13 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 ... Kumfer @AnnKumfer #Wheezing ... #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 ... Central #Peripheral #RadiologyAssistant
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Stridor - Differential ... Hemangiomas • Vocal cord ... stenosis #Stridor #differential ... 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 ... #Upper #Lower #RadiologyAssistant
COPD Physical Exam Likelihood Ratios
Barrel Chest - LR 1.5
Pursed Lip Breathing - LR 2.7
Reduced breath sounds
COPD Physical Exam ... Ratios Barrel Chest ... LR 11.8 Early inspiratory ... #PhysicalExam # ... LRs #diagnosis #pulmonary
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
and/or chills • Wheezing ... Loss of weight • Chest ... obstruction • COPD ... , and inspiratory ... #differential #
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Hypersensitivity Pneumonitis, Respiratory ... Sarcoidosis, NSIP, COP ... HiRes #HighRes #Chest
Soil Related Infections - Differential Diagnosis Framework

Mechanism Of Infection:
 • Wound
 • GI: Ingestion, MUD, Contaminated
Related Infections - Differential ... roots, is a hot spot ... possible fever, chest ... pain, hemoptysis, wheezing ... Soil #Infections #differential