25 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... perfusion Mismatch • Airway ... lung disease • Pulmonary ... Diagnosis #Algorithm #Causes ... #Pulmonary
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Acute Hypoxemia ... pHTN, Shock • Airway ... Sophia_Hayes_MD #Hypoxemia ... #hypoxia #Differential ... #Diagnosis #causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
DIFFUSION DISORDER • Difficulty ... lung diseases, pulmonary ... direction leads to hypoxemia ... asthma, COPD, pulmonary ... Respiratory #Failure #hypoxia
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Chronic cough • Hypoxia ... Most Common Causes ... polycythemia from chronic hypoxia ... • Pulmonary artery
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
should identify any cause ... surgery related cause ... Consider potential causes ... o Aspiration, pulmonary ... #Differential #Anesthesiology
Intraoperative Hypoxia / Desaturation / Cyanosis - Guidelines for Crises in Anaesthesia
Using these steps from start
should identify any cause ... Consider potential causes ... POTENTIAL CAUSES ... o Aspiration, pulmonary ... #Cyanosis #Anesthesiology
Lung Findings on Physical Exam
Crackles:
 • Short, discontinuous, sounds mostly heard during inspiration
 • Caused by
collapsed distal airways ... alveoli as seen in pulmonary ... extra-thoracic airway ... Lung #Findings #Pulmonary ... #PhysicalExam #
Intraoperative Hypertension - Guidelines for Crises in Anaesthesia
Hypertension is most commonly due to inappropriate depth of
Guidelines for Crises ... Breathing - exclude hypoxia ... hypercarbia as causes ... syndrome) • Medical causes ... #Hypertension #Anesthesiology
Can’t Intubate, Can’t Oxygenate (CICO) - Guidelines for Crises in Anaesthesia
This is the last resort when
Guidelines for Crises ... Check optimal airway ... Guidelines for crises ... Intubate #Intubation #Difficult ... #Anesthesiology
Intraoperative Bronchospasm - Guidelines for Crises in Anaesthesia

❶ Call for help and inform theatre team of
Guidelines for Crises ... if possible – airway ... consider → 2-2 Hypoxia ... Guidelines for crises ... anaesthesia #Anesthesiology