41 results
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
, e.g., due to arrhythmias ... (ruling out differential ... further guide management ... and an initial ECG ... In many cases, syncope
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
- Syncope Syndromes ... Wong @mchlwng #Syncope ... #Syndromes #ECG ... #EKG #Checklist ... electrocardiogram #differential
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Medication side effect (e.g ... Medication side effect (e.g ... Classification #Table ... #Causes
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Sleep Deprivation (Eg ... Shift Work) Sleep ... Neurologic Disorders (Eg ... • Medications (Eg ... • Drug Abuse (Eg
Diagnostic Algorithm for the Patient with Seizure in the Emergency Department
Does the history suggest a seizure?
Diagnostic Algorithm ... additional symptoms (eg ... speech abnormality, etc ... diagnosis such as: - Syncope ... Diagnosis #Seizure #management
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... malignant syndrome (e.g ... #Anesthesia #Checklist ... #Workup
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Volume (MCV) - Differential ... Diagnosis Algorithm ... Iron Deficiency (Eg ... Other • e.g ... HgbE, HgbC, etc.
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
IV Mg infusion (e.g ... Hypermagnesemia #Differential ... High #Magnesium #Table ... #Causes #Management
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Disorders Testing Algorithm ... evaluation or workup ... 1,500 cells/µL Workup ... signs or symptoms (eg ... #Differential #
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
and positioning (e.g ... (eg steroid dependency ... Intraoperative #Checklist ... #Diagnosis #Management ... #Workup