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Neurology · Pudendal Neuralgia

Symptoms and Patterns of Pudendal Neuralgia

At a Glance

The defining symptom of Pudendal Neuralgia (PNES) is intense pelvic pain that worsens when sitting but improves when standing, lying down, or sitting on a hollow toilet seat. Patients may also experience a 'golf ball' sensation, urinary urgency, and sexual dysfunction as the day progresses.

The symptoms of Pudendal Neuralgia (PN) or Pudendal Nerve Entrapment Syndrome (PNES) are often described as life-altering, yet they can be difficult to pinpoint because they vary significantly between individuals [1][2]. However, researchers have identified specific patterns and “hallmark” signs that help distinguish this condition from other types of pelvic pain [3][4].

The Hallmark: Positional Pain

The most defining feature of PNES is pain that is directly tied to your position [1].

  • The Sitting Trigger: For almost all patients, the primary symptom is intense pain—often described as burning, stabbing, or an electric shock—that is significantly aggravated by sitting [1][4].
  • The Relief Factor: This pain typically improves or completely disappears when you stand up or lie down [1][4].
  • The “Toilet Seat Sign”: A unique clinical sign of PNES is relief found while sitting on a toilet seat [1]. Because a toilet seat is hollow in the center, it removes direct pressure from the perineum (the area between the genitals and the anus) where the nerve is most vulnerable [1].
  • Important Warning: While sitting on the toilet provides temporary relief, doing so for prolonged periods is not a safe long-term pain management strategy, as it can cause pelvic floor strain or hemorrhoids.

Beyond Pain: Organ and Sexual Dysfunction

Because the pudendal nerve carries signals for sensation, muscle control, and autonomic functions (like bladder control), entrapment can cause a wide range of symptoms beyond simple pain [2][5].

Sexual Dysfunction

In both men and women, the pudendal nerve is the primary “highway” for sexual sensation. When it is compressed, it can lead to:

  • Painful Arousal or Orgasm: The increased blood flow and muscle tension during arousal can further irritate the entrapped nerve [2][5].
  • Persistent Genital Arousal Disorder (PGAD): A distressing sensation of being on the verge of orgasm without sexual desire [2][6].
  • Erectile and Ejaculatory Issues: In men, this may manifest as erectile dysfunction, premature ejaculation, or pain during or after ejaculation [2][5].

Urinary and Bowel Symptoms

The nerve also helps control the sphincters that keep you continent. Symptoms may include:

  • Urinary Urgency and Frequency: Feeling like you need to go “right now” or very often [7][5].
  • The “Golf Ball” Sensation: A hallmark sensory symptom where it feels as though a foreign object (like a golf ball or a lump) is stuck in the rectum or vagina [1][2].
  • Bowel Issues: Difficulty or pain during bowel movements (dyschezia) and a feeling of incomplete emptying [8][9].

Variability and Progression

PNES symptoms rarely stay the same throughout the day. A common pattern is diurnal progression: the pain is often absent or mild when you first wake up but steadily intensifies as the day goes on, especially if you spend time sitting or moving [4].

Over time, if the nerve remains compressed, the pain may become more persistent and radiation can occur [10]. It is common for the pain to travel toward the lower limbs or into the groin [10][2]. Because this is a chronic condition, many patients also experience psychological distress, such as anxiety or depression, due to the persistent and “invisible” nature of the symptoms [11][12]. Understanding that these diverse symptoms are all linked to a single nerve can be a powerful step toward finding the right treatment [1].

For information on how these symptoms differ from other conditions, see The Biology of PNES and Ruling Out Look-Alikes.

Common questions in this guide

What is the 'toilet seat sign' in pudendal neuralgia?
The toilet seat sign refers to temporary pain relief experienced when sitting on a hollow toilet seat. This happens because the cutout removes direct pressure from the perineum where the pudendal nerve is located.
Why does pudendal nerve entrapment cause a 'golf ball' sensation?
The pudendal nerve carries sensory signals from the pelvic region. When it becomes irritated or compressed, it can send false signals to the brain, creating a distressing feeling that a foreign object like a golf ball is stuck in the rectum or vagina.
Can pudendal neuralgia affect bowel and bladder function?
Yes, because the pudendal nerve helps control your pelvic sphincters. Nerve compression can lead to urinary urgency, frequent urination, difficulty with bowel movements, or a lingering feeling of incomplete emptying.
Does pudendal neuralgia pain change throughout the day?
Yes, patients commonly experience a pattern called diurnal progression. This means pain is usually mild or entirely absent when you first wake up, but steadily intensifies throughout the day, particularly after periods of sitting or physical activity.
How does pudendal nerve compression affect sexual function?
The pudendal nerve is the primary pathway for sexual sensation. When entrapped, the increased blood flow and muscle tension of arousal can irritate the nerve, leading to painful orgasms, erectile dysfunction, or a condition called Persistent Genital Arousal Disorder (PGAD).

