Cervical Screening: What to Expect
Cervical screening, often called the smear test, is one of the most effective cancer prevention programmes in the world, and in the UK it prevents around 70 percent of cervical cancers. Yet many women put it off, usually because they are anxious about the test or unsure what it involves. Knowing exactly what happens can take most of the fear out of it.
What cervical screening is for
The test does not look for cancer directly. It checks for high-risk types of the human papillomavirus, or HPV, which causes almost all cervical cancers. Most sexually active people will have HPV at some point, and in most cases the immune system clears it without harm. It is only when a high-risk type lingers that abnormal cells can develop, and screening finds them early enough to act.
Who is invited and when
In England, women are invited for screening from age 25, every three years up to 49, and every five years from 50 to 64. The ages and frequency differ slightly across Scotland, Wales and Northern Ireland. Being invited does not mean anything is wrong; it is simply the NHS taking care of a check that works.
What actually happens during the test
- You undress from the waist down behind a curtain and lie on the examination couch, usually with your knees bent and feet apart
- The nurse or doctor gently inserts a speculum, a smooth plastic or metal instrument, into the vagina to see the cervix
- A soft brush is used to collect a small sample of cells from the surface of the cervix, which takes about a minute
- The speculum is removed and the sample is sent to a laboratory to be checked for HPV
The whole appointment usually takes less than ten minutes, and the sample itself takes about a minute. You can ask for a smaller speculum, a mirror to watch, or a chaperone, and you can stop at any point. You can also book with a female practitioner if you prefer.
Getting your results
Results usually arrive by letter within two to six weeks, though it can take a little longer. There are three broad outcomes, and it helps to know what each means before the letter arrives.
| Result | What it means | What happens next |
|---|---|---|
| No HPV found | No high-risk HPV, so the cell sample is not even examined | Back to routine screening in 3 or 5 years |
| HPV found, no cell changes | High-risk HPV present but the cells are normal | Repeat test in a year to see if the body clears it |
| HPV found, cell changes | High-risk HPV plus cells that may need treatment | Referral for colposcopy for a closer look |
If you are referred for colposcopy
Colposcopy sounds intimidating but is a simple clinic appointment. A specialist uses a magnifying instrument to examine the cervix closely, often taking a tiny biopsy to check the cells. If treatment is needed, it usually involves removing the abnormal cells in a short procedure that is highly effective and preserves fertility for most women. Around 4 in 10 women referred find they need no treatment at all.
Managing the anxiety
If the thought of the test makes you tense, you are in good company, and there are practical ways to help yourself. Book a double appointment so you are not rushed, ask to insert the speculum yourself, listen to music, or wear a long skirt you can keep on. Breathing slowly and deliberately while the sample is taken genuinely reduces discomfort. You can also bring a friend to hold your hand. The breast health and menopause guides cover the other checks you may be invited to around the same life stage, so you can plan them together.
Five minutes every three to five years is a small price for the reassurance and protection cervical screening offers. Understanding the process, asking for what you need and keeping the appointment in perspective are the best ways to make it easy on yourself.