FA 2016 288-290

Question 1

List of commonly occluded coronary arteries in order.

Answer 1

LAD > RCA > Circumflex

Question 2

what is seen on light microscopy in a an M.I in 0-24 hrs?

Answer 2

Early Coagulative Necrosis, Wavy fibers, Hypercontraction of Myofibrils. Neutrophils

Question 3

what are the complication seen in an M.I patient in 0-24hrs?

Answer 3

Ventricular Arrhythmia, HF and cardiogenic Shock

Question 4

what is seen on Light microscopy in an M.I patient in 1-3 days?

Answer 4

Extensive coagulative Necrosis & Acute Inflammation with Neutrophils

Question 5

What are the complication in an M.I in day 2?

Answer 5

Fibrinous Pericarditis

Question 6

What is seen in Light microscopy in Day 8 of M.I?

Answer 6

Macrophages then granulation tissues at the margins

Question 7

What is the complication on day 8 in an M.I?

Answer 7

Papillary Muscle Rupture, Cardiac Tamponade, Mitral Regurgitation.

Question 8

What artery is damaged on day 8 in an M.I?

Answer 8

RCA from rupture of the papillary muscle

Question 9

what is seen on light microscopy in 4 weeks of an M.I?

Answer 9

Scar formation

Question 10

What is Dressler syndrome?

Answer 10

Pericarditis that occurs 6-8 weeks after M.I due to an autoimmune phenomena.

Question 11

What is used as a diagnosis in the first 6 hours of an M.I?

Answer 11

ECG (GOLDEN STANDARD)

Question 12

What is the most specific protein marker in an M.I?

Answer 12

Troponin I

Question 13

What protein marker is used in Diagnosing an M.I Reinfraction?

Answer 13

CK-MB

Question 14

whats the difference between Transmural Infraction and Subendocardial Infraction?

Answer 14

Transmural (ST elevation and prominent Q wave) Affect Entire wall
SubEndocardial:( ST depression) ischemic necrosis,

Question 15

A prominent Q wave

Answer 15

Transmural M.I

Question 16

elevated q wave on V1-V2, what artery is occluded?

Answer 16

LAD

Question 17

in an Anterior Septal Infraction what artery is occluded?

Answer 17

LAD

Question 18

What artery is occluded in V3-V4 Leads?

Answer 18

LAD

Question 19

What artery is occluded in an anterioapical infraction?

Answer 19

distal LAD

Question 20

What area of the heart is damaged in Lead 1 & AVL?

Answer 20

lateral Infaction

Question 21

What artery is damaged in Lead 1 & AVL?

Answer 21

Left circumflex artery (LCX)

Question 22

What two arteries are damage in infarction of Lead v4-V6?

Answer 22

LAD & LCX

Question 23

Damaged to Lead 2. 3 and AVF? what artery is occluded? and what part of the heart is damaged?

Answer 23

RCA & Inferior Wall

Question 24

Infraction location of Tall R waves and artery occluded?

Answer 24

Posterior Wall & PDA

Question 25

Infraction of lead V7-V9, what artery is damaged?

Answer 25

PDA

Question 26

ST segment depression in V1-V3 of Tall R waves? what artery is affected?

Answer 26

PDA

Question 27

What is the most common cause of death in an M.I patients before reaching the hospital?

Answer 27

Ventricular Arrythmias

Question 28

what day in an m.i do you see Post infraction fibrinous pericarditis?

Answer 28

1-3 days

Question 29

what time frame do you see papillary muscle rupture?

Answer 29

3-14 days

Question 30

when do you see Mitral regurgitation in a patient with M.I?

Answer 30

3-14 days

Question 31

what the difference between stable and unstable angina

Answer 31

stable: chest discomfort with activity
Unstable: chest discomfort with or without activity