Coronal sulcus, Urology FAQ - Page 20

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Is It Normal for the Foreskin to Cover the Glans?

Prepuce and glans? Is it normal for the foreskin to cover the glans during normal circumstances? I've seen people say that you should manually retract the foreskin down to the coronal sulcus regularly so that it becomes a habit and stays in that position. Is this necessary? ...


Dr. Xu Weikai Reply:
Hello, there is no need for such treatment. Frequently exposing the glans may lead to prolonged friction, which in severe cases could cause fibrosis of the glans and result in erectile dysfunction. Your description regarding erections is normal. If there are any unclear points, f...

[Read More] Is It Normal for the Foreskin to Cover the Glans?


Understanding Penile Stones: Causes, Symptoms, and Health Implications

Penile glans and coronal sulcus calculi? Actually, this happened a long time ago, but I would like to ask for clarification. Between 1997 and 2001, I had a habit of drinking coffee and long-distance running, but I did not drink much water. In 2001, I noticed a swollen mass under ...


Dr. Xu Weikai Reply:
It appears to be just smegma, which can accumulate over the years and form a hard appearance, resembling a stone, and is unrelated to uric acid. Smegma is a substance left behind after the epidermal turnover of the penis, and everyone produces it daily, similar to dandruff. It ca...

[Read More] Understanding Penile Stones: Causes, Symptoms, and Health Implications


Understanding Hypospadias: Symptoms, Concerns, and Treatment Options

Regarding the issue of hypospadias? Hello Dr. Liu: Recently, I came across articles about hypospadias online, and I realized that my glans appears somewhat similar to this condition. Upon closer examination of my urethral opening, I found it to be located approximately in the mid...


Dr. Liu Jianting Reply:
It might be somewhat similar! No problem at all! Don't worry! If you're still concerned, consult a urologist.

[Read More] Understanding Hypospadias: Symptoms, Concerns, and Treatment Options


Can the Foreskin Opening Stretch? Understanding Phimosis and Treatment Options

Can the opening of the foreskin be stretched? I really appreciate Dr. Hsu's responses because they are very detailed. I would like to ask Dr. Hsu some questions that have been bothering me for a long time. I have phimosis (the glans cannot be exposed whether I am erect or no...


Dr. Xu Weikai Reply:
If you experience pain during an erection due to a tight foreskin, you may consider surgical correction. Gradually stretching the foreskin requires patience and should be done carefully to avoid causing any wounds, as this could lead to foreskin hardening (fibrosis). The glans ma...

[Read More] Can the Foreskin Opening Stretch? Understanding Phimosis and Treatment Options


Painful Erection: Issues with Retracting the Foreskin Explained

Pain during erection when pulling back the foreskin? Hello, Doctor Hsu. When I pull back my foreskin while not erect, it gets stuck at the coronal sulcus when I become erect, and it feels very painful (like the foreskin is being stretched outward). I can't pull it back unles...


Dr. Xu Weikai Reply:
Is it normal? Hello, experiencing pain during an erection may indicate an abnormal condition. During a normal erection, the glans should be fully exposed. Based on your description, it seems there may be a phenomenon of phimosis, which requires further examination and possibly su...

[Read More] Painful Erection: Issues with Retracting the Foreskin Explained


Understanding the Causes of Small Bumps Along the Coronary Sulcus

Regarding the coronary sulcus? Hello doctor, I am 18 years old and I have not undergone circumcision, but my foreskin usually retracts behind the glans. Recently, I noticed a "row" of very small dots at the area where the foreskin contacts the coronal sulcus. They are v...


Dr. Xu Weikai Reply:
Tofu: It should be a benign adenoma, which is part of normal glandular tissue. Theoretically, it should always be present, and you may not have noticed it before. Additionally, its quantity may vary due to stimulation. To add, if it truly was not present before and has recently a...

[Read More] Understanding the Causes of Small Bumps Along the Coronary Sulcus


Understanding Inflammation of the Corona: Causes and Treatment Insights

Coronal sulcus erythema Doctor, may I ask if it is possible for the inflammation in the coronal sulcus to remain localized when not applying medication, but to expand when applying medication? I understand that if the wrong medication is used, the redness won't improve, but ...


Dr. Xu Weikai Reply:
Hello K: It is likely due to chemical irritation caused by the medication, or it could be due to the continuous enlargement of the lesion, making it impossible to provide a definitive diagnosis at this time.

[Read More] Understanding Inflammation of the Corona: Causes and Treatment Insights


Understanding Genital Herpes: Symptoms, Diagnosis, and Treatment Insights

About Herpes Hello doctor, I would like to ask again. I noticed a red vertical line in the coronal sulcus, and after a few days, there was a clear fluid at the junction of the coronal sulcus and the foreskin, but I didn't see any obvious wounds. I went to see a doctor, who p...


Dr. Xu Weikai Reply:
Xiao Jin: Hello, herpes generally presents with blisters, and testing can reveal a herpes response. It is important to determine which type of immunoglobulin is present, whether it is from a previous infection or a current one. Blood tests can provide this information. Typically,...

[Read More] Understanding Genital Herpes: Symptoms, Diagnosis, and Treatment Insights


Understanding the Effects of Anti-Inflammatory Ointments on Urological Conditions

Regarding anti-inflammatory ointments? Hello Doctor, I have a question. The coronal sulcus has become red. I have seen a doctor and was prescribed Sinquart Ointment and "Hsin-Hui" Meikang Cream, a topical treatment for various skin conditions. However, after applying th...


