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55555 > ECG-2017 > Flashcards

ECG-2017 Flashcards

1
Q

145 (2)

A

P-pulmonale.

short R wave @ V1-V3

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2
Q

163 (2)

A

AV block - 3rd degree - junctional excape rhythm.

MI - Hyperacute - Inferior, Posterior

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3
Q

168 (4)

A

pacemaker in LV

RAD

AV block - 2nd degree - Mobitz 2 or higher

RVH (QRS@III>QRS@II>QRS@I, R/S>1@V1)

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4
Q

174 (3)

A

AV block - 2nd degree - Mobitz 1 (prolonged PR interval)

LAD (-30)

short R waves @ V1-V3

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5
Q

178 (1)

A

pre-excitation - WPW (short PR and wide QRS)

type A (Kent bundle @ L. side, upward delta @ V1-V3)

cf. WPW type B (Kent bundle @ R. side, downward delta @ V1-V3)

LGL (short PR and normal QRS)

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6
Q

184 (5)

A

P-pulmonale

LAD (-30)

LVH

PVC

MI - Ischemia - Anteroseptal

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7
Q

189 (1)

A

RBBB

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8
Q

192 (2)

A

Atrial flutter (4:1 passage)

LAD

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9
Q

195 (3)

A

Sinus tachycardia

MI - Hyperacute - Inferior, Lateral (only ST elevation)

MI - Acute - Posterior (ST elevation + pathological Q)

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10
Q

197 (1)

A

?

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11
Q

202 (5)

A

sinus rhythm

+ trifascicular block

(AV block - 1st degree

RBBB

LPHB (RAD))

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12
Q

203 (6)

A

sinus bradycardia

trifascicular block

(AV block - 1st degree

RBBB

LPHB (RAD))

RVH (QRS@III>QRS@II>QRS@I, R/S>1@V1)

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13
Q

206 (2)

A

AV block - 1st degree

RVH

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14
Q

211 (3)

A

Junctional tachycardia (P wave is after QRS complex - accelerated (cf. 40-60/BPM)

LAD

LAHB

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15
Q

214 (2)

A

atrial tachycardia through 2:1 block

LVH

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16
Q

216 (3)

A

AV block - 2nd degree - Mobitz 1

MI - Old (only pathological Q waves) - Inferior

LVH

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17
Q

220 (3)

A

ventricular bigeminy (allorhythmia)

P-mitrale

LVH

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18
Q

ECG signs of MI

(1. ischemia - 2. injury - 3. necrosis)
2. injury

ST depression - ? lesion, ? mm

ST elevation - ? lesion, ? mm

A
  1. injury

ST depression - subendocardial lesion,

less than 1mm in chest leads,

less than 0.5mm in limb leads

ST elevation - subepicardial lesion,

more than 2mm in chest leads,

more than 1mm in limb leads

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19
Q

223 (1)

A

MI - Acute - Anterior

20
Q

229 (4)

A

AV block - 2nd degree - Mobitz 1

LAD

LBBB

PVC

21
Q

what can cause LAD?

A

LBBB

Inferior MI

LVH

WPW

LAHB

22
Q

what can cause RAD?

A

RVH

Lateral MI

LPHB

23
Q

231 (1)

A

pericarditis

Widespread concave ST elevation and PR depression throughout most of the limb leads (I, II, III, aVL, aVF) and precordial leads (V2-6).

Reciprocal ST depression and PR elevation in lead aVR (± V1).

24
Q

233 (1)

A

ventricular tachycardia

25
Q

237 (2)

A

sinus bradycardia

WPW (not AMI)

26
Q

242 (2)

A

MI - Subacute - Inferior

LAD

27
Q

246 (2)

A

Multifocal Atrial Tachycardia (MAT)

RVH

28
Q

248 (3)

A

sinus bradycardia

interpolated VPC (sandwiched between 2 conducted sinus beats)

  • trigeminy

MI - Subacute - Inferior

29
Q

254 (3)

A

sinus bradycaria

LVH

Wellens syndrome

30
Q

Wellens syndrome

A
  • ECG manifestation of critical proximal LAD coronary artery stenosis in patients with unstable angina
  • characterized by symmetrical, often deeply (>2mm) inverted, or biphasic T wave in the anterior precordial leads
31
Q

261 (2)

A

dual pacemaker (atrium and ventricle)

PVC @ aVR, aVL, aVF

32
Q

266 (4)

A

Atrial fibrillation

LVH

LAHB

low R @ V1-V3

33
Q

270 (1)

A

AV block - 1st degree

34
Q

275 (3)

A

atrial tachycardia

VPC

low R @ V1-V3

35
Q

277 (2)

A

bradycardia (35 BPM)

AV block - 2nd degree - 2:1 block

36
Q

282 (3)

A

atrial fibrillation

PVC

Digitalis!

37
Q

Digitalis toxin

A

blocks Na+/K+ ATPase

increased Ca2+ in cells -> easiily contracted muscle

scooped ST

38
Q

287 (2)

A

sinus bradycardia (no atrial flutter because there is P wave)

LVH

* bumpy baseline artifact; not atrial fibrillation!

39
Q

293 (1)

A

atrial flutter (2:1)

40
Q

298 (2)

A

sinus bradycardia

MI - Acute - Inferior

41
Q

304 (1)

A

MI - Acute - Inferior, Posterior

42
Q

311 (4)

A

LAD

LVH

P-mitrale

PVC (because normal sinus)

43
Q

318 (1)

A

MI - Acute - Extensive Anterior (Anterolateral)

44
Q

321 (2)

A

MI - Subacute - Anterior

P-mitrale

45
Q

325 (5)

A

Multifocal Atrial Tachycardia (MAT)

PVC

LVH

LAHB

MI - Subacute - Anterior

55555 (6 decks)

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