70667-1
LOINC Code
| LOINC code | 70667-1 | |
|---|---|---|
| name | ||
| description | Cold agglutinins are usually determined at refrigerator temperatures (4 degrees C). In positive cases, surgeons may request testing at additional temperatures, including 18 degrees C, room temperature (22 degrees C), and 28 degrees C, to determine how cold the patient's body temperature can be dropped during surgery. In cardiovascular surgery, the heart is cooled to 25°C to slow down metabolic processes. Since the blood of patients with a history of cold antibodies or cold hemagglutinin disease (such as Raynaud's) is likely to contain cold antibodies, such as anti-M, anti-I and anti-I, testing at various temperatures is performed in order to prevent an acute hemolytic episode. | |
| status | ACTIVE | |
Fully-Specified Name | ||
| component | Cold agglutinin | |
| property | PrThr = Present or threshold: The Property PrThr stands for “Presence or Threshold”, meaning either a) the actual presence or absence of an analyte, or b) that the amount of analyte detected is over some predetermined threshold. | |
| time | Pt = Point in time: To identify measures at a point in time. This is a synonym for “spot” or “random” as applied to urine measurements. | |
| system | Ser = Serum | |
| scale | Ord = Ordinal: Ordered categorical responses, e.g., 1+, 2+, 3+; positive, negative; reactive, indeterminate, nonreactive. | |
| method | 28 deg C incubation | |
Additional Names | ||
| short name | Agglut; Agglutination; Agglutinins; Agglutins; AGT; CA; Cold agglutinin titration; degree; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Serology; Serum; SR | |
Basic Attributes | ||
| class | SERO | |
| type | 1 Laboratory | |
| order vs. observation | CA Ser Ql 28 de | |
History/Usage | ||
| first released | ||
| last updated | 2.56 | |
| last change type | MIN - change to field other than name | |
Related Names | ||
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