13 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
), Cryptogenic organizing ... pneumonia (COP) ... (DIP), Acute interstitial ... : Acute, Chronic ... ILD #diagnosis #differential
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
- Lung neoplasms ... diseases like organizing ... pneumonia (OP) ... proteinaceous material ... Radiology #Pulmonary #CXR
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
disease-associated interstitial lung ... OP: organizing pneumonia ... AIP: acute interstitial ... pneumonia. ... CTILD #Diagnosis #Differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• Pleuritic CP ... • Pleuritic chest ... Lymphadenopathy, Chest ... breath, Fatigue, Chest ... : • Chest pain
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... , COP, Chronic Eos ... Sarcoidosis, NSIP, COP ... HiRes #HighRes #Chest
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
densities in both lungs ... dealing with the differential ... pneumonia (OP) ... Clinical #Radiology #CXR ... #Distribution #Organizing
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... Organizing pneumonia ... (OP) - multiple ... nodular interstitial lung ... Diagnosis #Radiology #CXR
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
heart failure, COPD ... , Lung cancer, Primary ... Evaluation: Imaging (CXR ... /- High res CT chest ... diagnosis #evaluation #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
necrosis (7-14 days later ... disease: Pleuritic chest ... Blood cultures • CXR ... level seen • Chest ... treatment until the chest
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
, organizing pneumonia ... toxicity (e.g., acute ... Pleuritic chest ... reticular opacities on chest ... LDH • ↑ ESR, CRP