Peyronie’s disease is a condition in which scar tissue develops inside the penis, causing it to bend or curve during an erection. Depending on the severity, it may also lead to penile shortening, painful erections, indentation, and difficulty with sexual intercourse. For some men, the condition causes only minor changes, while others experience symptoms that significantly affect their sexual health and quality of life.
The condition is associated with the formation of fibrous plaque in the tunica albuginea, the tissue surrounding the erectile chambers of the penis. Because this scar tissue is less flexible than healthy tissue, it restricts normal expansion during an erection and may cause the penis to curve.
Peyronie’s disease can affect men of different ages, although it is more frequently diagnosed in middle-aged and older adults. It is not a sexually transmitted infection, is not contagious, and is not considered cancer.
Recognizing the symptoms and understanding the available treatment options can help men make informed decisions about their health. A qualified urologist can evaluate the condition, determine its severity, and recommend an appropriate treatment plan.
Peyronie’s disease is an acquired disorder characterized by the development of fibrous scar tissue within the penis. This tissue, commonly called plaque, usually forms in the tunica albuginea.
During an erection, blood fills the erectile chambers, allowing the penis to expand and become firm. Healthy tissue stretches to accommodate this expansion. However, scar tissue does not stretch in the same way, creating an imbalance that can cause the penis to bend toward the affected area.
The direction of the curvature depends on the location of the plaque. Some men develop an upward curve, while others experience downward or sideways bending. In certain cases, the penis may develop a narrow section, an hourglass appearance, or a hinge-like deformity.
The condition varies considerably in severity. Mild curvature may not interfere with sexual activity, whereas more pronounced deformity can cause discomfort, difficulty with penetration, or problems maintaining an erection.
Peyronie’s disease is different from congenital penile curvature, which is present from an early stage of life. A newly developed or progressively worsening curve is more suggestive of an acquired condition and should be evaluated by a healthcare professional.
Symptoms can develop gradually or become noticeable over a relatively short period. Not every man experiences all the symptoms, and their severity may change over time.
The most recognizable symptom is a new or worsening bend during an erection. The penis may curve upward, downward, or sideways, depending on the location and extent of the scar tissue.
Mild curvature may cause little difficulty, while severe curvature can interfere with penetration and sexual comfort.
Some men can feel a firm lump or thickened area beneath the penile skin. This may represent the fibrous plaque associated with Peyronie’s disease.
Not every plaque is easily felt, and a penile lump should not automatically be assumed to be Peyronie’s disease. A medical examination can help identify the cause.
Pain may occur during the active phase of the condition. Some men experience tenderness in the penile shaft during erections, while others notice discomfort during sexual activity.
Pain frequently improves as the condition stabilizes, but the curvature may remain even after the pain has disappeared.
Some men notice that their penis appears shorter during an erection than it did before the condition developed.
Scar tissue may limit expansion and contribute to shortening. The degree of change depends on the location of the plaque, the severity of the deformity, and other individual factors.
Peyronie’s disease can cause a narrowed area along the penile shaft. This may produce an indentation or hourglass-like appearance.
In more pronounced cases, the affected section may become less stable during an erection, creating difficulties during sexual intercourse.
Erectile dysfunction (ED) is the inability to achieve or maintain an erection firm enough for satisfactory sexual activity. It may occur alongside Peyronie’s disease, although the two conditions are not the same.
Erection difficulties may be associated with vascular disease, diabetes, pain, anxiety, or structural changes in the penis.
Significant curvature, painful erections, or penile instability may make penetration uncomfortable or difficult. These problems can affect intimacy and lead to concerns about sexual performance.
Changes in penile appearance and sexual function may contribute to embarrassment, anxiety, reduced self-esteem, or relationship difficulties.
Emotional well-being is an important part of treatment. Men experiencing persistent distress may benefit from discussing these concerns with their healthcare provider.
The exact cause of Peyronie’s disease is not completely understood. However, abnormal wound healing and excessive scar tissue formation are considered important factors.
