85 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
) - Langerhans cell ... edema #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Differential #Table
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Langerhans cell ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Langerhans cell ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
Broncho-alveolar cell ... consolidation #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
#Diagnosis #Radiology ... #Pulmonary #HRCT ... #Differential #Table
Blood Product Components, Contents, Volume and Shelf Life

Whole blood (autologous or directed donations) - RBC and
anticoagulant Red cells ... not “packed” red cells ... Packed red cells ... Volume #Hematology #Management ... #Table
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
disease comes from HRCT ... On HRCT there are ... low attenuation (table ... in Langerhans cell ... #Diagnosis #Radiology
Driving Pressure in Mechanical Ventilation

Driving Pressure (delta P) = Pplat - PEEP

Salim R. Rezaie, MD @srrezaie

#DrivingPressure
MechanicalVentilation #CriticalCare ... #Management #Diagnosis ... #Table
Graft-Verus-Host Disease (GVHD) - Quick Reference Sheet
Multisystem disorder that is a common complication of allogeneic hematopoietic
hematopoietic cell ... transplant (HCT ... occurs when immune cells ... Diagnosis #Overview #Management
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
#Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table