13 results
Loss of Consciousness in Syncope - Differential Diagnosis Framework

Syncopal causes:
• Orthostatic syncope
• Reflex syncope
• Cardiac arrhythmia
•
- Differential ... Diagnosis Framework ... Syncopal causes ... • Reflex syncope ... Nonsyncopal causes
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
frequently benign causes ... such as reflex ... (ruling out differential ... life-threatening causes ... In many cases, syncope
Syncope - Cerebral hypoperfusion leading to transient lsos of consciousness causing alck of postural tone with
Diagnosis: Syncope ... Orthostatic (4-24%) • Reflex ... cause (8-20%) ... • Unclear cause ... #differential #
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Diagnosis by Classification ... Reflex Syncope ... bradycardia • Sinus pauses ... #Table #Causes
AEIOU TIPS - Mnemonic for Causes of Altered Mental Status
A - Alcohol, Acidosis, Ammonia, Arrhythmia
E -
for Causes of Altered ... Stroke, Seizure, Syncope ... #Causes #Altered ... encephalopathy #diagnosis ... #differential #
Syncope - Differential Diagnosis Framework
Reflex Syncope:
• Vasovagal: Prolonged standing, Stress, Pain
• Situational: Coughing, Sneezing, Micturition, Defecation,
Syncope - Differential ... Diagnosis Framework ... Reflex Syncope: ... bradycardia, Sinus pauses ... #Differential #
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Diagnosis Framework ... BRADI Mnemonic ... Spondylarthropathies Other causes ... • Oculocardiac reflex ... #diagnosis #causes
Causes of Syncope

NEUROLOGICAL
 - CVA/Stroke
 - Cancer
 - Carotid Stenosis
 - Parkinson’s Disease
 - Psychosis
 -
Causes of Syncope ... Bezold-Jarisch Reflex ... Urination #Syncope ... #Causes #Differential ... #Diagnosis
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
dysfunction SPINE Mnemonic ... - Emergency Causes ... constipation Differential ... Diagnosis: • ... #diagnosis #causes
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... Diagnosis Framework ... Esophageal spasm • Reflux ... consciousness • Near-syncope ... , or syncope: Hemodynamically