49 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
result in decreased lung ... - Lung cysts (LAM ... Diagnosis #Radiology #Pulmonary ... #CTChest #LowAttenuation ... Differential #Diagram #Comparison
Interventional bronchoscopic and surgical treatments for chronic obstructive pulmonary disease (COPD). Overview of various therapies used
chronic obstructive pulmonary ... with COPD and emphysema ... outcomes or comparison ... to lung volume ... VolumeReduction #Bullectomy #Algorithm
Lung Auscultation and Physical Exam Findings in Selected Lung Disorders

#PhysicalExam #Auscultation #Pulmonary #Percussion #Dullness #Fremitus #BreathSounds
Lung Auscultation ... Findings in Selected Lung ... #Auscultation #Pulmonary ... #Transmitted #Comparison ... #Table #Lung #Diagnosis
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... (centrilobular emphysema ... - Aspiration - Pulmonary ... Diagnosis #Radiology #Pulmonary ... #Differential #Table
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
pneumatocele, emphysema ... we describe a chest ... with a thin wall Emphysema ... #Differential #Table ... #Pulmonary #Diagnosis
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Centrilobular emphysema ... Radiology #HRCT #CTChest ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Centrilobular emphysema ... Diagnosis #Radiology #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Centrilobular emphysema ... Radiology #HRCT #CTChest ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Differential Diagnosis Algorithm ... Pneumonia • Pulmonary ... Atelectasis • Emphysema ... • Interstitial lung ... Differential #Diagnosis #Algorithm
Pulmonary Function Testing (PFT) Interpretation Algorithm

Restrictive Lung Disease:
 • Chest wall or neuromuscular disorders
 • Interstitial
Pulmonary Function ... Interpretation Algorithm ... Disease: • Chest ... MatthewHoMD #Pulmonary ... Interpretation #Algorithm