Lower risk Medical device recall · FDA · Published August 18, 2021

Siemens CT Scanners with Software Issues May Cause Workflow Delays

Siemens Medical Solutions recalls certain CT scanners due to software errors that can interrupt scans and cause delays in diagnosis. Affected models include Somatom go.Up, go.All, go.Top, and X.cite systems with specific software versions.

Plain-English summary generated from official FDA data by GovInfoNow · Published by Carlos Caban · How we make summaries

🇺🇸 FDA recall #Z-2500-2021Medical device Siemens ›

Lower-risk recall

Software versions may result in sporadic problems causing scanning workflow interruptions and unexpected user notifications. Sporadic software errors may also occur during interventional workflows, resulting in delay in diagnosis or scan aborts with the necessity for patient rescan may occur

Take action

Contact the company

Recalling firmSiemens Medical Solutions USA, Inc40 Liberty Blvd · Malvern, PA 19355-1418

✎ GovInfoNow plain-language explainer

Siemens has recalled CT scanners with specific software versions that may cause scanning interruptions and delays in diagnosis. This could lead to patients needing rescans if the software errors occur during critical medical procedures. Read more at govinfonow.com/recall/61926-siemens-ct-scanners-with-software-issues-may-cause-workflow-delays.

Source Summary by GovInfoNow · govinfonow.com/recall/61926-siemens-ct-scanners-with-software-issues-may-cause-workflow-delays · Updated August 19, 2026 · FDA enforcement record: FDA #Z-2500-2021

Cite this page

“Siemens CT Scanners with Software Issues May Cause Workflow Delays.” GovInfoNow, updated August 19, 2026. https://govinfonow.com/recall/61926-siemens-ct-scanners-with-software-issues-may-cause-workflow-delays. Based on FDA recall #Z-2500-2021 (https://api.fda.gov/device/enforcement.json?search=recall_number:%22Z-2500-2021%22&limit=1).

The FDA announced on August 18, 2021, that Siemens Medical Solutions USA, Inc. is recalling Computed tomography x-ray systems with specific software versions due to sporadic errors causing scanning workflow interruptions and unexpected user notifications.

How to tell if you have it

Brand: Siemens
Product: Computed tomography x-ray systems with software syngo.CT VA20A_SP4a, VA20A_SP5, VA30A_SP2, VA30A_SP2a, VA30A_SP3, VA30A_FP2 in Somatom systems
Models: SOMATOM go.Up (Model 11061620, 11061628), SOMATOM go.All (Model 11061630), SOMATOM go.Top (Model 11061640), SOMATOM X.cite (Model 11330001)
US Serial Numbers: 111307, 111526, 119328, 108158, 123104, 111219, 123054, 117633, 111566, 111427, 123059, 117558, 117533, 119317, 117647, 108088, 123060, 123118, 123055, 111518, 123113, 108108, 123129, 123122, 123069, 111507, 111560, 119142, 108111, 108062, 119376
Units affected: 31 units in the US

The hazard

Sporadic software errors may occur during interventional workflows, resulting in delay in diagnosis or scan aborts with the necessity for patient rescan. The software versions may result in sporadic problems causing scanning workflow interruptions and unexpected user notifications.

Context

GovInfoNow's records show Siemens Medical Solutions USA, Inc. has 182 other recalls on record since June 6, 2017. Other recent recalls of similar products include Siemens ARTIS icono Ceiling Monitor Recall (June 8, 2026), Siemens ARTIS icono floor recall (May 20, 2026), and Siemens ARTIS Pheno VE30A/VE40A recall (March 12, 2026). Other recent recalls of similar products include Philips Achieva 3.0T MRI Recall (August 21, 2026), Philips Incisive CT Software V4.5/V5.0 Recall (June 26, 2026), and Philips Incisive CT Recall (December 3, 2025).

How to tell if you have this one

Check if your Siemens CT scanner has the model numbers listed: SOMATOM go.Up (11061620, 11061628), SOMATOM go.All (11061630), SOMATOM go.Top (11061640), or SOMATOM X.cite (11330001). The software versions syngo.CT VA20A_SP4a, VA20A_SP5, VA30A_SP2, VA30A_SP2a, VA30A_SP3, or VA30A_FP2 are also affected.

Brand
Siemens
Category
Medical device

Based on the official FDA remedy

What to do — step by step

Check Software Version
Identify your CT scanner's software version by checking the model number and software version on the device or documentation.
Apply Software Update
Download and install the appropriate software update (CT016/21/S, CT018/21/S, CT022/21/S, or CT025/21/S) as specified for your model.

Where it went and when

Where it was distributed

Distributed nationwide.

FDA distribution: “US Nationwide distribution.” States read from FDA’s own wording; “not listed” means the notice does not name it.

Distributed nationwide.

Recall timeline

FDA published this recall 42 days after the firm started it.

Aug 18, 2021Firm started the recall
Sep 21, 2021FDA classified it Class II
Sep 29, 2021Published in FDA’s Enforcement Report

Dates from the agency record only; steps without a date are left out.

✎ GovInfoNow

Questions people ask

From the GovInfoNow team · based on the FDA notice · How we make summaries

Do I need to stop using my CT scanner immediately?

No, the recall does not require immediate discontinuation. The software updates can be applied to fix the issues.

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Link to this recall

<a href="https://govinfonow.com/recall/61926-siemens-ct-scanners-with-software-issues-may-cause-workflow-delays">Siemens CT Scanners with Software Issues May Cause Workflow Delays (GovInfoNow)</a>

Where this comes from

The facts (hazard, remedy, dates, manufacturer) are pulled from the official FDA recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.

Official source: FDA Recall #Z-2500-2021 (August 18, 2021) — FDA publishes no per-recall page; this is the official machine-readable enforcement record. Search FDA recalls for Z-2500-2021 to see it in context.
Plain-language summary written by qwen3:4b on August 19, 2026, from the official record above. Not reviewed by a person — if it conflicts with the FDA notice, the notice is correct. Report an error on this page.
GovInfoNow is an independent service and is not a government agency. We republish official FDA recall data; we don’t issue, amend or administer recalls.