Piezogenic Papules

Piezogenic papules are common, usually painless bumps on your heels or wrists. They’re the same tone as your skin or slightly yellow. They often appear when you place pressure on the area, like when standing or walking. The bumps usually disappear when you rest.

These aren’t dangerous, but they might be uncomfortable. They happen when small pockets of fat push through the deeper layer of your skin.

Treatment focuses on reducing symptoms, not removing the papules. A healthcare provider can help you find the right option if you need it.

Types of piezogenic papules

There are a few types based on where and when they appear:

• Piezogenic pedal papules: This is the most common type. These bumps are on your heels when you stand or put pressure on your feet.
• Piezogenic wrist papules: These show up on your inner wrist when you put pressure on your hands.
• Infantile pedal papules: These are harmless bumps that can appear on a baby’s heels as part of normal development. Unlike the adult type, they don’t depend on pressure or standing.

What do piezogenic papules look like?

They're small, soft bumps under your skin that often:

• Look skin-colored or slightly yellow
• Appear when you apply pressure (like standing or pressing on the area)
• Flatten or disappear when you remove pressure
• Occur on both sides of your body
• Are smaller than 1 centimeter in size

Infantile papules usually appear as larger, soft bumps on the inner heel of a baby’s foot.

Symptoms of piezogenic papules

Most don’t cause symptoms. You might only notice them by chance, or you may have concerns about how they look. When symptoms do occur, you might feel:

• Pain or tenderness in the affected area
• Discomfort when standing or putting pressure on the area
• Pain during physical activity

Piezogenic papules cause

Experts don’t fully understand the cause. But research suggests that pressure on your skin causes these bumps to form. When you stand or put weight on certain areas, pressure pushes small pockets of fat from under your skin through tiny gaps in your connective tissue. This creates the small bumps that you can see. When the pressure goes away, the bumps usually flatten or disappear.

Risk factors

Certain factors can make piezogenic papules more likely. These include:

• Having excess body weight
• Having flat feet
• Standing for long periods of time
• Doing high-impact activities like running or figure skating
• Putting frequent pressure on your heels or wrists

If you have a connective tissue condition, like Ehlers-Danlos syndrome, you may also have a higher risk. This condition can weaken the tissues that support your skin.

How doctors diagnose piezogenic papules

A healthcare provider usually diagnoses piezogenic papules with a physical exam. They’ll look for small bumps that appear when you stand or put pressure on the area and disappear when you remove the pressure.

In most cases, you don’t need any testing. If the diagnosis isn’t clear, your provider may use ultrasound to look at the tissue under your skin. Rarely, they may take a small skin sample (biopsy) to rule out other conditions.

Piezogenic papules treatment

Most piezogenic papules don’t need treatment because they’re harmless and usually don’t cause symptoms.

If they cause pain, your healthcare provider might recommend:

• Reducing pressure on the area, like avoiding long periods of standing
• Wearing supportive footwear or orthotics to cushion your heels
• Wearing compression stockings
• Maintaining a weight that’s healthy for you (if excess weight adds pressure to your feet)

If pain continues, your provider may give you a local anesthetic or corticosteroid injection at the site. In rare cases, surgery may remove the papules if other treatments don’t help.

​When should I see my healthcare provider?

You should see a healthcare provider if:

• The bumps have become painful or tender.
• The pain makes it hard to stand, walk or exercise.
• You’re not sure what the bumps are and want a diagnosis.
• The symptoms don’t improve with simple treatments like rest or supportive footwear.

What is the outlook for piezogenic papules?

Most people don’t have symptoms. You may notice small bumps when you stand or put pressure on the area. But the bumps usually flatten or disappear when the pressure goes away.

In some cases, the bumps may cause mild pain during long periods of standing or physical activity. If that happens, simple treatments like supportive footwear or reducing pressure on the area might help. Overall, these bumps are harmless and shouldn’t be a cause for concern.

​Do piezogenic papules go away?

Piezogenic papules usually don’t permanently go away. But they may flatten or disappear when you remove pressure from the area, like when you sit or lie down. The bumps may come back when you stand or put weight on the area again.

Infant pedal papules disappear in early infancy.

Can piezogenic papules be prevented?

You can’t completely prevent piezogenic papules because experts don’t fully understand why they develop.

But you may lower your risk or reduce symptoms by:

• Avoiding long periods of standing
• Limiting high-impact activities
• Maintaining a weight that's healthy for you
• Wearing supportive shoes or orthotics