13 results
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
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... saddle (perineal) anesthesia ... Commonly caused ... 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 ... #Anesthesiology ... #Anesthesia #Checklist
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
pressure as a cause ... (eg steroid dependency ... ) By Association ... #Differential #Anesthesiology ... #Anesthesia #Intraoperative
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
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Anterior Shoulder Dislocation ... regimental badge" anesthesia ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
Guidelines for Crises ... Consider known drug causes ... (eg. remifentanil ... By Association of ... #Bradycardia #Anesthesiology
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
Cutaneous flushing in association ... • Maintain the airway ... Elevate patient’s legs ... #Anaphylaxis #Anesthesiology ... #Anesthesia #Intraoperative
High Central Neuraxial Block - Guidelines for Crises in Anaesthesia
• Can occur with deliberate or accidental
• Elevate the legs ... Consider other causes ... By Association of ... Neuraxial #Block #Anesthesiology ... #Anesthesia #Intraoperative
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
• Maintain the airway ... pericardiocentesis kit (eg ... improvement By Association ... Cardiac #Tamponade #Anesthesiology ... #Anesthesia #Intraoperative