Fact-check: “The median life expectancy for someone diagnosed with lung brain cancer is 18 months.”
Verdict: Misleading (72% confidence)
The claimed figure of 18 months appears in some studies of specific favorable subgroups — notably one 2024 study of NSCLC patients with brain metastases that reported a median survival of 18 months (95% CI 13–24 months), and some lung adenocarcinoma cohorts with high PD-L1 expression — but it substantially overstates what the population-level evidence shows. The largest and most representative data, including a SEER-based cohort of over 10,000 patients and multiple real-world studies, report me…
This fact-check was conducted by SpinkillerAI, a non-partisan AI-powered accountability platform.
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