45 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
bronchiolitis (RB-ILD ... Hypersensitivity pneumonitis ... HRCT #ChestCT #Differential ... #Table #Distribution ... #Upper #Lower #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis ... : ill defined centrilobular ... Hypersensitivity pneumonitis ... Pattern #Comparison #Table ... #RadiologyAssistant
Lung Nodules - Differential Diagnosis by Distribution
 • Centrilobular: Hypersensitivity Pneumonitis, RB-ILD, Pneumoconiosis, Infectious Bronchiolitis, Vasculitis,
Lung Nodules - Differential ... Hypersensitivity Pneumonitis ... , RB-ILD, Pneumoconiosis ... , TB, fungal), Septic ... Lung #Nodules #Differential
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Hypersensitivity pneumonitis ... Hypersensitivity pneumonitis ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver Lesions ... #Hepatic #Ultrasound ... POCUS #radiology #differential ... diagnosis #comparison #table ... #appearance #hepatology
Appearance of Liver Lesions on Computed Tomography (CT) - Arterial Phase, Portal Venous Phase and Delayed
Appearance of Liver Lesions ... Dysplastic nodule, Hepatic ... CT #radiology #differential ... diagnosis #comparison #table ... #appearance #hepatology
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
Septic emboli Septic ... present as multiple ill-defined ... demonstrates more lesions ... wegde-shaped peripheral lesions ... SepticEmboli #Cavity #RadiologyAssistant
Summary of Coagulation Deficiencies
Inherited:
 • Hemophilia A - Deficiency of Factor VIII
 • Hemophilia B -
celiac disease, CF, IBD ... Medications - Heparin ... • Acute DIC - Septic ... Deficiencies #Summary #table ... comparison #diagnosis #hematology
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Tests (LFTs) - Differential ... Diagnosis Framework Mild ... liver) • Non-hepatic ... #Tests #LFTs #Differential ... #Diagnosis #hepatology
Liver Disease in Pregnancy
Intrahepatic Cholestasis of Pregnancy (ICP)
 • Onset/Trimester: 25-32 weeks
 • Typical clinical features:
: <5 mg/dL • Hepatic ... imaging: Hepatic ... if severe • Hepatic ... Disease #Pregnancy #hepatology ... hepatitis #comparison #differential