7 results
Colonic Thumbprint Sign on Abdominal XRay - Differential Diagnosis:
 • inflammatory bowel disease: UC and CD
Sign on Abdominal XRay ... - Differential ... • infection (e.g ... colitis) • bowel ischemia ... #Diagnosis #radiology
ECG of a 55-year-old man who presented to the ER with chest pain 
Computer interpretation: “Nonspecific
ECG of a 55-year-old ... Recognize this #ECG ... Hyperacute Inferior ... InferoPosterior transmural ischemia ... #EKG #STEMI #InferoPosterior
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... artery (LMCA). left anterior ... 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 ... wave inversion in avL ... - early inferior ... #ECG #EKG #diagnosis ... Interpretation #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... deviation) • Acute ischemia ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
history of: a) Ischemic ... indicated • EKG ... Obtain EKG if: ... Intraabdominal - Orthopedic ... risk Chest X-ray
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... anteroseptal and inferior ... Segment #Elevation #differential ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram