15 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
saddle (perineal) anesthesia ... Commonly caused ... than stopping walking ... Myotomes #diagnosis #neurology ... #physicalexam
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
maintained fever CAUSES ... Phaeochromocytoma Neurologic ... #Differential #Causes ... #Checklist #Diagnosis ... #Management #Workup
Intraoperative Hypertension - Guidelines for Crises in Anaesthesia
Hypertension is most commonly due to inappropriate depth of
antihypertensives • Distended ... Anesthesiology #Anesthesia ... Intraoperative #Checklist ... #Diagnosis #Management ... #Workup
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
(eg steroid dependency ... Anesthesiology #Anesthesia ... Intraoperative #Checklist ... #Diagnosis #Management ... #Workup
Intraoperative Sepsis - Guidelines for Crises in Anaesthesia

Severe sepsis (hypotension persisting after initial fluid challenge of
likely underlying cause ... devices could have caused ... Intraoperative #Checklist ... #Diagnosis #Management ... #Workup
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
pericardiocentesis kit (eg ... Plan definitive management ... Intraoperative #Checklist ... #Diagnosis #Management ... #Workup
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
system valves working ... CardiacArrest #Checklist ... Anesthesiology #Anesthesia ... #Diagnosis #Management ... #Workup
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
arrest where other causes ... Elevate patient’s legs ... Intraoperative #Checklist ... #Diagnosis #Management ... #Workup
Intraoperative Laryngospasm and Stridor - Guidelines for Crises in Anaesthesia

❶ Call for help and inform theatre
Consider other causes ... Anesthesiology #Anesthesia ... Intraoperative #Checklist ... #Diagnosis #Management ... #Workup
High Central Neuraxial Block - Guidelines for Crises in Anaesthesia
• Can occur with deliberate or accidental
• Elevate the legs ... Consider other causes ... Intraoperative #Checklist ... #Diagnosis #Management ... #Workup