Local health officials are alerting current and past patients of a London dermatology clinic that they may have been exposed to blood-borne illnesses over the past 13 years.

The Middlesex-London Health Unit (MLHU) reported a failure to meet safety standards at DermEffects, located at 1560 Hyde Park Road. MLHU said the inspection was done as a result of a complaint.

The potential exposure period is from Jan. 3, 2012, to Jan. 13, 2025. Patients who received punch biopsies, curettage, and cautery and excision procedures during that time period are considered at risk of contracting a blood-borne infection.

Patients who received procedures such as liquid nitrogen, lasers, or injections are not at risk, according to the health unit.

Infection prevention and control (IPAC) lapses involve a fa

See Full Page