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Reference cards / Comparison

Which ECG reference card?

Compare what each card covers. Each is one two-sided PVC reference, with a different focus.

One format. Four topics.

CR80 credit-card size · 30 mil PVC · Matte finish · Slot punched

Choose one from $8.00, or one of each for $22.50. Free shipping to the lower 48 states and DC. Applicable tax included.

Bundle Branch Block Recognition — front: RBBB on the front: terminal R′ in V1–V2 and broad terminal S in I / V6Bundle Branch Block Recognition — back: LBBB on the reverse: dominant negative V1 and broad lateral R waves

CC-ECG-04 · One two-sided card

Bundle Branch Block Recognition

Adult complete RBBB and LBBB morphology and recognition criteria.

What is on the card

  • RBBB on the front: terminal R′ in V1–V2 and broad terminal S in I / V6
  • QRS ≥120 ms with matching morphology
  • LBBB on the reverse: dominant negative V1 and broad lateral R waves
See both sides and order · $8.00
Smith-modified Sgarbossa — front: Concordant ST elevation, concordant ST depression, and excessive discordant ST elevationSmith-modified Sgarbossa — back: Reverse-side measurement guide: baseline, J-point, S-wave depth and a worked 3 ÷ 8 example

CC-ECG-06 · One two-sided card

Smith-modified Sgarbossa

Criteria and measurement guide for suspected ischemia with LBBB or ventricular pacing.

What is on the card

  • Concordant ST elevation, concordant ST depression, and excessive discordant ST elevation
  • Illustrated thresholds and lead requirements
  • Reverse-side measurement guide: baseline, J-point, S-wave depth and a worked 3 ÷ 8 example
See both sides and order · $8.00
OMI Recognition — front: ST-elevation thresholds, reciprocal changes and hyperacute T wavesOMI Recognition — back: Modified Sgarbossa reminder and urgent assessment context

CC-ECG-08 · One two-sided card

OMI Recognition

Six ECG recognition patterns in adults with suspected acute coronary syndrome.

What is on the card

  • ST-elevation thresholds, reciprocal changes and hyperacute T waves
  • Posterior and de Winter patterns with original ECG examples
  • Modified Sgarbossa reminder and urgent assessment context
See both sides and order · $8.00
Paced Rhythm Recognition — front: Atrial, ventricular, atrial-sensed ventricular-paced, and AV sequential examplesPaced Rhythm Recognition — back: Electrical capture guide and a modified Sgarbossa cross-reference for suspected ACS

CC-ECG-05 · One two-sided card

Paced Rhythm Recognition

Four pacing patterns, RV activation and electrical capture recognition.

What is on the card

  • Atrial, ventricular, atrial-sensed ventricular-paced, and AV sequential examples
  • V1 and I morphology with explanations of RV activation and secondary ST-T changes
  • Electrical capture guide and a modified Sgarbossa cross-reference for suspected ACS
See both sides and order · $8.00

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Reference aids for qualified practitioners. Use with clinical judgment and local protocols.