TYPE AND SCREEN

Mnemonic

S

Synonym

Type and Antibody Screen - Type and Hold

Includes

ABO and Rh type and antibody screen. Antibody identification will be performed for all positive screens. An antiglobulin crossmatch will be performed for patients with positive screens when transfusion is anticipated.

Guidelines

Determination of ABO, Rh, and possible presence of antibody. Indicated for the preoperative patient with only a low likelihood of intraoperative transfusion. Also used to screen for possible maternal-fetal blood incompatibility.

Specimen Collection Requirements

Collect

Adult: Two full 4.0 mL lavender (EDTA) top tubes. Neonates <4 months: two full lavender top microtainer tubes. Pediatrics ≥4 months: 3-6 full lavender top microtainer tubes, call Blood Bank

Handling

Tubes must be labeled appropriately. See Blood Bank Specimen Collection Guidelines.

Preferred Volume

Two full 4.0 mL lavender (EDTA) top tubes

Minimum Volume

Two lavender top microtainer tubes. Neonates <4 months: one lavender top microtainer tube

Transport

Ambient or refrigerated

Rejection Criteria

Gross hemolysis, incorrect specimen container, incorrectly labeled or frozen

Stability

Ambient: 24 hours; Refrigerated: 3 days; Frozen: Unacceptable

Testing Information

Performed

7 days/week

Method

See specific test.

Referral Lab

Samaritan Health Services Laboratories

Reference Values

CPT Codes

86900, 86901, 86850

Blood Product

Comment

For patients who have a negative antibody screen and no history of previous red cell antibodies, an immediate spin crossmatch will be performed and blood can be released within 5-10 minutes of receipt of request for blood

Last Updated: Thursday, January 5, 2017 03:42:33 AM