Class II — Potential Health Hazard

Potential health hazard — use of or exposure to this product may cause temporary or medically reversible adverse health consequences.

IMMULITE 2000 and IMMULITE 2000 XPi Thyroid Stimulating Immunoglobulins (TSI) Recalled by Siemens Healthcare Diagnostics, Inc. Due to An average negative bias of -23% with IMMULITE...

Date: August 11, 2022
Company: Siemens Healthcare Diagnostics, Inc.
Status: Ongoing
Source: FDA (Device)

What You Should Do

Stop using this product immediately. Do not consume, use, or distribute it.

Return the product to the place of purchase for a full refund. If you have questions, contact Siemens Healthcare Diagnostics, Inc. directly.

Affected Products

IMMULITE 2000 and IMMULITE 2000 XPi Thyroid Stimulating Immunoglobulins (TSI) Siemens Material Number (SMN): 10876421 US; 10713448 (OUS)

Quantity: 100 units US; 328 units OUS

Why Was This Recalled?

An average negative bias of -23% with IMMULITE 2000/IMMULITE 2000 XPi Thyroid Stimulating Immunoglobulins (TSI) when compared to other in-date kit lots, there is a potential for erroneously depressed patient results. This may lead to a delayed follow up of patients with clinical autoimmune thyroid

Where Was This Sold?

This product was distributed nationwide across all 50 states.

Affected (51 states)Not affected

About Siemens Healthcare Diagnostics, Inc.

Siemens Healthcare Diagnostics, Inc. has 452 total recalls tracked by RecallDetector.

Related Recalls

Data sourced from the FDA (Device). Last updated March 26, 2026. View original report