Stephane Budel
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Field Notes

Shorter, more immediate observations from conferences, market moments, conversations, and signals worth naming.

DiagnosticsMay 20, 2026

Notes from Paris: France's Precision-Dx Debate Has Moved On

France isn't arguing about whether precision diagnostics matter anymore. The argument now is how to make them reimbursed, routine, and equitable — and that turns out to be a business-model question as much as a clinical one.

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DiagnosticsMay 12, 2026

Roche Diagnostic Day 2026

I left Roche Diagnostics Day with one overriding impression: this was not really a product launch event as much as a full diagnostics platform buildout. Roche is assembling the operating system for precision medicine.

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DiagnosticsApril 3, 2026

AI, Diagnostics, and the Return of Strategic Excitement

AI is becoming unavoidable, and diagnostics is having a moment — not in the frothy, hand-wavy sense, but the industry is beginning to recognize that diagnostics are not just a support function for therapeutics. They are increasingly becoming the operating layer for precision medicine.

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DiagnosticsJanuary 31, 2026

The UK Has the Ingredients for Precision Diagnostics. Now It Needs the Operating Model.

The UK has the NHS, Genomics England, UK Biobank, strong academic centers, and a policy narrative built around prevention and earlier detection. In other words, it has the raw materials for a precision medicine operating system. The question is whether it can turn those assets into a scalable model for adoption, reimbursement, and patient impact.

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DiagnosticsJune 18, 2025

Caris IPO: Has Specialty Diagnostics Finally Finished Paying for Its Sins?

For three years, specialty diagnostics was in market purgatory — paying for its COVID-era sugar high with reimbursement skepticism, compressed valuations, and investor fatigue. The Caris IPO is a signal that the market may finally be distinguishing between diagnostics as science projects and diagnostics as scaled clinical infrastructure.

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DiagnosticsMarch 15, 2025

GeneDx and the End of the "Specialty Dx Can't Make Money" Joke

For years, the running joke in diagnostics was that specialty Dx companies could do almost everything except make money. GeneDx is showing what happens when the answer gets bigger, the clinical value gets clearer, and reimbursement starts to catch up.

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Field Notes | Stephane Budel