42 results
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
syncope Tests: ECG ... enzymes, Head CT ... , Carotid U/S, EEG ... #workup #testing ... Effectiveness #table #comparison
Syncope Cost-Effectiveness Workup
Cost-effective tests for most patients: 
 • Orthostatic BP
 • ECG
 • Telemetry (if
Orthostatic BP • ECG ... • Ambulatory ECG ... specific high risk ... • Brain MRI • EEG ... #workup #testing
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... l MD SOAP) - Risks ... smear, HIV/HCV testing ... function test, ANA (e.g ... #Diagnosis #Causes
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
evaluation or workup ... 1,500 cells/µL Workup ... signs or symptoms (eg ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... CNS pathology (e.g ... hemorrhage) - Pulmonary ... pathology (e.g. ... #Causes #Sodium
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
on ECG Mid ... Triage EKG (no prior ... Differential/diagnosis ... #Embolism #ECG ... #EKG #Electrocardiogram
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
Cardiac Stress Testing ... production to cause ... : EKG ($), ECHO ... SPECT ($$$), PET CT ... #diagnosis
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
to decrease the risk ... • The lifetime risk ... immunocompromised (e.g ... used to exclude pulmonary ... #Diagnosis #Workup
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 ... #Hyperthermia #Differential ... #Management #Workup
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
How do you work ... • Non-contrast CT ... Cardioembolic: • ECG ... CVA 2) No major-risk ... #diagnosis #checklist