14 results
Differential Diagnosis of Wheezing
 • Extrathoracic (wheezing Is typically inspiratory): Anaphylaxis, Vocal cord pathology, Laryngeal stenosis,
Differential Diagnosis ... Is typically inspiratory ... Anaphylaxis, Vocal cord ... #Differential # ... Diagnosis #Causes #pulmonary
An Algorithm for the Diagnosis of Wheezing and Stridor

Stridor: Louder, constant-pitch sound over central airways
Wheezing: Musical
expiration Inspiratory ... Bronchoconstriction: Asthma, COPD ... Peribronchial pulmonary ... Noisy #Breathing #differential ... diagnosis #algorithm #pulmonary
Wheezing - Differential Diagnosis Framework - Not all that wheezes is asthma
Vibrations of turbulent flow against
Wheezing - Differential ... associated with inspiratory ... bronchi: - Asthma/COPD ... #Differential # ... Diagnosis #Framework #pulmonary
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
and cardiogenic pulmonary ... organizing pneumonia (COP ... HRCT #ChestCT #Differential ... #Table #Distribution ... Central #Peripheral #RadiologyAssistant
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Stridor - Differential ... High-pitched, variable respiratory ... • Recurrent respiratory ... diagnosis #causes #pulmonary ... #airway #physicalexam
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
centrilobular emphysema - Respiratory ... - Aspiration - Pulmonary ... HRCT #ChestCT #Differential ... #Table #Distribution ... #Upper #Lower #RadiologyAssistant
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
SOB, sinusitis, wheezing ... Syndrome (> 6 mo) - Respiratory ... Lung #Diseases #pulmonary ... #differential # ... diagnosis #comparison #table
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Respiratory bronchiolitis ... Diagnosis #Radiology #Pulmonary ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
and/or chills • Wheezing ... obstruction • COPD ... rhonchi, scattered wheezing ... , and inspiratory ... #differential #
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... The table summarizes ... called cryptogenic (COP ... Diagnosis #Radiology #Pulmonary ... #Table #RadiologyAssistant