5 Key Takeaways

• 1

  Color vision deficiency (CVD) may negatively impact survival rates in bladder cancer patients compared to those without CVD.

• 2

  Bladder cancer patients with CVD showed a 52% higher 20-year mortality rate than matched controls without CVD.

• 3

  Colorectal cancer outcomes were similar for patients with and without CVD, indicating different clinical implications.

• 4

  The study suggests that inability to see red should not lower suspicion for bladder cancer, especially with visible blood.

• 5

  This research highlights the unexpected connections between sensory perception and cancer outcomes.