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

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
- Differential Diagnosis ... High-pitched, variable respiratory ... • Recurrent respiratory ... #causes #pulmonary ... #airway #physicalexam
Tracheal Descent Sign

Paradoxical inward movement of the trachea during inspiration. Seen in this COPD patient in
Seen in this COPD ... patient in severe respiratory ... clinical #video #physicalexam ... #respiratory #pulmonary ... breathing #Trachea #COPD
First-line therapies for Asthma, Asthma-COPD Overlap and COPD

The diagnosis of COPD, asthma, and ACO initially requires
The diagnosis ... of exposure to respiratory ... and pattern of respiratory ... #Diagnosis #Management ... #Differences #Algorithm
Campbell’s sign or Tracheal Descent in Longstanding COPD

Patients with longstanding COPD may show downward displacement of
in Longstanding COPD ... with longstanding COPD ... Tracheal #Descent #COPD ... trachea #neck #physicalexam ... #pulmonary #respiratory
Hoover’s Sign on Physical Exam

Paradoxical retraction of the lower intercostal spaces on inspiration in this patient
patient in severe COPD ... Hoovers #Sign #PhysicalExam ... clinical #video #pulmonary ... #COPD #respiratory
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Interpretation Algorithm ... Non-Emphysematous COPD ... Emphysematous COPD ... Interpretation #Algorithm ... #diagnosis
Causes of Pediatric Stridor - Differential Diagnosis Algorithm
Present Since Infancy with No Respiratory Distress:
 • Laryngomalacia
Present
- Differential Diagnosis ... Algorithm Present ... Infancy with No Respiratory ... #Algorithm #Causes ... Peds #Pediatrics #Pulmonary
COPD Physical Exam Likelihood Ratios
Barrel Chest - LR 1.5
Pursed Lip Breathing - LR 2.7
Reduced breath sounds
COPD Physical Exam ... LR 11.8 Early inspiratory ... #PhysicalExam # ... LikelihoodRatios #LRs #diagnosis ... #pulmonary
Pulmonary Function Testing (PFT) Interpretation Algorithm

Restrictive Lung Disease:
 • Chest wall or neuromuscular disorders
 • Interstitial
Pulmonary Function ... Interpretation Algorithm ... MatthewHoMD #Pulmonary ... Interpretation #Algorithm ... #diagnosis #asthma
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
- Differential Diagnosis ... Algorithm Pericardial ... Artery Disease • Stable ... • Asthma • COPD ... #Algorithm #Causes