Junct Biphasic, 0.12 Sec, so no P wave, “pacemaker,” or p-wave or “different Rate= sec =, retrograde 40-60) ~ -Junctional Rhythm (after the -Accelerated Junctional QRS) Rhythm -Junctional Tachycardia Degree A-V Block -Can be a normal variant Varies REG + > < 0.12 -Can be benign, or a 0.20 Sec, precursor of things to ↑ “bad come…” ~ Sec =, -Check previous EKG’s 1:1 QRS = ~ -Continue to monitor patient Second Degree A-V Block, Mobitz I (Wenkebach) -PRI gradually lengthens until a QRS complex is ‘dropped.’ < + Vary NONE pattern 60 * -athletes; post-valvular ↑ (usual) surgery, MI, Drug-induced: ~ See beta-blockers, CA+ Channel NOT Disc. blockers, amiodarone, lidocaine, digoxin 1:1 QRS Second Degree A-V Block, Mobitz II Mobitz II block most commonly is caused by an < NONE N/A N/A NONE acute myocardial infarction 60 (anterior or inferior). (usual) etiologies can also occur (as above) Third Degree A-V Block -Emergency 20-40 NONE + N/A NONE Pacemaker (Drug induced: as ↑ Infection ~ -Hyperkalemia NOT 1:1 -more Strip Rate Rhythm P Waves PRI QRS Discussion -----------“INDIVIDUAL” ECTOPY / ECTOPIC BEATS--------------- Premature Ventricular Contractions (PVC’s) (Unifocal) “Wide Varies Irreg N/A -PVC’s MAY be benign.
Junct Rate= 40-60) Biphasic, or retrograde (after the QRS) 0.12 sec Sec, =, ~ “pacemaker,” so no P wave, or “different p-wave -Junctional Rhythm -Accelerated Junctional Rhythm -Junctional Tachycardia Degree A-V Block Varies REG + ↑ ~ 1:1 QRS > 0.20 Sec = < 0.12 Sec, =, ~ -Can be a normal variant -Can be benign, or a precursor of “bad things to come…” -Check previous EKG’s -Continue to monitor patient Second Degree A-V Block, Mobitz I (Wenkebach) < 60 (usual) + ↑ ~ NOT 1:1 QRS Vary * See Disc. NONE -PRI gradually lengthens until a QRS complex is ‘dropped.’ pattern -athletes; post-valvular surgery, MI, Drug-induced: beta-blockers, CA+ Channel blockers, amiodarone, lidocaine, digoxin Second Degree A-V Block, Mobitz II < 60 (usual) NONE N/A N/A NONE Mobitz II block most commonly is caused by an acute myocardial infarction (anterior or inferior). etiologies can also occur (as above) Third Degree A-V Block 20-40 NONE + ↑ ~ NOT 1:1 N/A NONE -Emergency Pacemaker (Drug induced: as Infection -Hyperkalemia -more Strip Rate Rhythm P Waves PRI QRS Discussion -----------“INDIVIDUAL” ECTOPY / ECTOPIC BEATS--------------- Premature Ventricular Contractions (PVC’s) (Unifocal) Varies Irreg N/A “Wide -PVC’s MAY be benign.
EKG+RHYTHMS--From+Order+to+Chaos+2010.docx