6 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... by A-a Gradient ... Normal A-a Gradient ... neuromuscular disease, ↓ chest ... #pulmonary #Aa
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Gradient A-a gradient ... Weakness, Loss of Chest ... Elasticity (flail chest ... Left Shunt - Anatomic ... Hypoxia #hypoxemia #differential
Paradoxical Breathing on Physical Exam

Paradoxical breathing is often a sign of breathing problems. It causes the
breathing is often a ... Paradoxical #Breathing #PhysicalExam ... #respiratory #clinical ... #video #pulmonary ... #peds #pediatrics
Paradoxic Breathing in Pediatric Respiratory Distress - Improved after nebulizers and HFNC

Inward chest wall movement with
HFNC Inward chest ... expiration as a ... Paradoxical #Pediatrics #Peds ... #clinical #Video ... #Pulmonary #PhysicalExam
Palpable Skin Crepitus on Physical Exam

Notice these air bubbles under the skin. An 86-year-old woman with
chest tube.⁠ ... along pressure gradients ... connecting fascial and anatomic ... Subcutaneous #Emphysema #PhysicalExam ... #Clinical #Video
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
murmur 3/6) - Pulmonary ... event, follow ACC algorithm ... Change in clinical ... days before Pulmonary ... change CV risk Chest