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# Catarrh - Whole blood and components

### Scenarios

Acute catarrh

Obligatory

  See Infection, acute

Additional information

  Catarrh may be due to infection or to allergy. If the problem is new, it should be treated as an infection.

Chronic catarrh

Obligatory

  Must not donate if:

  Taking prescribed medication for catarrh other than antihistamines, a nasal decongestant or nasal steroids.

Discretionary

  If using antihistamines, a nasal decongestant or nasal steroids only, accept.

See if relevant
  - Allergy
  - Infection, general
  - Steroid therapy
Additional information

  Chronic catarrh may be due to infection or to allergy. A decision will need to be made as to the underlying cause.

Reason for change:
  A reference to antihistamines have been added to 'Obligatory' and 'Discretionary'. A link has been added to 'Allergy' and 'Steroid Therapy'. 'Additional Information' has been added.
Version details:

  WB-DSG Edition 203 Release 01 (01 June 2010)

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