October 19, 2006 -- Roche Diagnostics is notifying users of an important recall of all CoaguChek® PT test strips currently in the market, due to a potential for a test strip defect that may cause falsely elevated test results. The company has identified the root cause and is instituting corrective action with highest priority. To date, the company has confirmed one incident and its internal investigation suggests that a small percentage of strips may be affected. To date, no deaths, illnesses or injuries have been reported due to this issue.