If a patient has insufficient tissue for molecular testing, I will immediately send a liquid biopsy while simultaneously setting up a repeat biopsy. Our blood-based testing returns within 5-7 days. If a driver mutation is found on liquid biopsy, I will cancel the repeat tissue biopsy. If no driver m...

If the patient is willing, a biopsy can be safely done and a treatment decision is not urgently needed, I prefer tissue biopsy for the following reasons: Tissue is the issue. Not infrequently, a different diagnosis was yield upon bx. Tissue testing can be more comprehensive and often required by...

I check both: liquid and tissue concurrently from the very beginning. Many times, tissue is diagnostic for, let’s say, adenocarcinoma but insufficient for NGS testing. By sending both concurrently from the get-go, we may already have an answer if a driver is identified in about a week from the...