45 results
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
feeding vessel sign ... feeding vessel sign ... densities iin the left lung ... cavitation in the right lung ... Radiology #CXR #CTChest
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
heliotrope rash, Shaw sign ... , holster sign, ... Classic triad of ILD ... after 2 years of treatment ... Myositis #diagnosis #rheumatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
or the anterior chest ... (in a V-sign), ... Inverse Gottron’s sign ... anti-NXP2 Abs Lung ... Dermatomyositis #rheumatology
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram Sign ... surrounded by opacified lung ... edema, severe ILD ... #Bronchogram #Sign ... #CT #Lung #Pulmonary
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... extending to the lung ... bronchiectasis, CF, ILD ... #Tram #Track #Sign ... #CT #Lung #Pulmonary
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
skin thickening Signs ... • Pulmonary: ILD ... (interstitial lung ... Scleroderma #SSc #rheumatology ... #diagnosis #signs
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
skin (esp. over areas ... Pericarditis) -> Chest ... friction rub audible Lungs ... cause interstitial lung ... pathophysiology #signs
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Purpura, Urticaria Chest ... effusion, Restrictive lung ... erythematosus #signs ... symptoms #diagnosis #rheumatology
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
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