6 results
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
Syncope Diagnostic ... /S, EEG, Brain MRI ... , Cardiac stress ... #workup #testing ... #table #comparison
Syncope Cost-Effectiveness Workup
Cost-effective tests for most patients: 
 • Orthostatic BP
 • ECG
 • Telemetry (if
Syncope Cost-Effectiveness ... Workup Cost-effective ... Carotid US • Brain MRI ... • EEG • Cardiac ... EricsMedicalLectures/ #Syncope #diagnosis
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
- Differential Diagnosis ... failure, acute MI ... → tension PTX, cardiac ... #Differential #Diagnosis ... #table #comparison
Bedside Classification of Shock

Hypovolemic shock 

- Vomiting, diarrhea, overdiuresis 

- Hemorrhage (GI, peritoneal, RP) 

Distributive shock
Anaphylaxis - Post-cardiac ... Endocarditis - Post-MI ... #Cardiogenic #Comparison ... #Table #Diagnosis
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Key Components: ... exam Determine Cardiac ... event, follow ACC algorithm ... postoperative cardiac ... stratification #diagnosis
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... reabsorption) Workup ... Elimination (see Table ... line, stabilizes cardiac ... limited evidence for effectiveness