One possible contributing factor is repeated minor trauma to the erect penis. Such injuries may occur during sexual intercourse or other activities involving bending or pressure.
When tissue is injured, the body begins a healing process. In some men, this process may result in excessive scar formation. However, many patients do not recall a specific injury, and trauma is not established as the cause in every case.
Collagen is a structural protein that helps repair damaged tissue. In Peyronie’s disease, collagen may accumulate excessively or become disorganized within the tunica albuginea.
The resulting plaque is less elastic than normal tissue and may restrict expansion during an erection, producing curvature or indentation.
Some men may have a genetic predisposition to developing fibrous tissue. A family history of Peyronie’s disease or certain connective-tissue disorders may be associated with an increased likelihood of developing the condition.
However, a family history does not mean that an individual will necessarily develop Peyronie’s disease.
Peyronie’s disease is associated with Dupuytren’s contracture, a condition that causes thickening of tissue in the palm and can bend the fingers inward.
This association suggests that certain individuals may be more susceptible to abnormal fibrous tissue formation in different parts of the body.
Some men with Peyronie’s disease also have diabetes, cardiovascular disease, high blood pressure, or erectile dysfunction.
These conditions may influence overall sexual health, but they do not directly explain every case of Peyronie’s disease.
Several factors may be associated with an increased likelihood of developing the condition:
Increasing age.
Previous penile injury.
Family history or genetic susceptibility.
Certain connective-tissue disorders.
Erectile dysfunction.
Some cardiovascular and metabolic health conditions.
Having one or more risk factors does not guarantee that Peyronie’s disease will develop. The condition can also occur in men without any identifiable risk factors.
Peyronie’s disease is generally divided into two phases: the active phase and the stable phase. These phases help clinicians understand how the condition is progressing and select appropriate treatment.
During the active phase, the disease may still be changing. Symptoms can include painful erections, progressive curvature, and changes in penile shape.
The degree of pain does not necessarily reflect the severity of the curvature. Some men experience considerable discomfort with relatively mild deformity, while others develop significant curvature with little pain.
Treatment during this phase may focus on pain relief, monitoring, erectile function, and selected nonsurgical interventions.
The stable phase occurs when the curvature and other physical changes have stopped progressing. Pain often decreases or disappears, although the deformity may remain.
Surgery is generally considered when the condition is stable and continues to cause significant functional difficulties. The required period of stability depends on the procedure and the patient's circumstances.
A urologist typically diagnoses Peyronie’s disease through a medical history and physical examination. Additional investigations may be necessary when the diagnosis is uncertain, erectile dysfunction is present, or treatment planning requires more information.
The doctor may ask about:
When the curvature first appeared.
Whether the deformity is worsening.
Whether erections are painful.
Whether penile length or shape has changed.
Whether erections are sufficiently firm.
Whether sexual intercourse has become difficult.
Whether a previous penile injury occurred.
Whether the patient has diabetes or cardiovascular disease.
These details help the clinician assess the condition and identify other possible causes of the symptoms.
The doctor examines the penis for plaques, thickened tissue, and other abnormalities. Penile length and deformity may also be assessed.
The findings help determine whether the symptoms are consistent with Peyronie’s disease and whether additional testing is appropriate.
Photographs of the erect penis, taken privately by the patient when appropriate, may help document the direction and degree of curvature.
They can also provide a useful reference for comparing changes over time.
Penile ultrasound may help identify plaque location and calcification. Doppler ultrasound can assess blood flow when erectile dysfunction is suspected.
Some patients being considered for invasive treatment may undergo an examination involving a medically induced erection so that the clinician can assess the curvature more accurately.
Not every patient requires imaging. The choice of tests depends on the clinical findings and whether the results will influence treatment.
Treatment depends on several factors, including the severity of the curvature, pain, disease stability, erectile function, and the effect on sexual activity.
The main objectives are to relieve troublesome symptoms, improve sexual function, and correct deformity when appropriate.
