Table 1.

Clinical timeline.

Date	Clinical event
Mar 2021	Initial excision of left axillary nodule; diagnosed as syringoma.
Jan 2024	Patient noticed a new nodule in the left axilla.
Jun 2024	Nodule excised; referred to senology clinic due to suspected breast cancer.
Jul 2024	Extensive imaging and histopathological testing in senology clinic.
Jul 2024	Referral to dermato-oncological clinic for further work-up.
Aug 2024	Complete excision of subcutaneous left axillary tumor mass.
Sep 2024	Diagnosis determined in tumor board; referred for adjuvant radiotherapy.
Oct 2024	Locoregional adjuvant radiotherapy initiated