43 results
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
Syncope Diagnostic Testing ... : ECG, Telemetry ... , Carotid U/S, EEG ... diagnosis #workup #testing ... Effectiveness #table
Tachycardia - Wide vs Narrow Complex, Regular vs Irregular rhythm table

#Diagnosis #Cardiology #EKG #ECG #WideComplex #Narrow
Irregular rhythm table ... #Diagnosis #Cardiology ... #EKG #ECG #WideComplex ... Tachycardia #Irregular #Table ... #Comparison #Differential
The Spectrum of Tuberculosis

As shown in the graphic from our Primer, exposure to M. tuberculosis can
tuberculin skin test ... ‏ #Diagnosis #InfectiousDiseases ... #Tuberculosis #Testing ... #Results #TST # ... IGRA #Spectrum #Table
Acute Coronary Syndrome (ACS) Definitions - Stable Angina, Unstable Angina, NSTEMI, STEMI
1 STABLE ANGINA - Angina
demand in the setting ... pain occurs at rest ... is reflected by ECG ... #Diagnosis #Cardiology ... : The Only EKG Book
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
Tuberculosis Testing ... Tuberculin skin testing ... immunocompromised (e.g ... microscopy • Testing ... LatentTB #ActiveTB #InfectiousDiseases
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... type 4) - Salt wasting ... #Hypokalemia #Differential ... Low #Potassium #Table ... #Classification
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... polyneuropathy (e.g ... Hyperreflexia #Testing ... #Causes #differential ... #diagnosis #table
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
gap > 125mOsm/kg ... hydrogen breath test ... osmotic gap < 50mOsm/kg ... A/P, Consider testing ... Workup #diagnosis #differential
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... - Malignancy (e.g ... Cerebral salt wasting ... #Hyponatremia #Differential ... #Diagnosis #Table
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Diagnosis by Classification ... #Syncope #Differential ... #Diagnosis #Classification ... #Table #Causes