IHD Flashcards

1
Q

Name 2 types of Angina

A

Classical - Atherosclerotic
Prinz metal - Vasospasm

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2
Q

DOC Prinz metal angina

A

CCBs - dipins - vasdilation

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3
Q

How do nitrates work?

A

Indirect NO donor which increase guanyl cyclase which increase C-GMP which act as VD

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4
Q

Nitrates are more ___________

A

Veno dilators
Decrease end diastolic volume = decrease preload

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5
Q

How do beta-blockers help in angina?

A

decrease HR, workload and oxygen demand

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6
Q

Why don’t we give beta-blockers in Prinz metal angina?

A

Risk of VC

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7
Q

Action of CCBs and KCOs in angina?

A

VD = decrease after load

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8
Q

Name a KCO

A

Nicorandil

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9
Q

Anti-angina drug that causes inverse robin hood/coronary steal phenomena?

A

Dipyridamole - NOT GOOD

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10
Q

Enzyme used for Clopidogrel metabolism?

A

CYP2C19 - inhibited by Omeprazole PPI

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11
Q

_________ is irreversible COX inhibitor.

A

Aspirin
hence longer action

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12
Q

How long before surgery we should stop aspirin?

A

1 week before
T1/2 - 4 hours

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13
Q

Heparin anti-dote

A

Protamine sulfate

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14
Q

TOC STEMI

A

PCI
DTB - less than 90 min

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15
Q

Anticoagulant used in PCI

A

LMW - overall best

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