25 results
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... • Infectious Causes ... polyangiitis, Sarcoidosis ... Dermatomyositis, Lung ... #pulmonary
Sarcoidosis
Stage 1 - Bilateral LAD without involvement of lung parenchyma
Stage 2 - Bilateral LAD with involvement
Sarcoidosis Stage ... 4 - Fibrosis Pulmonary ... #Diagnosis #Stages ... #Staging #Signs ... #Symptoms #Summary
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... granulomas within the lungs ... are not caused ... e.g. incidental CXR ... #Signs #Symptoms
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
enlargement • Sarcoidosis ... Adrenals: • Lung ... Serum DHEAS Diagnosis ... endocrinology #diagnosis ... #signs #symptoms
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
skin thickening Signs ... and Symptoms: ... (interstitial lung ... Scleroderma #SSc #rheumatology ... #diagnosis #signs
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
extrapulmonary cases ... Clinical Signs ... years - May have signs ... pulmonary TB PE ... tissue damage - CXR
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... Sarcoidosis - at ... nodular interstitial lung ... #Clinical #Diagnosis ... #Radiology #CXR
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
pleural effusion on CXR ... inflammation tends to cause ... disease/pulmonary ... pathophysiology #signs ... #symptoms #diagnosis
Extrapulmonary manifestations of COVID-19
 • Neurologic: Headaches, Dizziness, Encephalopathy, Guillain-Barré, Ageusia, Myalgia, Anosmia, Stroke
 • Renal:
vein thrombosis, Pulmonary ... ischemia, Acute cor ... pulmonale • Endocrine ... Extrapulmonary #Diagnosis ... #Signs #Symptoms
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
- Differential Diagnosis ... blood cells in the lung ... • Signs/Symptoms ... • Signs/Symptoms ... #differential #diagnosis