13 results
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Stridor - Differential ... Diagnosis Framework ... Ludwig's angina Trauma ... #pulmonary #airway ... #physicalexam
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
Occasional sighs ... bronchitis, and COPD ... #Pulmonary #Abnormalities ... #Abnormal #Diagnosis ... #PhysicalExam
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
Tachypnea - Differential ... Diagnosis Framework ... rate > 20/min, shallow ... • Asthma • COPD ... #Diagnosis #pulmonary
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... severity Acute Respiratory ... lung sliding COPD ... #differential # ... diagnosis #signs
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT Patterns ... - Differential ... Diagnosis Framework ... Hypersensitivity Pneumonitis, Respiratory ... Diagnosis #pulmonary
Pertinent Chest x-ray Findings in the Trauma Patient and Implications
Respiratory distress without x-ray findings - Central
Findings in the Trauma ... Implications Respiratory ... Gastrointestinal (GI) gas pattern ... cxr #chestxray #trauma ... #diagnosis #signs
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... reversed halo sign ... adenocarcinoma in situ; COP ... +Upper respiratory ... #Diagnosis #Pulmonary
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
obstruction • COPD ... Nasal polyps and signs ... parenchyma Diagnosis ... #differential # ... diagnosis
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... disorder (Cardiac, pulmonary ... Lack of UMN/LMN signs ... changes - Common pattern
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Diagnosis Framework ... upper and lower respiratory ... purpura: strong sign ... - (C-ANCA) pattern ... - (P-ANCA) pattern