7 results
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Highest metabolic equivalent ... determine if stress test ... Obtain EKG if: ... one post op Cardiology ... stratification #diagnosis
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
or R/S>I STEMI Equivalents ... deWinter T waves - starts ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #STEMI
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... segment at (or 40-60 ms ... #ECG #EKG #diagnosis ... #differential #cardiology ... #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... de pointes • Short ... @AmyChung #EKG ... #Electrocardiogram ... #cardiology #diagnosis
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
500 DANGER - Short ... QT <300-360 ms: ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #interpretation
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... segments and T waves should ... #differential #diagnosis ... #cardiology #ecg ... #ekg #electrocardiogram
Anemia of Hospitalization - Pathophysiology

Why does the Hgb/Hct drop in the first two days during hospitalization?

Interestingly,
volume of 10.8% (equivalent ... 500 mL in a 70 kg ... to lying down should ... of unnecessary diagnostic ... #differential #diagnosis