9 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... wave inversion in avL ... #Ischemia #ECG ... #EKG #diagnosis ... Interpretation #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... on ECG • Conventional ... segment at (or 40-60 ms ... #ECG #EKG #diagnosis ... #differential #
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... within the atria (e.g ... @AmyChung #EKG ... Interpretation #ECG
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... Diagnosis Framework ... Segment #Elevation #differential ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
specific questions to ask ... Highest metabolic equivalent ... indicated • EKG ... Obtain EKG if: ... stratification #diagnosis
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 ... of unnecessary diagnostic ... pathophysiology #differential ... #diagnosis
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
nodes • Roth’s spots ... Marantic (NTBE) Differential ... ↑ ESR, CRP • EKG ... Leukocytosis, anemia ... #management #cardiology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
erythematosus (ACLE ... permanent alopecia Differential ... • Malignancy (e.g ... Endocrine disorders (e.g ... lymphopenia, low PLT • Anemia
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... nodes • Roth’s spots ... ↑ ESR, CRP • EKG ... Leukocytosis, anemia ... #Diagnosis #cardiology