3.2 AI Summary

______ are considered 'the kings of cholesterol' and are first-line agents for most patients unless contraindicated.

Statins

The primary mechanism of statins is to inhibit ______ synthesis in the liver.

cholesterol

Agents with proven cardiovascular benefit include Ezetimibe, ______, Inclisiran, and Bempedoic acid.

PCSK9 inhibitors

Therapy should be individualized to maximize ______ risk reduction, not just to reach a lipid number.

cardiovascular

Bile acid sequestrants, niacin, and omega-3 fatty acids are categorized as ______ agents.

Miscellaneous / Additional

Statins competitively inhibit ______, the rate-limiting enzyme in cholesterol biosynthesis.

HMG-CoA reductase

Inhibition of mevalonate formation leads to upregulation of ______ receptors on hepatocytes.

LDL

Statins reduce LDL by ______ percent.

20-60

Short half-life statins like simvastatin and lovastatin should be taken at ______.

bedtime

Atorvastatin and rosuvastatin are examples of ______-intensity statins.

high

The risk of myopathy increases with high doses, ______ gender, CYP inhibitors, or renal/hepatic dysfunction.

female

Baseline monitoring for statins includes a lipid panel and ______.

LFTs

Pravastatin and rosuvastatin are ______ statins, better tolerated in myalgias.

hydrophilic

Ezetimibe inhibits the ______ transporter in jejunal enterocytes to reduce cholesterol absorption.

NPC1L1

PCSK9 inhibitors prevent degradation of ______ receptors.

LDL

Inclisiran is a ______ that targets PCSK9 mRNA to prevent its synthesis.

siRNA

Bempedoic acid inhibits ______, an enzyme upstream of HMG-CoA reductase.

ATP-citrate lyase

Omega-3 fatty acids decrease hepatic ______ synthesis and increase VLDL clearance.

triglyceride

The REDUCE-IT trial (2019) showed ______ reduced major CV events in statin-treated patients.

Vascepa

Bempedoic acid can cause elevated ______ due to competition for OAT2 renal transporters.

uric acid

Fibrates activate ______ to increase lipoprotein lipase activity.

PPARα

Niacin decreases hepatic ______ synthesis but is rarely used due to flushing.

VLDL

Bile acid sequestrants bind bile acids to increase ______ clearance.

LDL

Omega-3 fatty acids have proven ______ benefit, especially EPA formulations like Vascepa.

ASCVD

The key takeaway is to treat the patient's ______ risk, not just the number.

ASCVD

Which of the following best describes the mechanism of statins?

A) Inhibit HMG-CoA reductase

B) Inhibit NPC1L1

C) Activate PPARα

D) Block ATP-citrate lyase

A) Inhibit HMG-CoA reductase

Which agent reduces cholesterol absorption in the intestine?

A) Ezetimibe

B) Gemfibrozil

C) Niacin

D) Rosuvastatin

A) Ezetimibe

Which of the following lowers LDL by preventing receptor degradation?

A) PCSK9 inhibitors

B) Fibrates

C) Niacin

D) Omega-3 fatty acids

A) PCSK9 inhibitors

Which drug inhibits ATP-citrate lyase?

A) Bempedoic acid

B) Pravastatin

C) Vascepa

D) Fenofibrate

A) Bempedoic acid

"Which adverse effect is most associated with statins?

"Which mechanism is shared by both PCSK9 inhibitors and Inclisiran?

"Which statin is primarily excreted unchanged in urine?

"Which of the following is administered subcutaneously every 6 months?