60 results
More common & convincing pneumonia mimics 

Aspiration pneumonitis, 
Pulmonary vasculitis, 
Acute eosinophilic pneummia,  
Cryptogeric organizing
pneumonitis, Pulmonary ... vasculitis, Acute ... eosinophilic pneummia ... #Differential #Diagnosis ... #Pulmonary
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
• Idiopathic pulmonary ... Sarcoidosis • Vasculitis ... Acute, Chronic • Pulmonary ... Diseases #ILD #diagnosis ... #differential #pulmonary
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Disease, Rheumatoid Vasculitis ... Rheumatoid Nodules, Pulmonary ... Arthritis #RA #diagnosis ... #rheumatology # ... signs #symptoms
Hemoptysis Differential Diagnosis Framework
Cardiovascular: Pulmonary embolism, Heart failure, Vasculitis, Valvular disease, Arteriovenous malformation
Pulmonary - Airway: Bronchitis,
Hemoptysis Differential Diagnosis ... Cardiovascular: Pulmonary ... Heart failure, Vasculitis ... - Parenchyma: Pneumonia ... #Differential #Diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... , Cryptococcal pneumonia ... Constitutional symptoms ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
Non-Resolving Pneumonias ... disorders: - Vasculitis ... Others: - Pulmonary ... #NonResolving #Pneumonia ... #diagnosis #pulmonary
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
lymphoid interstitial pneumonia ... OP: organizing pneumonia ... LungDisease #CTILD #Diagnosis ... Comparison #Table #Pulmonary ... #Rheumatology #
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... ANCA-positive vasculitis ... ANCA-negative vasculitis ... biopsy By Tess Litchman ... #differential #diagnosis
Eosinophilic Pneumonia
When to suspect Eosinophilic Pneumonia? Non-resolving pneumonia + BAL > 25% eosinophils + excluded more
Eosinophilic Pneumonia ... excluded more common diagnoses ... Constitutional Symptoms ... Consolidations AKA "inverse pulmonary ... #diagnosis #pulmonary
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... progressing GN • New pulmonary ... Differential Diagnosis ... Presentation - Systemic Symptoms ... #rheumatology #