9 results
Acute Coronary Syndrome (ACS) Definitions - Stable Angina, Unstable Angina, NSTEMI, STEMI
1 STABLE ANGINA - Angina
that results in injury ... in transmural injury ... is reflected by ECG ... #Diagnosis #Cardiology ... : The Only EKG Book
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
younger than other ACS ... microvascular injury ... changes on tele/ECG ... perform provocative tests ... #cardiology #diagnosis
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... Subepicardial atrial injury ... aVR • Classic EKG ... #AVR #leadAVR #ecg ... electrocardiogram #diagnosis #ekg
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... depression in VI-V2 - posterior ... #Ischemia #ECG ... #EKG #diagnosis ... Interpretation #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... elevation in aVR • Posterior ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... Prinzmetal's Angina ... 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
determine if stress test ... indicated • EKG ... Obtain EKG if: ... one post op Cardiology ... Unstable Angina
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
and pruritus (e.g ... Psoriasis - Elbows, knees ... Varies with site, (e.g ... puncta • Cherry angioma ... site of previous injury
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... by excretion (e.g ... its metabolism (e.g ... liver or renal injury ... or diagnostic tests