July 5, 2026·5 min read·Erick Rodriguez, Founder — PeptidesGPT

My Bloodwork Was Perfect. I Had a 99% Blockage.

I want to tell you something that my primary care doctor couldn't.

Not because he's incompetent. Because bloodwork has limits.

In June 2026, my biomarkers looked like this:

  • LDL-C: 65 mg/dL (down from 208 in 2021)
  • ApoB: 56 mg/dL (down from 84 in March 2025)
  • Triglycerides: 55 mg/dL (down from 515 in 2018)
  • Fasting glucose: 84 mg/dL (down from 121 in 2018)
  • HbA1c: 4.8%
  • hs-CRP: <1 mg/L
  • Testosterone: 947 ng/dL
  • LP-IR: 31

By every conventional measure, I was the model of metabolic health. My doctor would look at those numbers and have nothing to flag.

Then we got the imaging.


What the Pictures Showed

May 2026 — Cardiac PET scan: Moderate to severe reversible ischemia in the septal, apical, and inferior walls. My heart wasn't getting enough blood flow.

June 9, 2026 — Coronary CTA: LAD (left anterior descending artery) 60-80% blocked. RCA (right coronary artery) 70-90% blocked. LCX 25-49% blocked. Multivessel coronary artery disease.

June 23, 2026 — Coronary angiogram + PCI: The RCA was 99% blocked. I had three stents placed that day. The LAD — 80% blocked — is scheduled for a second procedure in 4-6 weeks.

My bloodwork said I was fine.

My arteries told a different story.


The Car Analogy That Changed How I Think About This

Think about a car.

If you treat it well for the first 15,000 miles — change the oil, use premium fuel, keep it maintained — and then drive it recklessly and neglect it for the next 35,000 miles, what you do at 50,000 miles matters. But the damage from those middle miles has been done.

The car looks great on the outside. The dashboard might even look clean. But inside, the engine is corroded.

That's my story.

My numbers today are near-optimal — and they reflect years of real work: GLP-1 therapy, peptide protocols, aggressive lipid management, metabolic optimization. The transformation in those biomarkers is real and it matters.

But those numbers don't undo the years before the work started. They don't reverse the plaque that accumulated when my LDL was 208, my triglycerides were 515, and my glucose was 121.

Bloodwork tells you how the dashboard looks right now. Imaging tells you what happened to the engine.


What I Wish I Had Known Earlier

The conventional medical system is built around bloodwork. Annual labs. Reference ranges. If you're in range, you're fine.

But reference ranges are population averages — not individual risk assessments. And they're lagging indicators. By the time a biomarker signals danger, the underlying process has often been running for years.

Imaging is different. It shows you the accumulated consequence of everything that came before — the years when the numbers weren't good, the inflammation that was quietly building, the plaque that was slowly narrowing an artery.

I had a 99% blockage. A 99% blockage that was invisible to bloodwork.


The Test Worth Asking Your Doctor About

I'm not a doctor. What I can do is tell you what I wish someone had told me ten years ago.

Ask your doctor about a coronary CT scan with calcium scoring. This is a non-invasive imaging test that measures calcified plaque in your coronary arteries. It takes about 10 minutes. It doesn't require contrast in its basic form. And it gives you a picture of the calcified plaque inside your arteries — not just what your blood markers say. (A CT angiogram, which found mine, sees more — including soft plaque a calcium score can miss. Your doctor can tell you which is right for you.)

The calcium score (CAC score) is one of the most powerful predictors of cardiovascular events we have. A score of zero in a middle-aged adult is highly reassuring. A high score — regardless of what your LDL looks like — is a serious signal.

It costs between $75-$400 depending on where you are. Insurance often doesn't cover it because it's "preventive." That's the part that still makes me angry.

If you're optimizing your health — protocols, GLP-1s, peptides, TRT, longevity stacks — you owe it to yourself to know what the engine looks like. Not just the dashboard.


The Full Picture of Health

This is exactly why PeptidesGPT was built to track more than biomarkers.

Your daily check-ins. Your body composition. Your protocol, version by version. And a doctor-ready report you can print and bring to a cardiologist, a primary care physician, or a specialist who needs to see what you've been doing and how your body has responded.

Biomarkers are essential. They tell you where you are today. They guide your protocol. They show you whether your interventions are working.

But health isn't a lab report. It's the sum of everything happening inside a body that's been living — through stress, through neglect, through recovery, through optimization — for decades.

Track all of it. Not just the dashboard.


My numbers today:

| Marker | 2018 | 2021 | 2026 | Status | |---|---|---|---|---| | LDL-C | — | 208 mg/dL | 65 mg/dL | ✅ | | ApoB | — | — | 56 mg/dL | ✅ | | Triglycerides | 515 mg/dL | 284 mg/dL | 55 mg/dL | ✅ | | Fasting Glucose | 121 mg/dL | 117 mg/dL | 84 mg/dL | ✅ | | HbA1c | — | — | 4.8% | ✅ | | hs-CRP | — | — | <1 mg/L | ✅ |

The work is real. The transformation is real.

And so are the three stents.

Track everything. See the full picture.

→ peptidesgpt.com


This post reflects my personal health journey and is for informational purposes only. It does not constitute medical advice, and individual results vary — my outcomes are my own and are not typical or guaranteed. Please consult a qualified healthcare provider before making any decisions about your health, screenings, or medical care.