21 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... V/Q Mismatch: ↓Ventilation ... MatthewHoMD #Hypoxemia ... #Hypoxia #Differential ... Diagnosis #Algorithm #pulmonary
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... Algorithm Ventilation ... lung disease • Pulmonary ... #Hypoxia #Differential
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Failure - Differential ... perfusion (Q) and ventilation ... direction leads to hypoxemia ... #Failure #hypoxia ... #Differential #
Paradoxic Breathing in Pediatric Respiratory Distress - Improved after nebulizers and HFNC

Inward chest wall movement with
Breathing in Pediatric Respiratory ... as a results of ventilation ... Paradoxic #Breathing #Respiratory ... Paradoxical #Pediatrics #Peds ... clinical #Video #Pulmonary
Signs and Symptoms of Respiratory Distress Through the Years. 

#signs #symptoms #diagnosis #differential #neonatal #pediatrics #adult
and Symptoms of Respiratory ... symptoms #diagnosis #differential ... pediatrics #adult #peds ... #pulmonary #respiratory
Hypophosphatemia and Hypoxia - Pathophysiology

↓ Phosphate leads to ↓ red cell 2,3-DPG and a  reduction
Hypophosphatemia and Hypoxia ... tissues--> Tissue hypoxia ... weaning from the ventilator ... Weaning from the ventilator ... #pulmonary
Ventilator Troubleshooting Summary
High PIP, nl Pplat:
 - DDx: Tubing problem, Bronchospasm, Secretions
 - Next Steps: Check
Ventilator Troubleshooting ... , Insufficient expiratory ... Bronchodilators/Steroids Hypoxemia ... diagnosis #management #pulmonary ... #mechanical #ventilation
Causes of Pediatric Stridor - Differential Diagnosis Algorithm
Present Since Infancy with No Respiratory Distress:
 • Laryngomalacia
Present
Pediatric Stridor - Differential ... Infancy with No Respiratory ... Since Infancy with Respiratory ... Algorithm #Causes #Peds ... #Pediatrics #Pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Intracardiac, Pulmonary ... V/Q Mismatch: Pulmonary ... #Hypoxia #hypoxemia ... #differential #
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... , defecation) Respiratory ... : • Pulmonary ... Embolism • Hypoxia ... Syncope #Cardiology #Differential