Read below about head/scalp swelling, including causes and common questions. Or get a personalized analysis of your head/scalp swelling 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.

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4 Potential Head / Scalp Swelling Causes

Disclaimer: The article does not replace an evaluation by a physician. Information on this page is provided as an information resource only, and is not to be used or relied on for any diagnostic or treatment purposes.

  1. 1.Bruise of the Face / Scalp / Neck

    A bruise is an area of skin discoloration. A bruise occurs when small blood vessels break and leak their contents into the soft tissue beneath the skin.

    1-2 weeks

    Rarity:
    Common
    Top Symptoms:
    head injury, head/scalp swelling, head bruise, painful head swelling, warm and red scalp swelling
    Symptoms that always occur with bruise of the face/scalp/neck:
    head injury
    Urgency:
    Self-treatment
  2. 2.Concussion (Mild Traumatic Brain Injury) Needing Imaging

    Mild traumatic brain injury requiring imaging is defined as being fairly responsive after an injury to the head but with enough warning signs that a picture of the inside of the skull needs to be taken.

    Mild traumatic brain injuries have good outcomes if seen early enough by doctors. Delay can be dangerous.

    Rarity:
    Common
    Top Symptoms:
    nausea or vomiting, dizziness, difficulty concentrating, sensitivity to light, frequent mood swings
    Symptoms that always occur with concussion (mild traumatic brain injury) needing imaging:
    head or face injury
    Urgency:
    Hospital emergency room

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  3. 3.Concussion Not Needing Imaging

    A traumatic brain injury (TBI), or concussion, happens when a bump, blow, jolt, or other head injury causes damage to the brain. Every year, millions of people in the U.S. suffer brain injuries. More than half are bad enough that people must go to the hospital, and the worst injuries can lead to permanent brain damage or death.

    Most patients with mild brain injury recover within hours to days.

    Rarity:
    Common
    Top Symptoms:
    dizziness, irritability, depressed mood, difficulty concentrating, trouble sleeping
    Symptoms that always occur with concussion not needing imaging:
    head or face injury
    Symptoms that never occur with concussion not needing imaging:
    recent fall from 6 feet or higher, severe vomiting, posttraumatic amnesia over 30 minutes, slurred speech, fainting, moderate vomiting
    Urgency:
    Primary care doctor
  4. 4.Langerhans Cell Histiocytosis

    There are many different cells of the immune system. At times, there can be too many of one or more of them.

    Uncertain

    Rarity:
    Rare
    Top Symptoms:
    fatigue, shortness of breath, severe fatigue, fever, unintentional weight loss
    Urgency:
    Primary care doctor

Questions Your Doctor May Ask About Head / Scalp Swelling

  • Q.Did you get hit in the head?
  • Q.Have you experienced any nausea?
  • Q.Were you hit or injured anywhere on your face? If so, where?
  • Q.Have you been experiencing dizziness?

If you've answered yes to one or more of these questions, try our head/scalp swelling symptom checker to find out more.

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Head / Scalp Swelling Symptom Checker Statistics

  • People who have experienced head/scalp swelling have also experienced:

    • 10% Headache
    • 7% Scalp Bump
    • 6% Scalp Pain
  • People who have experienced head/scalp swelling had symptoms persist for:

    • 34% Less Than a Week
    • 32% Less Than a Day
    • 21% Over a Month
  • People who have experienced head/scalp swelling were most often matched with:

    • 6% Concussion (Mild Traumatic Brain Injury) Needing Imaging
    • 5% Bruise of the Face / Scalp / Neck
    • 2% Concussion Not Needing Imaging
  • Source: Aggregated and anonymized results from visits to the Buoy AI health assistant (check it out by clicking on “Take Quiz”).

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