Questions to Ask Your Doctor

Curated prompts to bring to your next appointment.

  1. 1.Do you believe the 'toilet seat sign' I am experiencing is a strong indicator of PNES in my case?
  2. 2.Can my urinary urgency and 'golf ball' sensation be explained by pudendal nerve compression?
  3. 3.How do my sexual symptoms, such as painful arousal or ejaculation issues, relate to the anatomy of the pudendal nerve?
  4. 4.Is the fact that my pain improves when I lie down a classic sign of this condition?
  5. 5.Based on my symptoms, should we consider advanced imaging like MR neurography to look for entrapment sites?

Questions For You

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References

References (12)
  1. 1

    A rare and late presentation of pudendal neuralgia in a patient with fibromyalgia after pilates exercises.

    Yıldırım MA, Gökşenoğlu G

    Turkish journal of physical medicine and rehabilitation 2019; (65(1)):80-83 doi:10.5606/tftrd.2019.2863.

    PMID: 31453547
  2. 2

    Sexual dysfunction due to pudendal neuralgia: a systematic review.

    Aoun F, Alkassis M, Tayeh GA, et al.

    Translational andrology and urology 2021; (10(6)):2500-2511 doi:10.21037/tau-21-13.

    PMID: 34295736
  3. 3

    [Mechanisms of formation and diagnosis of tunnel pudendal neuropathy].

    Izvozchikov SB

    Zhurnal nevrologii i psikhiatrii imeni S.S. Korsakova 2019; (119(11)):98-102 doi:10.17116/jnevro201911911198.

    PMID: 31851179
  4. 4

    [Pudendal neuralgia diagnosed by electrophysiological examination].

    Isik H, Fuglsang-Frederiksen A, Pugdahl K, Tankisi H

    Ugeskrift for laeger 2017; (179(21)).

    PMID: 28553916
  5. 5

    Successful Treatment of Penile Numbness and Erectile Dysfunction Resulting From Pudendal Nerve Entrapment.

    Luther RD, Castellanos ME

    Urology 2019; (134()):228-231 doi:10.1016/j.urology.2019.09.010.

    PMID: 31560912
  6. 6

    Persistent genital arousal disorder: Treatment by neurolysis of dorsal branch of pudendal nerve.

    Klifto K, Dellon AL

    Microsurgery 2020; (40(2)):160-166 doi:10.1002/micr.30464.

    PMID: 31025770
  7. 7

    Pudendal nerve release for lower urinary tract symptoms in young males.

    Aoun F, Mjaess G, Akl B, et al.

    Lower urinary tract symptoms 2021; (13(2)):286-290 doi:10.1111/luts.12368.

    PMID: 33283436
  8. 8

    Role of nerve block as a diagnostic tool in pudendal nerve entrapment.

    Dickson E, Higgins P, Sehgal R, et al.

    ANZ journal of surgery 2019; (89(6)):695-699 doi:10.1111/ans.15275.

    PMID: 31090184
  9. 9

    Pudendal nerve entrapment leading to avoidant/restrictive food intake disorder (ARFID): A case report.

    Tsai K, Singh D, Pinkhasov A

    The International journal of eating disorders 2017; (50(1)):84-87 doi:10.1002/eat.22601.

    PMID: 27539957
  10. 10

    Vascular entrapment of the sciatic plexus causing catamenial sciatica and urinary symptoms.

    Lemos N, Marques RM, Kamergorodsky G, et al.

    International urogynecology journal 2016; (27(2)):317-9 doi:10.1007/s00192-015-2777-7.

    PMID: 26209951
  11. 11

    Pudendal Neuralgia: The Need for a Holistic Approach-Lessons From a Case Report.

    Beerten SG, Calabrò RS

    Innovations in clinical neuroscience 2021; (18(4-6)):8-10.

    PMID: 34980976
  12. 12

    Topical treatment of vulvodynia, dyspareunia and pudendal neuralgia: A single clinic audit of amitriptyline and oestriol in organogel.

    Ruoss CM, Howard EA, Chan K, et al.

    The Australian & New Zealand journal of obstetrics & gynaecology 2021; (61(2)):270-274 doi:10.1111/ajo.13292.

    PMID: 33427301

This page explains the common symptoms of Pudendal Neuralgia (PNES) for educational purposes only. Always consult a healthcare provider or pelvic pain specialist for an accurate diagnosis and appropriate symptom management.

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