Measles – serology
| Serologic detection of measles virus antibodies (IgG and/or IgM) | |
| Microbiology | |
| Serology | |
| ○ Whole blood ○ Serum |
Other Information
○ IgG testing will be performed by PHOL on all measles immunity serology requests.
○ Measles IgG and IgM will be performed on diagnostic requests only, with relevant clinical history.
○ Collect the acute sample within 7 days after the onset of rash. Collect the convalescent sample minimum 7-10 days after the acute, preferably 10-30 days after acute.
○ Measles IgG and IgM will be performed on diagnostic requests only, with relevant clinical history.
○ Collect the acute sample within 7 days after the onset of rash. Collect the convalescent sample minimum 7-10 days after the acute, preferably 10-30 days after acute.
○ Serum separator tube (clotted blood) (min volume 5 mL)
○ Decontaminate skin with 70% alcohol followed by iodine or chlorhexidine, collect at least 5 mL of blood
Refer to section Sample Processing / Delivery
PHOL
○ Up to 5 days
416-586-4800 extension 4432
NO
○ Label specimen container. Place specimens in biohazard bag and seal.
○ Specimens should be stored and transported to the UHN/SH Microbiology Laboratory at refrigeration temperature (2-8˚C) immediately after collection.
○ The specimen will be referred to the Public Health Ontario Laboratory for testing
○ Specimens should be stored and transported to the UHN/SH Microbiology Laboratory at refrigeration temperature (2-8˚C) immediately after collection.
○ The specimen will be referred to the Public Health Ontario Laboratory for testing