... hemoptysis • Trauma ... #pulmonary #causes
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Diagnosis Of NTM ... Lung Disease: ... Exclusion of other diagnosis ... #differential #diagnosis ... #infectiousdiseases
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
Mycobacterium abscessus ... likely to cause pulmonary ... with underlying lung ... Mycobacterium #diagnosis ... #differential #infectiousdiseases
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
Sinusitis • Brain abscess ... change in the lungs ... nails, bronchi, lungs ... ) #Mycoses #InfectiousDiseases ... #Fungal #Diagnosis