TB Skin Test Ruler

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TB Skin Test Ruler Powered By Docstoc
					mm                                        • Measure 48-72 hours after injection
0    10   20     30   40   50   60   70
                                          • Measure across the forearm
TB Skin Test Ruler                        • Measure the diameter of induration
                                            (not the erythema / redness)
               Public Health              • Record in millimetres (mm)
Positive TB skin tests are reportable to Toronto Public Health


        More
  Information
                ±   TB Prevention and Control Program • 416-338-7600
                    targettb@toronto.ca • www.toronto.ca/health/tb_prevention

				
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posted:3/26/2010
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