85 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Smoking related diseases ... bronchiolitis (RB-ILD ... HRCT #ChestCT #Differential ... #Upper #Lower #RadiologyAssistant
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
auricular papules Clinical ... severity of the disease ... and ILD • Liver ... increases and ILD ... Phenotype 1
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... to think of the differential ... The old name is ... Diffuse #Multifocal #Differential ... #Table #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
the left some diseases ... bronchiolitis: ill ... #Clinical #Diagnosis ... NodularPattern #Differential ... Comparison #Table #RadiologyAssistant
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... Clinical history ... pseudotumor 4 phenotypes ... #diagnosis #management ... #phenotypes #workup
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
collagen vascular diseases ... #Clinical #Radiology ... RheumatoidArthritis #ILD ... #RadiologyAssistant
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's Disease ... Clinical triad ... fraction < 20% Differential ... autoinflammatory diseases ... #diagnosis #management
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
collagen vascular disease ... #Clinical #Radiology ... Organizing #Pneumonia #ILD ... #RadiologyAssistant
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
Fatigue and IBD ... fatigue despite clinical ... Receptor (sTfR) to differentiate ... fatigue despite disease ... Algorithm #diagnosis #management
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
Presentation: • Mild ... disease: conjunctival ... Severe pulmonary disease ... Epidemiologic exposure + clinical ... diagnosis #treatment #management