University:
Johns Hopkins University
Course:
ME.250 | Medicine
Academic year:

2021
Views:

495

Pages:

15
Author:

Grace Scott

ECG INTERPRETATION This is a 12-lead card/strip of electrocondiogram shouring- (1) Normal standarisation (2) Heart ra.G beats/min sincer (3) Rhythm non sinul (4) Axu Neemat Axis Extreme right/Nath wat (5) P-wave (C) PR interve (*) wave (2) GRS compl (2) ST segment (19) Tusive (11) U-ware (15) OT derration (13) Final diagnon's / conclusion (1) Standarisation The standarintion is said to be normal if Imv will produce an upword deflection of 10mm Correct standarisation (2) Heart rate • Count the no if small squates the hoe a internal HR 1500 beats/min no of small squares the HR is ingulor, then court the no of cardios cycles • If the in 6 seconds 130 large boxes) and meeltiply it by 10. (renally there is a morts on ECG strip at every see intervale) (3) Rhythm strew rhython 'P'ware is wel teen and each prexave' is follo wed by QRS complex. • Non-sines whythm waves not well seen i is not followed by SRS compler- "P' cannot be seen Atrial fibrillathon freeves can be seen RK interval may be someant or ineguler Tachyfedés is praent Posave looks like "dow Poothed & is best teen in lead V, and lتاسع Often there is exaggerated AV nodal blocte, cwhich docent permit all the Hafter wave through Avnode. Thes phenomenon can occis in a fixed interval. Become 300 beats/omen is standard rate of atrial deptorisation is abial Hectter, In then retention often venttides ress turns our to be a fraction of 300. (4) Axu Instant recognition of LAD 4 RAD (feeback) Causes of LAD:- left anterior koridor (V) Hyperkalber (w-p-wyndrom Mechonial that spekty, expiration, Calcito, tony etc.