Most lupus patients are familiar with the dsDNA antibody blood test. Like the ANA result, it is a blood test most closely related to lupus. Occasionally a positive dsDNA result can be seen in other conditions. But, the presence of a dsDNA antibody is considered specific for a diagnosis of lupus. As there are multiple ways a lab may detect a dsDNA, there still remains the possibility of a false positive, but a positive dsDNA result warrants a trip to the rheumatologist. (Reminder = “false positive” simply means the test is positive, yet the patient doesn’t have the condition associated with that result) Patients often are referred to a rheumatologist with a notebook full of labs, mostly of all varieties of antibodies and it is overwhelming.
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Do you have common lupus symptoms?
This is going to sound strange and I hesitate to even say it…but after 10+ years of diagnosing and caring for lupus patients, I feel like I can “smell” lupus. It’s weird, I know. But when I’m approaching a consult, whether in the clinic or in the hospital, my lupus-spidey-sense gets activated if the patient has lupus. When I teach young doctors-in-training and listen to their long list of possible diagnoses, I get excited but also impatient, waiting for them to reach the same conclusion I’ve already reached.
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