18 results
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Diagnosis by Classification ... • Massive PE ... #Differential # ... #Table #Causes
Syncope - Findings, Signs and Symptoms by Classification
 - Reflex Syncope 
 - Cardiogenic Syncope
Syncope - Findings ... and Symptoms by Classification ... #Differential # ... Diagnosis #Classification ... #Table #CriticalCare
Underlying causes of PEA arrest: H’s and T’s 

Hypovolemia, Hypoxia, Hydrogen Ion (acidosis), Hypo/Hyper-kalemia, Hypothermia
Toxins, Tamponade,
Underlying causes of PEA ... lungs: massive PE ... ) #PEA #arrest ... #HsTs #Differential ... #Diagnosis #Table
Syncope - Differential Diagnosis Framework
Reflex Syncope:
• Vasovagal: Prolonged standing, Stress, Pain
• Situational: Coughing, Sneezing, Micturition, Defecation,
Syncope - Differential ... Framework Reflex Syncope ... stenosis, HOCM, PE ... Syncope Mimics: ... #Differential #
A quick way to consider causes of PEA arrest (or severe hypotension) is to consider: Volume
consider causes of PEA ... pneumothorax, massive PE ... Diagnosis #PEAArrest #Differential ... #Evaluation #Algorithm
Syncope in 3 Steps
1. Consider the 3 "S" Mimics: Seizure, low Sugar, Stroke (TIA)
2. Heart vs
Syncope in 3 Steps ... Pump > AS, HOCM, PE ... amyloidosis and other #Syncope ... #differential #
Shock Types and Classification
DISTRIBUTIVE 66%
 • Sepsis/SIRS, anaphylaxis, adrenal insufficiency, liver failure, toxins, spinal/neurogenic
 • Warm
Shock Types and Classification ... OBSTRUCTIVE 2% • PE ... #Shock #Types #Classification ... #diagnosis #differential
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs - Syncope ... • ↑K - brady, peak ... Short QT (<360ms) PE ... Wong @mchlwng #Syncope ... electrocardiogram #differential
Chest Pain Diagnosis and Management Algorithm
STEMI:
 - Hx: Pressure like CP, Radiation to arm/jaw, CAD risk
and Management Algorithm ... risk factors - PEX ... pleuritic CP, Dyspnea, PE ... Diagnosis #Management #Algorithm ... #differential
Bedside Classification of Shock

Hypovolemic shock 

- Vomiting, diarrhea, overdiuresis 

- Hemorrhage (GI, peritoneal, RP) 

Distributive shock
Bedside Classification ... RV failure - PE ... CM #Shock #Classification ... Cardiogenic #Comparison #Table