Rapid Squamous Cell Carcinoma from Hidradenitis Suppurativa During Bimekizumab
Rapidly Expanding Squamous Cell Carcinoma Linked too Hidradenitis Suppurativa and Bimekizumab Treatment
Table of Contents
Published September 12, 2025
Background: Hidradenitis Suppurativa and Cancer Risk
Hidradenitis suppurativa (HS) is a chronic, inflammatory skin condition affecting areas with apocrine glands, like the armpits and groin. individuals with HS have a known, elevated risk of developing squamous cell carcinoma (SCC), a common type of skin cancer. This risk is thought to be linked to chronic inflammation and impaired immune responses within HS lesions.
Case Report: Aggressive SCC Growth During Bimekizumab Therapy
A recent case report details the rapid enlargement of a squamous cell carcinoma in a patient undergoing treatment with bimekizumab for hidradenitis suppurativa. Bimekizumab is a biologic medication, specifically an interleukin-17A inhibitor, used to manage moderate-to-severe HS. The patient, who had a history of HS, experienced a meaningful increase in the size of a previously identified SCC while on bimekizumab therapy.
The SCC exhibited unusually aggressive growth, prompting clinicians to carefully evaluate the potential link between the immunosuppressive effects of bimekizumab and the cancer’s progression. The case highlights the importance of vigilant skin monitoring in patients with HS,particularly those receiving systemic immunosuppressive treatments.
Implications for HS Treatment and Monitoring
While bimekizumab has demonstrated efficacy in treating HS, this case underscores the need for heightened awareness regarding potential oncologic risks. immunosuppressive therapies, while effective for inflammatory conditions, can potentially impair the body’s ability to detect and control cancerous cells.
Dermatologists and HS specialists should emphasize regular self-skin exams and professional dermatological checkups for patients on bimekizumab or other immunosuppressants. Early detection of any new or changing skin lesions is crucial for prompt diagnosis and treatment of SCC.
Clinical Considerations
This case doesn’t suggest bimekizumab *causes* SCC, but rather that its immunosuppressive properties may accelerate the growth of pre-existing or newly developed cancers in individuals already predisposed due to conditions like HS. Further research is needed to fully understand the interplay between biologic therapies,HS,and cancer development.
Clinicians should carefully weigh the benefits and risks of immunosuppressive treatments for HS, particularly in patients with a history of skin cancer or other risk factors. A personalized approach to treatment, incorporating regular skin surveillance, is essential.
