35 results
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
maintained fever CAUSES ... brain injury By Association ... #Differential #Causes ... #Anesthesiology ... #Anesthesia #Checklist
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Anterior Shoulder Dislocation ... regimental badge" anesthesia ... #UpperLimb #Extremity ... sensory #motor #arm #physicalexam
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... Epidemiology: • 1-2 cases ... paralysis of all extremity ... Albuminocytologic dissociation ... #Barre #Syndrome
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
• S - Saddle anesthesia ... - Emergency Causes ... Tethered cord • Guillain-Barre ... or absent lower extremity ... differential #diagnosis #causes
Intraoperative Hypertension - Guidelines for Crises in Anaesthesia
Hypertension is most commonly due to inappropriate depth of
hypercarbia as causes ... overload / TURP syndrome ... ) • Medical causes ... phaeochromocytoma By Association ... #Hypertension #Anesthesiology
Mains Electricity Failure - Guidelines for Crises in Anaesthesia
Unexpected total power failure is rare and unpredictable.
Guidelines for Crises ... By Association of ... Guidelines for crises ... Electricity #Failure #Anesthesiology ... #Anesthesia #Intraoperative
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
hypovolaemia or combined causes ... o Endocrine cause ... dependency) By Association ... #Differential #Anesthesiology ... #Anesthesia #Intraoperative
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... • Cauda Equina Syndrome ... saddle (perineal) anesthesia ... Commonly caused ... sensory #motor #leg #physicalexam
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
• Light-near dissociaton ... Holmes-Adie Syndrome ... no light-near dissociation ... • Other causes ... #Adies #Pupil #PhysicalExam
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
arrest where other causes ... Cutaneous flushing in association ... drug chart) By Association ... #Anaphylaxis #Anesthesiology ... #Anesthesia #Intraoperative