38 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
bronchiolitis (RB-ILD ... is seen in: - UIP ... Pulmonary edema #Diagnosis ... #Radiology #Pulmonary ... #Differential #Table
It is usually easy to recognize the pattern of UIP on HRCT. #Clinical #Radiology #CTChest #UIP
the pattern of UIP ... #Clinical #Radiology ... #CTChest #UIP # ... #Interstitial #Pneumonitis ... #ILD #RadiologyAssistant
HRCT findings in UIP
Honeycombing consisting of multilayered thick-walled cysts.
Architectural distortion with traction bronchiectasis due to fibrosis.
Predominance
HRCT findings in UIP ... lymphadenopathy #Clinical ... #Radiology #CTChest ... #UIP #UsualInterstitialPneumonitis ... #Interstitial #Pneumonitis
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... listed in the table ... findings of NSIP, UIP ... , OP and LIP have ... #Diagnosis #Radiology
Notice the honeycombing and the preference of the subpleural and basal lung areas. #Clinical #Radiology #CTChest
#Clinical #Radiology ... #CTChest #UIP # ... #Interstitial #Pneumonitis ... #ILD #RadiologyAssistant
Notice the honeycombing and the preference of the subpleural and basal lung areas. #Clinical #Radiology #CTChest
#Clinical #Radiology ... #CTChest #UIP # ... #Interstitial #Pneumonitis ... LowerLungPredominance #ILD
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... central dot. - LIP ... #Clinical #Diagnosis ... #Radiology #CTChest ... Differential #Comparison #Table
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Sign on Chest CT ... edema, severe ILD ... #Bronchogram #Sign ... #diagnosis #radiology ... #clinical
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
UIP with honeycombing ... Chronic stage: - UIP ... #Clinical #Diagnosis ... #Radiology #CTChest ... #UIP #Comparison