Skip to main content

Outage notice:

Due to the global information outage that occurred Friday, Quest is taking swift action to respond, recover and restore our operations. Our Patient Services are operating with reduced capacity so you may experience longer wait and service times. Our Customer Contact teams are currently unavailable. We appreciate your patience as we work toward returning to normal operations. 


Primary care is the first line of defense for patients experiencing symptoms of autoimmune disorders

Primary care providers (PCPs) know firsthand that recognizing autoimmune disease can be challenging due to vague, variable, and overlapping symptoms. That makes it even more important for you to get comprehensive autoimmune insights for your patients sooner, so you can make sure the next step on their healthcare journey is in the right direction. 

Why it’s crucial to get earlier insights through comprehensive autoimmune screening

 Delayed autoimmune diagnosis and treatment can result in permanent joint and organ damage and lower the chance of remission.1 It’s more important than ever for PCPs to use comprehensive autoimmune screening solutions due to: 



You are critical to helping improve patient outcomes.

 Learn more about healthcare trends that are shaping the PCP role in autoimmune care.  

Get the resource

Autoimmune symptoms may be complex, but getting answers doesn’t have to be.

1  test code. 1 blood draw. 1 confident referral. More insights. Quest’s comprehensive screening panels deliver ANA results plus disease-specific insights that increase specificity, so you can enable a more qualified referral and a faster path to diagnosis. 

Help your patients get the care they need sooner

ANAlyzer - The analytic approach

ANA, IFA, with Reflex Titer/Pattern, Systemic Autoimmune Panel 1

Fixed panel of 20+ analytes that gives a full-picture view (whether ANA is positive or negative), to support differential diagnosis, especially for patients with more than 1 autoimmune condition
Hereditary oncology spotlight

Cascade - The reflexive approach

ANA, IFA, Cascade and Rheumatoid Arthritis Panel 2, with Reflexes

Automatic reflex panel that screens for the 8 most common autoimmune diseases, where positive ANA results reflex to a tiered cascade of specific antibodies.
Provider walking a patient through results

Your Quest expert is only a phone call away

Let’s discuss some of the key challenges your lab is facing and how we can work together to find the right solution for your diagnostic needs.


* indicates required



1. Niemantsverdriet E, Dougados M, Combe B, van der Helm-van Mil AHM. Referring early arthritis patients within 6 weeks versus 12 weeks after symptoms onset; an observational cohort study. Lancet Rheumatol. 2020;2(6):e332-e338. doi:10.1016/S2665- 9913(20)30061-8

2. American College of Rheumatology Responds to the Senate Health, Education, Pension, & Labor Committee Published March 20, 2023. Accessed July 18, 2023. h#ps:// ets/bltee37abb6b278ab2c/bl99244a 31c1fd18fe/acr-help-workforce-rfiresponse.pdf

3. WHO Coronavirus Disease (COVID-19) Dashboard. World Health Organization. Updated July 12, 2023. Accessed July 18, 2023. h#ps:// /country/us

4. Chang R, Yen-Ting Chen T, Wang SI, Hung YM, Chen HY, Wei CCJ. Risk of autoimmune diseases in patients with COVID-19: A retrospective cohort study. eClinicalMedicine. 2023;56:101783. doi:10.1016/j.eclinm.2022.101783