23 results
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
maintained fever CAUSES ... hyperthermia crisis (late sign ... #Hyperthermia #Differential ... #Anesthesia #Checklist ... #Diagnosis #Management
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... lumbar spine Signs ... Incontinence • Saddle Anesthesia ... #MSK #pathophysiology
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
rate, rhythm, perfusion ... and positioning (e.g ... (eg steroid dependency ... #Hypotension #Differential ... Checklist #Diagnosis #Management
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
of blood, pus, effusion ... , e.g. central line ... examination and vital signs ... Plan definitive management ... Checklist #Diagnosis #Management
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura in severe cases ... Possible bilateral effusion ... Respiratory Distress Syndrome ... submassive PE) POCUS ... #pulmonary #differential
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
(e.g. eclampsia ... - Tumor lysis syndrome ... Hypermagnesemia #Differential ... Magnesium #Table #Causes ... #Management
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
of more of the signs ... chlorhexidine as cause ... as a possible cause ... alternate vasopressor (e.g ... Checklist #Diagnosis #Management
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
carotid sinus syndrome ... syncope (ruling out differential ... further guide management ... orthostatic vital sign ... and an initial ECG
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
rate, rhythm, perfusion ... blood gas, 12-lead ECG ... Airway #Pressure #Differential ... Anesthesiology #Anesthesia ... Checklist #Diagnosis #Management
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Cu deficiency etc ... Paralysis 4) Paresthesia ... #Leg #pain #differential ... lower #extremity #msk