27 results
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
and cardiogenic pulmonary ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Differential #Table
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
- Aspiration - Pulmonary ... edema #Diagnosis ... #Radiology #Pulmonary ... #HRCT #ChestCT ... #Differential #Table
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... on HRCT Most of ... low attenuation (table ... #Diagnosis #Radiology ... #Pulmonary #CXR
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
Figure 3 HRCT-LUS ... in normal lung, pulmonary ... #Clinical #Diagnosis ... #HRCT #POCUS #Lung ... #Correlation #Table
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
- Differential Diagnosis ... Infarction • Stable ... • Myocarditis Pulmonary ... Herpes Simplex Virus ... #Differential #Diagnosis
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... morphologic findings on HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Chronic Thromboembolic Pulmonary Hypertension (CTEPH) and Pulmonary Thromboendarterectomy
Chronic Thromboembolic Pulmonary Hypertension
Definition: mean pulmonary-artery pressure > 25mmHg
regurgitation) Diagnosis ... defects • Confirm diagnosis ... Bypass Other Treatment ... recurrent VTE • RCT ... Thromboendarterectomy #diagnosis
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
Aspergillus (IA) - Diagnosis ... eg. allogeneic HSCT ... presentations: • Pulmonary ... this morphology Treatment ... #Management #treatment
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Auto-amplification loop Diagnosis ... Infections+++: Virus ... Unknown cause Treatment ... PTLD), allogeneic HSCT ... #management #treatment
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Pulmonary artery ... parenchyma Diagnosis ... : • HRCT (high-resolution ... mycobacteria Treatment ... #differential #diagnosis