67 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Cavitary Lung Disease ... Acute / Subacute ... Necrotizing Pneumonia ... #Disease #Diagnosis ... #pulmonary #differential
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
yersinia/rats, Q fever ... ) - Returning travelers ... Eosinophilic PNA (acute ... or chronic) ... #diagnosis #pulmonary
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Frequent Differential Diagnoses ... , acute HIV infection ... Cough, dyspnea - Pneumonia ... , Lassa fever, acute ... #differential #diagnosis
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
• Idiopathic pulmonary ... (DIP), Acute interstitial ... : Acute, Chronic ... #diagnosis #differential ... #pulmonary #causes
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Diseases - Pneumonia ... - Nodular - Acute ... Glass Opacity - Chronic ... #Patterns #Lung ... #Differential #Diagnosis
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
to Eosinophilic Lung ... DiseasesAcute ... Fungal, parasites; Travel ... #Diseases #pulmonary ... #differential #diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Framework Disease ... angioinvasive disease ... Abdominal pain, chronic ... Infections #HIV #AIDS #pulmonary
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Diagnosis Algorithm ... leaking out of pulmonary ... , Beomycin • Acute ... or Chronic Radiation ... #Algorithm
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
to Infectious Disease ... Diagnosis in a ... association • How long ... → Leptospirosis ... Rabies, cat scratch fever
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... • Leptospirosis ... • Malaria • Leptospirosis ... Brucellosis • Liver or lung ... #Differential #Diagnosis