[He nods slowly, and struggles to sit back up. He reaches over to roll up one of his sleeves, though the motions are stiff and slow. Moving isn't fun right now.]

I. There was a stone we'd recovered from the tunnels. I broke it down into chunks... wore gloves through the process, but it's possible that some debris made contact with me then. Didn't notice anything until working with the spectroanalysis later.

[his blood pressure is erratic, spiking between a dangerously low pulse to a rapid patter as his body struggles to compensate.]