Genital warts are small, flesh-colored or slightly pigmented bumps that appear in the genital or anal area, caused by certain strains of human papillomavirus (HPV). They can be flat or raised, smooth or rough, and sometimes cluster together in a shape that resembles a cauliflower. If you’ve noticed an unusual bump and you’re trying to figure out what it is, here’s what to look for and what else it might be.
What Genital Warts Look Like
Genital warts are typically skin-colored or slightly darker, firm to the touch, and randomly arranged. Individual bumps tend to have pointed or tapered tips, and when multiple warts cluster together, their bases often fuse, creating that characteristic cauliflower texture. They can be as small as a pinhead or grow into larger clusters over time.
Some warts are flat and barely raised above the skin’s surface, which makes them harder to spot, especially on skin folds. Others are clearly raised and rough. Color varies from person to person: they may match your skin tone exactly, appear slightly pink, or look grayish-white. A single wart can appear on its own, but it’s common to develop several at once or in quick succession.
Where They Typically Appear
In women, warts most commonly appear around the vaginal opening, on the vulva, in the area between the genitals and the anus, inside the vaginal walls, and on the cervix. In men, the most common sites are the shaft of the penis, under the foreskin in uncircumcised men, and on the scrotum. Both men and women can develop warts on or around the anus and in the anal canal, regardless of whether they’ve had anal sex. Warts can also, less commonly, form in the mouth or throat after oral sex with an infected partner.
How They Feel
Most genital warts don’t hurt. Many people discover them only by touch or sight, not because of any discomfort. That said, some warts itch, and warts in areas that experience friction during sex or from clothing can occasionally feel tender or irritated. Warts inside the vaginal canal or anal canal may cause mild bleeding during intercourse. The psychological distress of noticing them is often more significant than any physical sensation.
Why You Might Not Have Noticed Sooner
HPV has a long and unpredictable incubation period. On average, warts take about 3 months to appear in women and about 11 months in men after exposure, but the range is wide. Some people develop warts weeks after contact; others don’t see anything for over a year. This delay makes it difficult to trace exactly when or from whom you contracted the virus.
It’s also worth knowing that most people infected with HPV never develop visible warts at all. The virus can live in skin cells without producing any bumps, and a person can transmit HPV through skin-to-skin contact even when no warts are present. More than 90% of genital wart cases are caused by HPV types 6 and 11, which are considered low-risk strains, meaning they don’t cause cancer. That doesn’t mean you should ignore them, but it does mean a genital wart diagnosis is not a cancer diagnosis.
Conditions That Look Similar
Several completely harmless skin features can mimic genital warts, and telling them apart matters before you panic.
- Pearly penile papules: These are tiny, dome-shaped bumps that form in neat rows around the head of the penis. They appear white or pink in a uniform, cobblestone-like pattern. Unlike warts, they’re evenly spaced, have smooth rounded tips, and don’t flake or peel. They’re a normal anatomical variation, not an infection.
- Vestibular papillomatosis: In women, clusters of soft, pink, tube-shaped bumps can appear on the inner labia, around the hymen, or near the urethra. These look similar to warts at first glance, but the key difference is that each bump has its own separate base and a smooth, round tip. Genital warts, by contrast, tend to have pointed tips and fused bases. Vestibular papillomatosis is also a normal variant, not a disease.
- Fordyce spots: These are small, pale or yellowish bumps that can appear on the shaft of the penis, the labia, or the inner cheeks of the mouth. They’re visible oil glands and are completely normal.
- Skin tags: Soft, floppy pieces of skin that hang from a thin stalk. They tend to be smoother and more flexible than warts, which are firmer and more textured.
- Molluscum contagiosum: These bumps are round, smooth, and often have a small dimple or pit in the center. They’re caused by a different virus entirely and have a distinctly waxy or pearly appearance that sets them apart from the rougher surface of warts.
How a Diagnosis Is Made
There is no routine blood test or swab that screens for the HPV strains that cause genital warts. Diagnosis is almost always visual. A healthcare provider examines the bumps, considers their location, texture, and pattern, and makes a clinical judgment. In ambiguous cases, a biopsy (removing a tiny sample of tissue) can confirm the diagnosis, but this is usually reserved for warts that look unusual, don’t respond to treatment, or need to be distinguished from something more serious.
You may have heard of an “acetic acid test,” where a provider applies vinegar to the skin and watches for areas that turn white. This technique is used in some clinical settings, but it can produce false positives, highlighting normal skin changes or other conditions that aren’t warts. It’s not considered reliable enough to be a standalone diagnostic tool.
Self-diagnosis is tricky. If you’ve compared your bump to images online and you’re still unsure, a quick visit to a sexual health clinic or dermatologist can give you a definitive answer in minutes. Many of the conditions that mimic warts are completely benign, so getting checked is as likely to bring relief as it is to confirm a concern.
What Happens After Diagnosis
Genital warts are treatable but not always curable in the short term. Treatment focuses on removing the visible warts themselves. Options range from topical creams you apply at home over several weeks to in-office procedures like freezing or minor surgical removal. The approach depends on how many warts you have, where they are, and your preference.
Even after successful treatment, warts can come back, especially in the first few months. This doesn’t mean treatment failed. It means the virus was still active in nearby skin cells. Over time, most people’s immune systems suppress HPV to the point where warts stop recurring. For the majority of people, the body clears or controls the infection within one to two years.
The HPV vaccine protects against types 6 and 11, the strains behind more than 90% of genital wart cases. If you haven’t been vaccinated and you’re within the recommended age range (up to 45 in some guidelines), vaccination can still protect you against strains you haven’t yet been exposed to, even if you’ve already had one HPV-related issue.