Welcome to my podcast. I am Doctor Warrick Bishop, and I want to help you to live as well as possible for as long as possible. I’m a practising cardiologist, best-selling author, keynote speaker, and the creator of The Healthy Heart Network. I have over 20 years as a specialist cardiologist and a private practice of over 10,000 patients.

Podcast Summary

Introduction

Dr. Oreck Bishop hosts this informative episode discussing the various medical conditions and medications that can elevate cholesterol levels beyond genetic factors. Rather than focusing on familial hypercholesterolemia (the monogenic form), Dr. Bishop explores the numerous secondary causes of raised cholesterol that doctors should investigate when managing patients with elevated lipid profiles. The episode concludes with an interesting note about coffee's impact on cholesterol levels.

Key Takeaways:

• Hypothyroidism reduces the effectiveness of LDL receptors, preventing them from pulling cholesterol into the liver, resulting in elevated LDL levels; it's easily detected with a simple thyroid stimulating hormone blood test.

• Diabetes significantly alters lipid profiles by raising triglycerides, lowering HDL ("good cholesterol"), and creating smaller, denser LDL particles that pose greater cardiovascular risk.

• Chronic kidney disease with nephrotic syndrome causes significant cholesterol elevation because the liver compensates for protein loss by producing more cholesterol-carrying proteins.

• Metabolic-associated fatty liver disease (formerly non-alcoholic fatty liver disease) increases both triglycerides and LDL cholesterol, though paradoxically these levels drop at advanced stages near cirrhosis.

• Cushing's syndrome, caused by elevated cortisol levels, raises triglycerides and LDL particles similar to steroid medications and typically presents with muscle loss, central obesity, and increased cardiovascular risk.

• Menopause reduces estrogen levels, causing LDL cholesterol to increase while HDL cholesterol decreases during this life transition.

• Steroid medications are significant cholesterol elevators and should be avoided long-term when possible, as they raise both LDL and triglycerides while increasing risk of obesity, diabetes, and osteoporosis.

• HIV protease inhibitor drugs directly increase LDL cholesterol and triglycerides, creating compounded cardiovascular risk for patients already dealing with an inflammatory condition.

• Some antipsychotic medications increase cholesterol and triglycerides, creating a concerning paradox where drugs necessary for mental health treatment also elevate cardiovascular disease risk.

• Cafestol, a compound in unfiltered coffee (French press, espresso, Turkish coffee), can increase cholesterol levels by 5-10% when consumed at high volumes, nearly equivalent to the effect of doubling a statin dose in reverse.