Read below about back bump, including causes and common questions. Or get a personalized analysis of your back bump from our A.I. health assistant. At Buoy, we build tools that help you know what’s wrong right now and how to get the right care.

A.I. Health Assistant

Take a quiz to find out why you’re having back bump

Back Bump Quiz

A.I. Health Assistant Causes for Back Bump

The list below shows results from the use of our A.I. Health Assistant by Buoy users who experienced back bump. This list does not constitute medical advice.

  1. 1.Skin Cyst

    An epidermoid cyst is a closed sac under the skin filled with a cheese-like or oily material. It is caused by trauma or surgery.

    Resolves with treatment

    Rarity:
    Common
    Top Symptoms:
    skin-colored armpit bump, marble sized armpit lump, small armpit lump
    Symptoms that always occur with skin cyst:
    skin-colored armpit bump
    Urgency:
    Wait and watch
  2. 2.Lipoma

    A lipoma is a noncancerous growth of fatty tissue cells. A lipoma can develop in almost any organ of the body although they are most commonly found in the subcutaneous layer just below the skin.

    Resolves with treatment

    Rarity:
    Uncommon
    Top Symptoms:
    skin-colored groin bump, marble sized groin lump, small groin lump
    Symptoms that always occur with lipoma:
    skin-colored groin bump
    Urgency:
    Wait and watch
  3. 3.Skin Abscess

    A skin abscess is an infection of the deeper skin that's typically due to bacteria seen on the skin. Recently, infections are more frequently caused by Staph. Aureus (puts the "staph" in "staph infections"), which is dangerous and requires treatment.

    Good prognosis with treatment

    Rarity:
    Common
    Top Symptoms:
    rash with bumps or blisters, red rash, red skin bump larger than 1/2 cm in diameter, pus-filled rash, rash
    Symptoms that always occur with skin abscess:
    rash with bumps or blisters
    Urgency:
    Primary care doctor
  4. 4.Basal Cell Carcinoma

    Basal cell carcinoma is a slow-growing form of skin cancer. Skin cancer falls into two major groups: Non-melanoma and melanoma. Basal cell carcinoma is a type of non-melanoma skin cancer.

    Indefinite

    Rarity:
    Uncommon
    Top Symptoms:
    facial skin changes, pink or red facial bump, small facial lump, painless facial bump, growing facial lump
    Urgency:
    Primary care doctor

    Back Bump Checker

    Take a quiz to find out why you’re having back bump.

    Back Bump Quiz
  5. 5.Wart

    Warts are non-serious skin growths caused by a virus that infects the top layer of the skin. They are contagious. Thus, warts on the face are often spread there by the hands, and vice versa.

    78% go away in 2 years

    Rarity:
    Common
    Top Symptoms:
    small facial lump, painless facial bump, skin-colored facial bump, scaly facial bump
    Symptoms that never occur with wart:
    headache
    Urgency:
    Self-treatment
  6. 6.Boil (Furuncle)

    Boils are infections of a hair follicle that creates a small pocket of inflammation full of pus. It's typically caused by a common bacteria called S. Aureus.

    5-10 days

    Rarity:
    Uncommon
    Top Symptoms:
    pink or red facial bump, small facial lump, painful facial bump, marble sized facial lump, constant skin changes
    Symptoms that always occur with boil (furuncle):
    pink or red facial bump
    Symptoms that never occur with boil (furuncle):
    fever
    Urgency:
    Self-treatment
  7. 7.Pimple

    Acne, also known as pimples, occurs when hair follicles become clogged with oil & dead skin cells. Acne is extremely common and ranges from mild to severe.

    The severity of the acne dictates treatment-type and duration. With proper treatment, acne should resolve in weeks to months. In some cases, acne is a long-term condition.

    Rarity:
    Common
    Top Symptoms:
    pink or red facial bump, small facial lump, painful facial bump, marble sized facial lump
    Symptoms that always occur with pimple:
    pink or red facial bump
    Urgency:
    Self-treatment
  8. 8.Melanoma

    Melanoma is the most serious type of skin cancer. Often the first sign of melanoma is a change in the size, shape, color, or feel of a mole. Most melanomas have a black or black-blue area. Melanoma may also appear as a new mole. It may be black, abnormal, or "ugly looking."

    Indefinite

    Rarity:
    Rare
    Top Symptoms:
    brown-colored skin changes, atypical features of a facial bump, black-colored skin changes, growing facial lump, large facial lump
    Symptoms that always occur with melanoma:
    atypical features of a facial bump
    Urgency:
    Primary care doctor
  9. 9.Cherry Angioma

    A cherry angioma is a noncancerous (benign) skin growth made up of blood vessels.

    Indefinite

    Rarity:
    Rare
    Top Symptoms:
    small armpit lump, constant armpit lump, cherry red armpit bump
    Symptoms that always occur with cherry angioma:
    small armpit lump, cherry red armpit bump, constant armpit lump
    Symptoms that never occur with cherry angioma:
    painful armpit lump
    Urgency:
    Wait and watch

Questions Your Doctor May Ask About Back Bump

  • Q.What color is the bump?
  • Q.Do you feel pain when you touch the bump?
  • Q.Do you purposely tan (using sun, tanning beds, or UV rays)?
  • Q.Has anyone in your family had cancer?

If you've answered yes to one or more of these questions, try our back bump symptom checker to find out more.

Back Bump Quiz

Back Bump Symptom Checker Statistics

  • People who have experienced back bump have also experienced:

    • 13% Lower Back Pain
    • 12% Back Pain
    • 2% Fatigue
  • People who have experienced back bump had symptoms persist for:

    • 49% Over a Month
    • 21% Less Than a Week
    • 11% Less Than a Day
  • People who have experienced back bump were most often matched with:

    • 100% Skin Abscess
  • Source: Aggregated and anonymized results from visits to the Buoy AI health assistant (check it out by clicking on “Take Quiz”).

A.I. Health Assistant

Take a quiz to find out why you’re having back bump

Back Bump Quiz