22 results
Forced vital capacity (FVC) curves comparing normal, obstructive, and restrictive disorders. Curves are as they appear
commonly available spirometers ... #Diagnosis #Pulmonary ... #Spirometry #FVC ... Restrictive #Normal #Comparison
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
Patterns of pulmonary ... For comparison, ... Diagnosis #PFTs #Spirometry ... Loops #Patterns #Comparison ... #Normal #pulmonary
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Variably abnormal spirometry ... bronchodilator, Spirometry ... Persistently abnormal spirometry ... #Asthma #COPD #comparison ... #Diagnosis #pulmonary
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
centrilobular emphysema - Respiratory ... - Aspiration - Pulmonary ... Diagnosis #Radiology #Pulmonary ... #Upper #Lower #RadiologyAssistant
Asthma
Chronic lung disease characterized by airway inflammation, airway and variable expiratory air flow obstruction
There are 2
airway and variable expiratory ... Reversibility on spirometry ... Asthma #diagnosis #pulmonary
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Respiratory bronchiolitis ... Nodular #Pattern #Comparison ... #Table #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Respiratory bronchiolitis ... Diagnosis #Radiology #Pulmonary ... #Differential #Comparison ... #Table #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Diagnosis #Radiology #Pulmonary ... Differential #Diagram #Comparison ... Emphysema #SignetRing #RadiologyAssistant
Comparison of Pathologic Breathing Patterns
Biot's respiration aka ataxic respiration:
 - Periodic breathing: hyperpnea (or normopnea) and
Comparison of Pathologic ... of the brain (respiratory ... Breathing #Patterns #Respiratory ... #pulmonary #diagnosis ... #comparison #biots
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
predominance: Respiratory ... Hypersensitivity pneumonitis, Respiratory ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant