Piriformis Syndrome

Piriformis syndrome is a cause of pain that many people feel, but few people recognize. It happens when a small muscle, located in the gluteal region (called the piriformis), ends up pressing on the sciatic nerve, that same nerve famous for causing pain that "runs down the leg."

What is happening in the body?

Think of it this way: there is a large nerve that comes out of the spine and passes through the gluteal region to the leg. This is the sciatic nerve.

Right next to it sits the piriformis muscle.

When this muscle becomes tense, inflamed, or overly contracted, it can "squeeze" the nerve as if it were a wire being compressed. This generates pain and other symptoms.

How to identify the main symptoms?

The most common signs are:

  • Deep pain in the gluteal region (usually on one side only)

  • Pain that can run down the back of the thigh

  • Tingling or numbness in the leg

  • Burning sensation

Worsens when sitting for long periods, driving, cycling, and running

Many people think it's a "spine problem," but it's not always.

Why can this pain be so intense?

When the sciatic nerve is compressed, it sends pain signals along its entire pathway.

That's why the pain doesn't stay just in the buttocks—it can radiate to the leg and, sometimes, even to the foot.

Is it true that it can make you unable to walk?

Yes, in more severe cases, a person can have difficulty walking.

But this does not mean, in most cases, a permanent loss.

What can happen:

  • Very severe pain when putting weight on the leg

  • Sensation of hip locking

  • Temporary weakness due to pain

  • Fear of moving (which makes the condition even worse)

In other words: the person can actually walk, but the pain is so limiting that it seems like they can't.

Severe cases are less common, but when nerve compression is greater, there may be:

  • reduction in muscle strength

  • changes in sensation

In these cases, medical evaluation is essential.

How is the diagnosis made?

The diagnosis is made primarily through conversation with the patient (history of symptoms), physical examination, and movement tests that trigger pain. Imaging tests (such as MRI) generally serve more to rule out other causes, such as spine problems.

Treatment:

In most cases, treatment is simple and effective:

  1. Activity modification

  • Avoid sitting for long periods

  • Take breaks when driving or working while seated

  • Temporarily stop activities that worsen pain

  1. Stretching

Specific exercises for the gluteal and hip muscles help a lot

They are one of the most important parts of treatment

  1. Medications

Anti-inflammatory drugs can temporarily relieve pain

  1. Physical therapy

Helps relax the muscle and free the nerve

  1. Injection (in some cases)

Application of medication at the site to reduce inflammation

Surgery is rare.

Summarizing it simply

Piriformis syndrome is:

A muscle problem

That compresses an important nerve

And causes pain that can radiate to the leg

Despite being scary, it has treatment and usually improves well with correct measures.

Dr. Rebeca Soares Andrade CRM-GO 39335