10 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
These include: - Emphysema ... #Diagnosis #Radiology ... LowAttenuation #Differential ... TractionBronchiectasis #Cysts #Emphysema ... #SignetRing #RadiologyAssistant
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
, like cyst, cavity ... pneumatocele, emphysema ... with a thin wall Emphysema ... #CXR #Lucency #Differential ... #Diagnosis #Radiology
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... (centrilobular emphysema ... Pulmonary edema #Diagnosis ... HRCT #ChestCT #Differential ... #Upper #Lower #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the surrounding lung ... associated pulmonary emphysema ... Radiology #CTChest #Cavity ... #Cyst #Emphysema ... #Comparison #RadiologyAssistant
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea - Differential ... Diagnosis Algorithm ... Atelectasis • Emphysema ... • Interstitial lung ... #Diagnosis #Algorithm
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
Actinomyces spp., NHL; Lung ... Parapneumonic effusion; empyema ... pneumonia • Cavitary ... pulmonary #diseases #differential ... #diagnosis #chestCT
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Traumatic Red Eye - Differential ... Diagnosis Algorithm ... , subcutaneous emphysema ... reduced visual acuity ... #Diagnosis #Algorithm
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
low attenuation (emphysema ... cystic) Where is it located ... bronchiectasis) #Diagnosis ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
Honeycombing is defined by the presence of small cystic spaces with irregularly thickened walls composed of
and subpleural lung ... from paraseptal emphysema ... #Diagnosis #Radiology ... #Honeycombing #Differential ... #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... centrilobular emphysema ... throughout the whole lung ... #Clinical #Diagnosis ... Fibrosis #Mimic #ILD #RadiologyAssistant