11 results
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... Hypersensitivity Pneumonitis ... #Clinical #Diagnosis ... #Radiology #CTChest ... #UIP #Comparison
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
In daily clinical ... In these cases comparison ... with old fims can ... #Clinical #Radiology ... Redistribution #RadiologyAssistant
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
pneumonia • DM risk ... Pneumonitis 3. ... Lung Abscess - Clinical ... seen • Chest CT ... • Vasculitis (e.g
When a rib fracture heals, the callus formation may create a mass-like appearance (blue arrow).
Sometimes a
Sometimes a CT is ... necessary to differentiate ... #Clinical #Radiology ... #CXR #Old #RibFracture ... #Pseudotumor #RadiologyAssistant
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
CT will also demonstrate ... be high in the differential ... #Clinical #Radiology ... #CTChest #CHF # ... IntersitialEdema #Septal #RadiologyAssistant
Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
Differential Diagnosis ... Clinical • Under-recognized ... May have typical HF ... Avoid ARBs • ICD ... diagnosis #management #cardiology
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
• Domestic and wild ... Food products Risk ... massiliense in CF ... Imaging, high res CT ... NTM #Infections #differential
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
these non-specific CT ... there is a broad differential ... hypersensitivity pneumonitis ... #Clinical #Radiology ... #RadiologyAssistant
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
cut-offs defined in clinical ... useful in high risk ... BAL GM does not differentiate ... setting of GVHD) ID ... Galactomannan #diagnosis #comparison