SYNLAB En

Method, Reference Values and Delivery Term modification

Test code: Detailed bellow

Updated from 01/10/2020

For all the tests indicated below, methodology is updated to Fluorescence Immunoassay.

Code	Mnemonic	Description	PREVIOUS	NEW
2678	ARNP	RNP (ENA I)  ANTIBODIES, SERUM	Negative:           Less than 20 U/mL  Weak positive:              20-39 U/mL  Positive moderate:       40-80 U/mL  Positive:        Greater than 80 U/mL	Negative:             Less than 7.0 U/mL  Grey zone:                 7.0 -10.0 U/mL  Positive:        Greater than 10.0 U/mL
2679	ASM	Sm (ENA I)  ANTIBODIES, SERUM	Negative:           Less than 20 U/mL  Weak positive:              20-39 U/mL  Positive moderate:       40-80 U/mL  Positive:        Greater than 80 U/mL	Negative:             Less than 7.0 U/mL  Grey zone:                 7.0 -10.0 U/mL  Positive:        Greater than 10.0 U/mL
2680	SSA	SSA/Ro (ENA II) ANTIBODIES, SERUM	Negative:           Less than 20 U/mL  Weak positive:              20-39 U/mL  Positive moderate:       40-80 U/mL  Positive:        Greater than 80 U/mL	Negative:             Less than 7.0 U/mL  Grey zone:                 7.0 -10.0 U/mL  Positive:        Greater than 10.0 U/mL
2681	SSB	SSB/La (ENA II)  ANTIBODIES, SERUM	Negative:           Less than 20 U/mL  Weak positive:              20-39 U/mL  Positive moderate:       40-80 U/mL  Positive:        Greater than 80 U/mL	Negative:             Less than 7.0 U/mL  Grey zone:                 7.0 -10.0 U/mL  Positive:        Greater than 10.0 U/mL
3420	ENASG	ENAs SCREEN (Ro, La, Sm, RNP, Jo1, Scl70), SERUM	Units: U/mL Negative:           Less than 20 U/mL  Weak positive:              20-39 U/mL  Positive moderate:       40-80 U/mL  Positive:        Greater than 80 U/mL	Units: Ratio Negative:              Ratio less than 0.7 Grey zone:                 Ratio  0.7 - 1.0 Positivo:          Ratio greater than 1.0 ENA screening assay includes the collective qualitative determination of antibodies directed against human recombinant proteins: U1RNP, RNP70, Ro60, Ro52, La, Scl-70S, CENP, Jo-1 and synthetic peptide SmD3.  For more specific determination, they can be requested separately.
2007	JO	Jo1  ANTIBODIES, SERUM	Negative:           Less than 20 U/mL  Weak positive:              20-39 U/mL  Positive moderate:       40-80 U/mL  Positive:        Greater than 80 U/mL	Negative:             Less than 7.0 U/mL  Grey zone:                 7.0 -10.0 U/mL  Positive:        Greater than 10.0 U/mL
946	SCL	ENA III (Scl-70)  ANTIBODIES, SERUM	Negative:           Less than 20 U/mL  Weak positive:              20-39 U/mL  Positive moderate:       40-80 U/mL  Positive:        Greater than 80 U/mL	Negative:             Less than 7.0 U/mL  Grey zone:                 7.0 -10.0 U/mL  Positive:        Greater than 10.0 U/mL
2692	PMSCL	PM/Scl (PM1)  ANTIBODIES, SERUM	Negative:       Less than a 20 U/mL	Negative:             Less than 7.0 U/mL  Grey zone:                 7.0 -10.0 U/mL  Positive:        Greater than 10.0 U/mL
2192	ADNAS	SS/DNA ANTIBODIES, SERUM	Negative:       Less than a 20 U/mL	Negative:             Less than 7.0 U/mL  Grey zone:                 7.0 -10.0 U/mL  Positive:        Greater than 10.0 U/mL
114	-	ENA I (RNP/Sm) ANTIBODIES, SERUM	RNP (ENA I)  ANTIBODIES, SERUM Negative:           Less than 20 U/mL  Weak positive:              20-39 U/mL  Positive moderate:       40-80 U/mL  Positive:        Greater than 80 U/mL  Sm (ENA I) ANTIBODIES, SERUM Negative:           Less than 20 U/mL  Weak positive:              20-39 U/mL  Positive moderate:       40-80 U/mL  Positive:        Greater than 80 U/mL	RNP (ENA I) ANTIBODIES, SERUM Negative:             Less than 7.0 U/mL  Grey zone:                 7.0 -10.0 U/mL  Positive:        Greater than 10.0 U/mL Sm (ENA I)  ANTIBODIES, SERUM Negative:             Less than 7.0 U/mL  Grey zone:                 7.0 -10.0 U/mL  Positive:        Greater than 10.0 U/mL
546	-	ENA II (SSA/Ro SSB/La) ANTIBODIES, SERUM	SSA/Ro (ENA II)  ANTIBODIES, SERUM Negative:           Less than 20 U/mL  Weak positive:              20-39 U/mL  Positive moderate:       40-80 U/mL  Positive:        Greater than 80 U/mL SSB/La (ENA II)  ANTIBODIES, SERUM Negative:           Less than 20 U/mL  Weak positive:              20-39 U/mL  Positive moderate:       40-80 U/mL  Positive:        Greater than 80 U/mL	SSA/Ro (ENA II)  ANTIBODIES, SERUM Negative:             Less than 7.0 U/mL  Grey zone:                 7.0 -10.0 U/mL  Positive:        Greater than 10.0 U/mL SSB/La (ENA II)  ANTIBODIES, SERUM Negative:             Less than 7.0 U/mL  Grey zone:                 7.0 -10.0 U/mL  Positive:        Greater than 10.0 U/mL

Delivery time will change only for the tests listed below. For the rest of the tests, there are no modifications:

Código	Nemónico	Descriptivo	PLAZO ANTERIOR	PLAZO NUEVO
2007	JO	Jo1 ANTIBODIES, SERUM	3 days	2 days
2192	ADNAS	SS/DNA ANTIBODIES, SERUM	7 days	6 days
546	-	ENA II (SSA/Ro SSB/La)  ANTIBODIES, SERUM	3 days	2 days