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Test #

EBA/Bullous LE (includes primate esophagus and split skin for IgG and IgG4, Collagen)

CPT Code(s) #

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If Profile, Includes Tests:


Disease Name:

EBA/Bullous LE

Type of Study:

Serum Studies


Indirect Immunofluorescence and ELISA


Primate esophagus, split skin

Reference Range:

Monkey Esophagus (IgG/IgG4)
• Negative < 10

Split Skin (IgG/IgG4)
• Negative < 5

• Negative < 6.0 U/mL
• Positive ≥ 6.0 U/mL


Titer, U/mL


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Specimen Requirements:

Collect 5-10 ml of blood in a red top or serum separator tube. If possible, separate serum from clot and place into red capped tube provided with Beutner Laboratories collection kits. If separation facilities are not available, the blood can be sent in the tube used for collection.

Sample Stability:

Stable at ambient temperature during shipment. If sample is stored prior to shipment, it is stable refrigerated (2-8ºC) up to five days and frozen (-20ºC or lower) up to one year.

Clinical Relevance:

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