15 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Imaging: • CXR ... , cavities • HRCT ... - Diagnosis: ... #COP #BOOP #pulmonary ... #ILD #diagnosis
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung ... Idiopathic pulmonary ... (COP), Respiratory ... lung disease (RB-ILD ... #ILD #diagnosis
Approach to the diagnosis of chronic hypersensitivity pneumonitis. 
*Consider additional test: bronchoscopy with bronchoalveolar lavage, transbronchial
pneumonitis; HRCT ... tomography; UIP = usual interstitial ... pneumonia. ... #pneumonitis #pulmonary ... #HP #ILD
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... lung disease comes ... On a Chest X-Ray ... lung disease and ... #Pulmonary #CXR
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
lung diseases ... OP: organizing pneumonia ... ConnectiveTissueDiseases #ILD ... LungDisease #CTILD #Diagnosis ... Comparison #Table #Pulmonary
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
morphologic findings on HRCT ... of NSIP, UIP, OP ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #ILD #Findings
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • Pleuritic CP ... fever, rales, interstitial ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Disease (Asthma, COPD ... Limitation • Interstitial ... lung disease ... Malformation • Severe Pneumonia ... Abnormalities • Chest
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
- Differential Diagnosis ... Thickening/Masses Chest ... Alveoli • Pneumonia ... Interstitium ... • ILD • CHF
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
heart failure, COPD ... , Lung cancer, Primary ... Lymphocytic or lymphoid interstitial ... /- High res CT chest ... HIVAIDS #workup #diagnosis