Mia’s lymph duct was an endless source of trouble, corroded and congealed with ancient bile. She had passing spasms of tinnitus in the left ear and had lost the higher pitches in the right. The synovial fluid in her knuckles and wrists had lost much of its viscosity. Cells in the human lenses didn’t grow back, so there wasn’t much to do about the loss of flexion and the resultant astigmatism.