Sore on Genitals

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Reviewed By:

Sanshiro Kato

Sanshiro Kato, MD (Emergency department)

Unnati Patel

Unnati Patel, MD, MSc (GP / Family doctor)

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Content updated on Sep 6, 2022

About the symptom

A genital ulcer is an open sore or break in the skin, exposing the underlying tissue, located on the genital area, which includes the vulva, penis, perianal region, or anus.

When to see a doctor

Seek professional care if you experience any of the following symptoms

  • Genital ulcers

Possible causes

  • Viral mucositis

  • Hemorrhoid

    Commonly known as piles, it is the swelling around the anal area where faeces is excreted from the body. These can be formed inside or outside of the anus. This is due to excessive straining or poor blood flow to the area, and can result in painless bleeding.

  • Trichomoniasis

    Infection of the vagina by a parasite called Trichomonas. The disease is sexually transmitted, but does often not cause any symptoms in men.

  • Genital herpes
  • Herpes simplex
  • Behcet's disease
  • Arteriosclerosis obliterans

Related serious diseases

Questions your doctor may ask about this symptom

Your doctor may ask these questions to check for this symptom

  • Do you have sores or erosion in your private area?

  • Do you have itchy skin?

  • Do you have any pain or tingling in the affected areas of the skin?

  • Do you have skin redness?

  • Do you have a fever?

Other Related Symptoms

Similar symptoms or complaints

Symptoms treated by the same specialty


  • Roett MA. Genital Ulcers: Differential Diagnosis and Management. Am Fam Physician. 2020 Mar 15;101(6):355-361. PMID: 32163252.

  • Engelkens HJ, Stolz E. Genital ulcer disease. Int J Dermatol. 1993 Mar;32(3):169-81. doi: 10.1111/j.1365-4362.1993.tb02787.x. PMID: 8444527.

  • Parra-Sánchez M. Genital ulcers caused by herpes simplex virus. Enferm Infecc Microbiol Clin (Engl Ed). 2019 Apr;37(4):260-264. English, Spanish. doi: 10.1016/j.eimc.2018.10.020. Epub 2018 Dec 21. PMID: 30580877.

Reviewed By:

Sanshiro Kato

Sanshiro Kato, MD (Emergency department)

Unnati Patel

Unnati Patel, MD, MSc (GP / Family doctor)

From our team of 50+ doctors

Just 3 minutes.
Developed by doctors.

Ubie is supervised by 50+ medical experts worldwide

Shohei Harase

Shohei Harase, MD


Kameda Medical Center, Japan

Sanshiro Kato

Sanshiro Kato, MD

Emergency department

Kawai Clinic, Japan

Yu Shirai

Yu Shirai, MD


Yotsuya Yui Clinic, Japan

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Yoshinori Abe, MD

Internal medicine

Co-founder of Ubie, Inc.

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Rohini R, MD

Ear, nose, throat (ENT)

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Obstetrics and gynecology (OBGYN)

National Center for Child Health and Development, Japan

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