Methylhistamine urine

Specimen:

24 h urine collection/spit.

Method:

Immunoassay.

Reference Interval:

Consult pathologist.

Application:

Diagnosis of Mastocytosis. In appropriate clinical circumstances Anaphylaxis.

Interpretation:

Raised level suggests possibility of Mastocytosis.

Reference:

Metcalfe D. In: Middleton E et al. Allergy Principles and Practice. 1998. Vol 2. Mosby.