Men with mild curvature, little or no pain, and satisfactory sexual function may not require active treatment.
A urologist may recommend periodic follow-up to monitor changes in curvature, pain, and erection quality.
Observation does not mean ignoring the condition. Patients should seek reassessment if the curvature worsens or new symptoms develop.
Nonsteroidal anti-inflammatory drugs (NSAIDs) may help relieve pain during the active phase when medically appropriate.
These medicines can reduce discomfort but do not reliably remove established plaque or straighten the penis. Patients with kidney disease, stomach ulcers, cardiovascular conditions, or relevant medication interactions should consult their doctor before taking them.
Various oral medicines and supplements have been investigated for Peyronie’s disease. However, most do not have sufficient evidence to support their use as reliable treatments for penile curvature.
Vitamin E is not established as an effective treatment for correcting the deformity. Patients should be cautious about unproven supplements and products marketed as guaranteed cures.
Medication may still be prescribed for associated conditions, including erectile dysfunction, when clinically appropriate.
Penile traction therapy involves using a medical device to apply controlled stretching to the penis.
In selected patients, traction may produce modest improvements in curvature or penile length. Results vary depending on the device, treatment schedule, and individual response.
Treatment often requires consistent use over several months. Incorrect use or excessive tension can cause pain, bruising, numbness, or injury, so patients should follow professional guidance.
Intralesional treatment involves injecting medication directly into the plaque. It may be appropriate for selected patients depending on the type and severity of the deformity.
Collagenase clostridium histolyticum: This enzyme-based treatment breaks down collagen within the plaque and can reduce curvature in appropriately selected patients. Approval, availability, and eligibility criteria vary by country. Potential complications include swelling, bruising, pain, and, rarely, serious penile injury.
Verapamil: Verapamil has been used in plaque injections, but evidence of its effectiveness remains mixed.
Interferon: Interferon injections have also been studied and may improve certain outcomes in selected patients.
These treatments should be discussed with a qualified urologist. Injections must be administered by appropriately trained healthcare professionals.
Extracorporeal shockwave therapy has been investigated for Peyronie’s disease. It may help manage pain in selected cases, but it has not been shown reliably to correct curvature or eliminate established plaque.
Patients should understand the difference between pain relief and structural correction when evaluating this treatment.
Surgery may be considered when the disease is stable and the curvature significantly interferes with sexual intercourse.
Penile plication straightens the penis by shortening tissue on the side opposite the curvature.
It may be suitable for men with satisfactory erectile function and curvature that can be corrected using this technique. A possible drawback is a reduction in penile length.
This procedure involves making an incision in the contracted tissue or removing selected plaque-related tissue and placing a graft to help correct the deformity.
It may be considered for severe or complex curvature. Potential risks include altered penile sensation, recurrent curvature, graft-related complications, and erectile dysfunction.
A penile prosthesis may be recommended when Peyronie’s disease occurs alongside erectile dysfunction that does not respond adequately to other treatments.
The implant provides rigidity for sexual activity and may also help correct curvature. Additional procedures may be needed if significant deformity remains.
The choice of surgery depends on penile length, curvature, erectile function, and the patient's preferences. No procedure guarantees complete restoration of the original shape or length.
Some symptoms may improve without active treatment, particularly pain during the early phase. However, complete spontaneous resolution is uncommon, and established curvature often persists.
Men with mild symptoms may require only observation and follow-up. Those with worsening curvature, significant shortening, painful erections, or difficulty with intercourse should discuss treatment with a urologist.
A new or changing curvature should be medically assessed rather than assumed to be harmless.
Many men with Peyronie’s disease can continue to have sexual intercourse if the activity is comfortable and does not cause injury.
Several precautions may help reduce discomfort:
Avoid forceful bending or twisting of the erect penis.
Choose comfortable positions that allow control over movement.
Stop if significant pain occurs.
Communicate openly with your partner.
Seek medical advice if penetration becomes difficult.
