19 results
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
20/min, shallow breathing ... Pulmonary Causes ... • Asthma • COPD ... Pneumothorax • Upper airway ... • Hypovolemic shock
Tracheal Descent Sign

Paradoxical inward movement of the trachea during inspiration. Seen in this COPD patient in
Seen in this COPD ... clinical #video #physicalexam ... #respiratory #pulmonary ... #breathing #Trachea ... #COPD
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Hemangiomas • Vocal cord ... Anaphylaxis • Vocal cord ... differential #diagnosis #causes ... #pulmonary #airway ... #physicalexam
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
pHTN, Advanced COPD ... Pressure Vent, pHTN, Shock ... • Airway Disease ... : Asthma, COPD, ... Differential #Diagnosis #causes
COPD Physical Exam Likelihood Ratios
Barrel Chest - LR 1.5
Pursed Lip Breathing - LR 2.7
Reduced breath sounds
COPD Physical Exam ... 1.5 Pursed Lip Breathing ... SatyaPatelMD #COPD ... #PhysicalExam # ... LRs #diagnosis #pulmonary
Hoover's Sign

Hoover’s sign refers to inward movement of the lower rib cage during inspiration- instead of
associated with COPD ... COPD, and more specifically ... Hoovers #Sign #Pulmonary ... #COPD #PhysicalExam ... Video #Clinical #Breathing
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
Normal The respiratory ... because narrowed airways ... bronchitis, and COPD ... #Pulmonary #Abnormalities ... Abnormal #Diagnosis #PhysicalExam
COPD phenotypes:  Blue Bloaters vs. Pink Puffers
The two most stereotypical forms of COPD are pink
COPD phenotypes: ... stereotypical forms of COPD ... clearance and airway ... overlap syndrome of COPD ... #Diagnosis #COPD
Differential Diagnosis of Wheezing
 • Extrathoracic (wheezing Is typically inspiratory): Anaphylaxis, Vocal cord pathology, Laryngeal stenosis,
wheezing Is typically inspiratory ... Anaphylaxis, Vocal cord ... Intrathoracic, upper airway ... Differential #Diagnosis #Causes ... #pulmonary
An Algorithm for the Diagnosis of Wheezing and Stridor

Stridor: Louder, constant-pitch sound over central airways
Wheezing: Musical
sound over central airways ... Autoimmune: GPA Lower Airway ... Bronchoconstriction: Asthma, COPD ... Peribronchial pulmonary ... Stridor #Noisy #Breathing