15 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
Malignant Hyperthermia Crisis - Guidelines for Crises in Anaesthesia
Unexplained increase in ETCO2 AND tachycardia AND increased
Malignant Hyperthermia ... Peri-operative hyperthermia ... platelets By Association ... #Malignant #Hyperthermia ... #Crisis #Anesthesiology
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 ... phaeochromocytoma By Association ... #Hypertension #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
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
Guidelines for Crises ... -1); malignant hyperthermia ... (→ 3-8) By Association ... #Tachycardia #Anesthesiology ... #Anesthesia #Intraoperative
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
The probable cause ... hyperkalaemia Hypothermia ... (→ 3-2) By Association ... #Differential #Anesthesiology ... #Anesthesia #Intraoperative
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Bone/Joint Causes ... cyanosis - Cool extremity ... Paralysis 4) Paresthesia ... diagnosis #lower #extremity ... #msk #physicalexam