If erectile dysfunction is also present, a healthcare professional can evaluate potential causes and recommend suitable treatment.
Peyronie’s disease may occur alongside erectile dysfunction, but the two conditions are not identical.
ED may be associated with vascular problems, diabetes, pain, anxiety, or structural changes in the penis. Treatment depends on the underlying cause and may include prescribed ED medication or, in selected severe cases, penile prosthesis implantation.
Medicines that improve erection quality do not necessarily dissolve the plaque or correct the curvature.
Peyronie’s disease is generally not life-threatening, but it can significantly affect sexual function and emotional well-being.
Possible complications include persistent curvature, shortening, painful erections, difficulty with penetration, erectile dysfunction, and reduced sexual confidence.
Peyronie’s disease itself is not cancer. However, an unexplained penile lump, unusual skin changes, or persistent swelling should be assessed by a healthcare professional.
Seek emergency medical care if sudden severe penile pain, a popping sound during sexual activity, immediate loss of erection, or major swelling and bruising occurs. These symptoms may indicate a penile fracture or another acute injury.
There is no proven way to prevent every case of Peyronie’s disease because its exact causes remain uncertain.
Nevertheless, several measures may help reduce penile injury and support sexual health:
Avoid forceful bending or twisting during sexual activity.
Take care when repositioning the penis during intercourse.
Seek medical advice for persistent erectile dysfunction.
Manage diabetes, blood pressure, and other underlying health conditions.
Consult a urologist if new curvature or a penile lump develops.
These measures cannot guarantee prevention, but they can help reduce avoidable injuries and encourage early evaluation.
The exact cause is unknown. Minor penile trauma, abnormal wound healing, genetic susceptibility, and connective-tissue factors may contribute to plaque formation.
The curvature may persist after the active phase ends. Some men experience improvement, but complete spontaneous resolution is uncommon. Treatment may improve symptoms or deformity in selected patients.
Yes. Observation, pain management, penile traction therapy, and selected injections may be appropriate depending on the condition. However, no nonsurgical treatment guarantees complete correction.
A urologist, preferably one experienced in male sexual medicine or reconstructive urology, is the appropriate specialist.
Peyronie’s disease does not usually directly affect sperm production. However, severe curvature or erectile dysfunction may make intercourse difficult and indirectly interfere with conception.
Yes. Although it is more common in middle-aged and older men, younger adults can also develop the condition.
There is no reliable evidence that ordinary massage or forceful manipulation corrects Peyronie’s disease. Aggressive manipulation may cause further injury. Medical traction therapy is different and should be used according to professional guidance.
Consult a urologist if you notice a new or worsening curve, a hard lump, painful erections, penile shortening, or difficulty with intercourse. Sudden severe pain, major swelling, bruising, or suspected penile fracture requires urgent medical care.
Peyronie’s disease is a condition involving fibrous scar tissue within the penis that can cause curvature, shortening, painful erections, and sexual difficulties. Although it may affect confidence and quality of life, several management options are available.
The appropriate treatment depends on the stage of the disease, severity of the curvature, erectile function, and impact on sexual activity. Some men need only monitoring, while others may benefit from traction therapy, selected injections, or corrective surgery.
If you notice a new penile curve, a firm lump, painful erections, or difficulty maintaining an erection, consult a qualified urologist. Early evaluation can help establish the diagnosis, rule out other conditions, and identify a suitable treatment plan.
Medical Disclaimer: This article is intended for educational purposes only and does not replace professional medical advice, diagnosis, or treatment.
National Institute of Diabetes and Digestive and Kidney Diseases: https://www.niddk.nih.gov/health-information/urologic-diseases/penile-curvature-peyronies-disease
European Association of Urology: https://uroweb.org/guidelines/sexual-and-reproductive-health/chapter/penile-curvature
American Urological Association: https://www.auanet.org/documents/Guidelines/PDF/clinical-guidance/Peyronies-Disease.pdf