88 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung ... Bird fanciers' lung ... (coal workers' lung ... pneumonia: Acute, Chronic ... #diagnosis #differential
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
- Emphysema - Lung ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... Emphysema #SignetRing #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... bronchiolitis (RB-ILD ... Pulmonary edema #Diagnosis ... HRCT #ChestCT #Differential ... #Upper #Lower #RadiologyAssistant
Notice the honeycombing and the preference of the subpleural and basal lung areas. #Clinical #Radiology #CTChest
subpleural and basal lung ... areas. ... Clinical #Radiology #CTChest ... #Pneumonitis #ILD ... #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
HP (right) Differential ... Subacute stage: - RB-ILD ... throughout the whole lung ... #Radiology #CTChest ... #RadiologyAssistant
Notice the honeycombing and the preference of the subpleural and basal lung areas. #Clinical #Radiology #CTChest
subpleural and basal lung ... areas. ... Clinical #Radiology #CTChest ... LowerLungPredominance #ILD ... #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... densities iin the left lung ... cavitation in the right lung ... Radiology #CXR #CTChest ... SepticEmboli #Cavity #RadiologyAssistant
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - ... Differential Diagnosis ... Dyspnea (underlying lung ... lymadenopathy, clubbing, chest ... disease #Chronic
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
Cough - Diagnostic ... Autoimmune Vasculitis, ILD ... Malignancy: Lung ... Schema #Acute #Chronic ... #Differential #
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
very important to differentiate ... diagnosis. ... - Lung neoplasms ... #Diagnosis #Radiology ... RadiologyAssistant