Researchers have studied the cause and effect of Thygeson’s Superficial Punctate Keratitis or Thygeson’s Superficial Punctate Keratopathy (TSPK) looking for patterns and commonalities that can help form useful conclusions.  The epidemiology behind Thygeson’s SPK has experienced many blocks and detours while compiling statistics and analyzing information about this elusive disease. Epidemiologists have collected detailed data […]