14 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
life • History: cough ... - Imaging: • CXR ... Rare: pleural effusions ... , pleural thickening ... pulmonary #ILD #diagnosis
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
Cough - Diagnostic ... Disease: Asthma, COPD ... ILD Malignancy: Lung ... Dz, Malignant effusion ... #Differential #Algorithm
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Algorithm Ventilation ... Disease (Asthma, COPD ... • Interstitial lung ... Neuromascular Weakness • Pleural
Pleural fluid
It takes about 200-300 ml of fluid before it comes visible on an CXR (figure).
About
visible on an CXR ... #Diagnosis #Radiology ... #Effusion #Hidden ... #Volume #Diagram ... #RadiologyAssistant
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
friction rub audible Lungs ... effusion on CXR ... cause interstitial lung ... Dyspnea + dry cough ... signs #symptoms #diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • Pleuritic CP ... Focal pneumonia, pleural ... effusion, or bronchitis ... #differential #diagnosis
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
densities in both lungs ... non-productive cough ... organizing pneumonia (OP ... Clinical #Radiology #CXR ... OrganizingPneumonia #BOOP #RadiologyAssistant
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
Typical Symptoms: cough ... : weight gain, lung ... edema, bilateral pleural ... effusions). 1/5 ... → no signs of CXR
Based on the images alone, it is usually not possible to determine the cause of the
a patient with cough ... nodular interstitial lung ... #Clinical #Diagnosis ... #Radiology #CXR ... Consolidation #Causes #RadiologyAssistant
Assessment of Chest Tube Drains
Stepwise assessment of Chest Tube Function
TUBE POSITIONING
 • Look at the CXR:
• Look at the CXR ... since a prior CXR ... is within the pleura ... Have the patient cough ... ChestTube #Drains #Diagnosis