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

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Stridor - Differential ... High-pitched, variable respiratory ... stenosis #Stridor #differential ... diagnosis #causes #pulmonary ... #airway #physicalexam
Hoover's sign on Physical Exam
Paradoxical retraction of the lower intercostal spaces on inspiration
Pulmonary hyperinflation → flattening
on inspiration Pulmonary ... the lower rib cage ... Hoovers #sign #PhysicalExam ... Video #Breathing #Respiratory ... #pulmonary
Paradoxical Respirations in Diaphragmatic Paralysis

Note the paradoxical movement of the abdomen during inspiration. The accessory inspiratory
The accessory inspiratory ... raising the rib cage ... Clinical #Video #PhysicalExam ... #Pulmonary #Respiratory
Flail Chest on Physical Exam
Flail chest after 3 or more ribs are broken in 2 areas
3 or more ribs are ... #Flail #Chest #PhysicalExam ... #Breathing #respiratory ... clinical #video #Pulmonary
Trauma - Paradoxical Breathing in Flail Chest 
It occurs when multiple adjacent ribs are broken in
adjacent ribs are ... Video #Clinical #PhysicalExam ... #Pulmonary #Respiratory
Flail Chest with Paradoxical Breathing on Physical Exam

Missing this is not acceptable when you are in
acceptable when you are ... Paradoxical #Breathing #respiratory ... #PhysicalExam # ... video #trauma #pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Gradient = (Patient's Age ... gradient to normal age ... A-a Gradient ≤ Age-Adjusted ... Hypoventilation: CNS of Respiratory ... Hypoxia #hypoxemia #differential
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Hypoxemic Respiratory ... Failure - Differential ... lung diseases, pulmonary ... failure • There are ... Failure #hypoxia #Differential
Flail Chest on Physical Exam
Flail chest occurs when 3 or more ribs are broken in at
3 or more ribs are ... #Flail #Chest #PhysicalExam ... #Breathing #respiratory ... clinical #video #Pulmonary
Hypoxemia vs Hypoxia
Hypoxemia - Partial pressure of arterial oxygen (PaO2) is below normal
Hypoxia - Insufficient oxygen
hypoxemia - Tissues are ... hypoxia #hypoxemia #differential ... #diagnosis #comparison ... #pulmonary