Itchy Scrotum After Intimacy: A Urology Perspective - Urology

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Hello Doctor: After having intercourse with my girlfriend, it happened to be the day she started her menstrual cycle.
Afterwards, I noticed a slight itchiness in my scrotum, but it’s not very intense and there are no rashes.
I'm wondering if this could be related to my girlfriend's secretions.
Our sexual history is quite normal, and we haven't been promiscuous.
Thank you for your response.

Xiao Zhi, 20~29 year old female. Ask Date: 2004/10/01

Dr. Zhang Chengye reply Urology


Hello, Xiao Zhi: The symptoms you mentioned should be examined to determine the cause.
It is advisable to use condoms during sexual intercourse.
Sincerely, Dr.
Chang Cheng-yeh, Attending Physician, Urology Department, Hsinchu Hospital, Ministry of Health and Welfare.

Reply Date: 2004/10/01

More Info


Itchy scrotum after intimacy can be a common concern, and understanding its potential causes is essential for both comfort and health. From a urological perspective, several factors could contribute to this sensation, particularly in the context you've described.

Firstly, the timing of your partner's menstrual cycle could play a role. Menstrual blood and vaginal secretions can sometimes cause irritation, especially if they come into contact with sensitive skin. The pH levels and the presence of blood can alter the natural balance of bacteria and yeast in the area, potentially leading to mild irritation or an allergic reaction. This is particularly true if there are any existing sensitivities or if you have not had sexual contact during menstruation before.

Another possibility is that the itchiness could be related to friction during intercourse. The scrotum is a sensitive area, and any increased friction can lead to irritation. If lubrication was insufficient, this could exacerbate the issue. Using a water-based lubricant can help reduce friction and prevent irritation during intimate activities.

Additionally, if there was any exchange of bodily fluids, it’s important to consider the possibility of sexually transmitted infections (STIs). While you mentioned that both you and your partner have had normal sexual histories, it’s still wise to be aware of the symptoms of STIs, which can include itching, burning, or unusual discharge. If the itchiness persists or is accompanied by other symptoms such as redness, swelling, or discharge, it would be prudent to consult a healthcare provider for evaluation and possible testing.

Another factor to consider is hygiene. After intimacy, it’s important to clean the genital area properly. Sweat, bodily fluids, and even residual soap can cause irritation if not rinsed away thoroughly. Ensuring that the area is clean and dry can help alleviate itchiness.

In some cases, skin conditions such as eczema or psoriasis can also manifest in the genital area, leading to itchiness. These conditions can be exacerbated by stress, changes in temperature, or irritants. If you have a history of skin conditions, this could be a contributing factor.

Lastly, allergies to products such as soaps, detergents, or even condoms (especially those containing latex) can lead to localized irritation and itchiness. If you suspect this might be the case, consider switching to hypoallergenic products or latex-free condoms.

In summary, while the itchiness you’re experiencing after intimacy could be related to your partner's menstrual cycle and the associated secretions, it’s essential to consider other factors such as friction, hygiene, potential STIs, skin conditions, and allergies. If the itchiness continues or worsens, or if you develop additional symptoms, seeking advice from a urologist or healthcare provider would be the best course of action. They can provide a thorough examination and appropriate testing to rule out any underlying issues.

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