02.12 Myocardial Infarction- Inferior Wall for CCRN Review
Study Tools For 02.12 Myocardial Infarction- Inferior Wall for CCRN Review
Outline
Nursing Points
General
- Inferior Wall MI (Myocardial Infarction)
- Supplied by R coronary artery
- Complications
- Sinus node
- Heart rate bradycardia
- Lightheaded, ringing in ears -> lie flat with legs up -> brings blood to atria (releases natriuretic hormone and increases HR)
- AV node
- Atria-ventricle ‘disconnection’
- Complete heart block
- 3rd degree heart block (multiple p waves for each QRS complex)
- Tx-> pacemaker
- Right atrium and Right ventricle -> Right ventricle infarction
- Mitral valve -> insufficiency