How long does radiotherapy take to work for squamous cell skin cancer?

The tumour cells are injured by radiation, but the visible surface may not improve straight away. Redness, dryness, crusting, tenderness, or temporary weeping can build during treatment and for a short period afterward as skin cells repair. These changes do not by themselves show whether the cancer has responded.

The review may include looking at the treated site, feeling the surrounding skin, and checking nearby lymph nodes. A small lesion and a larger or awkwardly placed lesion may need different follow-up plans. The team may wait for inflammation to settle before deciding how complete the response is.

Wash gently with the product recommended by your team, pat the area dry, and avoid rubbing, picking crusts, or applying unapproved creams. Protect the site from direct sun and extreme heat. Wear soft clothing or a loose dressing if advised, and follow instructions about keeping dressings clean.

Tell the treatment team if pain makes sleep or daily activities difficult. They can recommend wound care and pain relief suited to the site. Continue follow-up even if the skin looks better, because assessment includes the deeper edge of the treated area.

Call the oncology team promptly for spreading redness, worsening warmth or swelling, pus-like drainage, uncontrolled pain, fever, or bleeding that does not stop with gentle pressure. Seek urgent help for swelling around the eye or mouth that affects vision, breathing, or swallowing.

Ask when the treated skin should be reviewed, which creams or dressings are suitable, and how the team will confirm the cancer response. Ask whether a biopsy or further treatment could be needed if the area remains abnormal after healing.