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WEBSITE OF THE STATE OF SOUTH DAKOTA DEPARTMENT OF HEALTH
Kim Malsam-Rysdon, Interim Secretary of Health

TB Skin Test Classification

The South Dakota TB Elimination Advisory Committee recommends the following criteria for TB skin test classification in South Dakota:

> 5 mm induration is considered positive for:

  • Close contacts
  • HIV infected persons
  • Persons with chest X-rays suggestive of previous TB
  • Persons with organ transplants and other immunosuppressed patients

> 10 mm induration is considered positive for:

  • All other patients regardless of risk factors

The South Dakota Department of Health and the South Dakota Tuberculosis Elimination Advisory Committee recommend adoption of the above TB skin testing criteria by health-care personnel.   Questions regarding the interpretation of TB skin tests may be directed to Kristin Rounds, Tuberculosis Control Program Coordinator at the South Dakota Department of Health in Pierre 605-773-3737 or 1-800-592-1861.

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