Read below about perineal numbness, including causes and common questions. Or get a personalized analysis of your perineal numbness 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.

This symptom can also be referred to as:
Saddle numbness
Tingling between anus and genitalia

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4 Potential Perineal Numbness 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.Spinal Stenosis

    The spine, or backbone, protects the spinal cord and allows people to stand and bend. Spinal stenosis causes narrowing in the spine. The narrowing puts pressure on nerves and the spinal cord and can cause pain.

    Indefinite

    Rarity:
    Common
    Top Symptoms:
    lower back pain, back pain that shoots down the leg, back pain that shoots to the butt, difficulty walking, thigh pain
    Urgency:
    Primary care doctor
  2. 2.Cauda Equina Syndrome (Rapid - Onset)

    Although leg pain is common and usually goes away without surgery, cauda equina syndrome, a rare disorder affecting the bundle of nerve roots (cauda equina) at the lower (lumbar) end of the spinal cord, is a surgical emergency.

    Indefinite

    Rarity:
    Rare
    Top Symptoms:
    lower back pain, back pain that shoots to the butt, back pain that shoots down the leg, leg weakness, thigh numbness
    Urgency:
    Emergency medical service

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  3. 3.Cauda Equina Syndrome (Slow - Onset)

    Although leg pain is common and usually goes away without surgery, cauda equina syndrome, a rare disorder affecting the bundle of nerve roots (cauda equina) at the lower (lumbar) end of the spinal cord, is a surgical emergency.

    Indefinite

    Rarity:
    Rare
    Top Symptoms:
    lower back pain, back pain that shoots to the butt, back pain that shoots down the leg, leg weakness, thigh numbness
    Urgency:
    Hospital emergency room
  4. 4.Lower Back (Sacral Vertebral) Fracture

    A sacral stress fracture is a small break in the sacrum. The sacrum is a large triangular bone at base of the spine. The sacrum connects to the pelvis.

    Variable depending on severity

    Rarity:
    Rare
    Top Symptoms:
    lower back pain, back pain that shoots to the butt, back pain that shoots down the leg, severe back pain, lower back pain from an injury
    Symptoms that always occur with lower back (sacral vertebral) fracture:
    lower back pain from an injury
    Urgency:
    Primary care doctor

Questions Your Doctor May Ask About Perineal Numbness

  • Q.Do you currently smoke?
  • Q.Where exactly is the numbness in the area around your buttocks?
  • Q.Any fever today or during the last week?
  • Q.What is your body mass?

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

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Perineal Numbness Symptom Checker Statistics

  • People who have experienced perineal numbness have also experienced:

    • 9% Lower Back Pain
    • 8% Foot Numbness
    • 7% Lower Leg Pain
  • People who have experienced perineal numbness had symptoms persist for:

    • 37% Less Than a Day
    • 24% Less Than a Week
    • 18% Over a Month
  • People who have experienced perineal numbness were most often matched with:

    • 27% Cauda Equina Syndrome (Rapid - Onset)
    • 4% Cauda Equina Syndrome (Slow - Onset)
    • 3% Spinal Stenosis
  • 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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