53 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
Tachycardia - Wide vs Narrow Complex, Regular vs Irregular rhythm table

#Diagnosis #Cardiology #EKG #ECG #WideComplex #Narrow
rhythm table #Diagnosis ... #Cardiology #EKG ... #ECG #WideComplex ... Irregular #Table #Comparison ... #Differential
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
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea - Workup ... , Consider CT A/ ... Abdominal imaging (CT ... Chronic #Diarrhea #Workup ... #diagnosis #differential
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
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. ... exacerbation) - Drugs (e.g
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 ... : EKG ($), ECHO ... SPECT ($$$), PET CT ... #cardiology #management ... #diagnosis
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
Checklist for Evaluation of New-Onset Delirium in the ICU

Initial assessment 
 - 
Vital signs, neuro exam
- CBC with differential ... Relevant drug levels (e.g ... appropriate Consider CT ... rigidity) Consider EEG ... #CriticalCare #Diagnosis