13 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung ... ILD caused by inhalation ... lung disease (RB-ILD ... Churg Strauss syndrome ... #ILD #diagnosis
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Causes of Interstitial ... Differential Diagnosis ... space Infection ... #ILD #Causes #Differential ... #Diagnosis #Algorithm
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
lung diseases ... PSS: Sjogren syndrome ... ConnectiveTissueDiseases #ILD ... LungDisease #CTILD #Diagnosis ... #Differential #Comparison
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... - Differential Diagnosis ... : • 3 syndromes ... fever, rales, interstitial ... #Infections #HIV
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Bilateral B-Lines in case ... lung disease, interstitial ... diffuse infections ... NOT definitively diagnose ... #ultrasound
COVID-19 Findings on Lung ultrasound
 - Thickened pleural line
 - B lines (multifocal, discrete, or confluent)
19 Findings on Lung ... ultrasound - ... infection; alveolar ... interstitial syndrome ... #Diagnosis #Signs
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
to Eosinophilic Lung ... Hypereosinophilic Syndrome ... , CNS, skin • Infectious ... #differential #diagnosis ... #comparison #table
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Chronic lung ... Granulomatous lymphocytic interstitial ... lung disease (GLILD ... : Pneumonia • Autoimmune ... DDX - Other causes
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
Amiodarone Induced Lung ... Direct cytotoxic lung ... respiratory distress syndrome ... failure - Infectious ... Exclusion of other ILDs
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
- Differential Diagnosis ... Causes: • Still's ... fever • Hyper-IgD ... Brucellosis • Liver or lung ... #Differential #Diagnosis