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Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
cardiogenic pulmonary edema ... Central #Peripheral #RadiologyAssistant
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
consolidation is pulmonary edema ... called cardiogenic edema ... non-cardiogenic edema ... non-cardiac pulmonary edema ... #Differential #RadiologyAssistant
Pathogenesis of Edema in Heart Failure (Cardiac Edema)

#Edema #CHF #HeartFailure #Pathophysiology
Pathogenesis of Edema ... Failure (Cardiac Edema ... ) #Edema #CHF
Grades of Pitting Edema

 0+ No pitting edema 
 1+ Mild pitting edema. 2 mm depression
Grades of Pitting Edema ... 0+ No pitting edema ... + Mild pitting edema ... Moderate pitting edema ... severe pitting edema
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Aspiration - Pulmonary edema ... #Upper #Lower #RadiologyAssistant
CEAP Classification of Chronic Venous Disorders
C1: Telangiectasia, Reticular Veins
C2: Varicose Veins
C3: Edema
C4a: Pigmentation and/or eczema
C5: Healed
Varicose Veins C3: Edema ... Pigmentation and/or eczema
Pitting vs Non-Pitting Edema: Differential Diagnosis
For pitting edema: there's generally an issue with :
  ↑
vs Non-Pitting Edema ... Diagnosis For pitting edema ... inflammation Non-pitting edema ... Pitting #NonPitting #Edema
Causes of Orthopnea - Differential Diagnosis Framework

 • Fear and Anxiety
 • Pleural Effusion
 • Ascites
• Pulmonary Edema ... Noncardiogenic pulmonary edema ... Cardiogenic pulmonary edema ... Diaphragmatic pulmonary edema
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
cardiogenic pulmonary edema ... SeptalThickening #CHF #RadiologyAssistant
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Noncardiogenic Pulmonary Edema ... Noncardiogenic pulmonary edema ... of peripheral edema ... altitude pulmonary edema ... unilateral pulmonary edema