Dr. Xu Weikai Reply:
Hello, it is essential to determine the specific type of balanitis. If it is fungal, antifungal medications should be used. If it is bacterial, antibacterial medications are necessary. If it is merely localized non-infectious inflammation, then a corticosteroid ointment should be...

[Read More] Understanding the Effects of Anti-Inflammatory Ointments on Urological Conditions


Understanding Painful Blisters on the Foreskin: Causes and Concerns

Blister on the foreskin? Hello doctor, I would like to ask if it is possible for ordinary balanitis (redness) to cause painful small blisters, or if painful small blisters definitely indicate herpes simplex virus type 1 (HSV-1)? Dr. Liu Chien-Ting from the Urology Department of...


Dr. Liu Jianting Reply:
Don't worry! Type 1 herpes lesions are mostly found on the lips. After an infection, antibodies will be present in the blood and can be detected. If you're concerned, consult a urologist the next time you notice symptoms.

[Read More] Understanding Painful Blisters on the Foreskin: Causes and Concerns


Understanding Penile Pain: Causes and Solutions for Foreskin Issues

Prepuce and penis Hello doctor, I have a question. A while ago, I had inflammation (redness) in my foreskin and the coronal sulcus, which took a long time to heal. I have a condition of phimosis, where my foreskin can cover about two-thirds of the glans. Recently, the part of the...


Dr. Xu Weikai Reply:
Hello, I have reviewed your case but cannot make a diagnosis. You might consider trying local heat therapy. If there are any unclear points, feel free to ask again, and we can discuss and research further. Sincerely, Dr. Hsu Wei-Kai, Director of Urology, Taitung Hospital, Departm...

[Read More] Understanding Penile Pain: Causes and Solutions for Foreskin Issues


Understanding Inflammation and Lesions on the Glans: A Urology Perspective

Inflammation of the glans or balanitis? Hello, doctor. I apologize for the lengthy explanation of my symptoms. I have phimosis but can fully retract my foreskin. Over two months ago, I noticed a "red linear mark" approximately 1.5 cm long and 0.2 cm wide in the coronal ...


Dr. Xu Weikai Reply:
Hello, 1. Is it possible for there to be a "swelling-like blister" in the red and swollen area of the glans that causes a "stinging" sensation when touched? A: Yes, it is possible. 2. I really want to believe what the second doctor said is just glans infla...

[Read More] Understanding Inflammation and Lesions on the Glans: A Urology Perspective


Understanding Flaky Skin in the Coronal Sulcus: Is It Normal?

There are scales in the coronal sulcus? I noticed some flaking skin in the coronal sulcus at the end of last year. Recently, I found that the glans also has some flaking. Is this normal?


Dr. Yan Dawei Reply:
It is recommended to visit a urology clinic for further examination to determine the issue.

[Read More] Understanding Flaky Skin in the Coronal Sulcus: Is It Normal?


Understanding Uncommon Bumps on the Penis: What You Need to Know

It doesn't seem to be pearly penile papules? Hello Doctor, I am 24 years old and have no sexual experience. On the glans of my penis, at the frenulum, there are three small, yellowish, raised bumps that resemble pimples, each smaller than a grain of rice. A few years ago, I ...


Dr. Liu Jianting Reply:
You're not mistaken, it's very close. If you're worried, I suggest you visit a hospital and consult a urologist.

[Read More] Understanding Uncommon Bumps on the Penis: What You Need to Know


Understanding Pearly Penile Papules: Causes and Concerns

There are pimples on the glans and foreskin? I have bumps on my glans and also on my foreskin. There are many small white bumps that are not painful. Recently, the weather has been hot, and I’ve noticed that after rinsing with cold water, the bumps seem to shrink. I have never ha...


Dr. Li Yilun Reply:
If the small papules you mentioned are located in the coronal sulcus (the groove between the glans and the shaft of the penis), your issue is likely penile pearly papules. This condition does not affect your health or physiological function, and if there are no symptoms, treatmen...

[Read More] Understanding Pearly Penile Papules: Causes and Concerns


Understanding White Bumps on the Foreskin: Causes and Solutions

Prepuce I have small white spots on the upper part of my foreskin that look like tiny pimples, but they are not itchy or painful unless I press on them. They are not located at the junction of the glans and the foreskin, but rather on the inner part of the foreskin, approximately...


Dr. Xu Weikai Reply:
Hello, White Spot. Many glands or infections can appear this way. Further information is needed, or if convenient, please consult a physician nearby. If there is pain when the foreskin retracts during an erection, it may indicate a condition of phimosis. If so, you can frequently...

[Read More] Understanding White Bumps on the Foreskin: Causes and Solutions


Understanding Foreskin Issues: Pain and Mobility Concerns Explained

Foreskin issues Hello, my foreskin can normally be retracted for cleaning, but during an erection, it does not retract naturally. There is only a small opening through which I can see the glans, and I have to pull it down hard, which causes some pain. Once I reach the coronal sul...


Dr. Xu Weikai Reply:
Hello, your condition seems to be a case of phimosis. There are two treatment options: 1. Conservative treatment: Regularly retracting the foreskin can help gradually relax and widen the narrow area using the width of the glans. You can apply some topical corticosteroid ointment...

[Read More] Understanding Foreskin Issues: Pain and Mobility Concerns Explained


Understanding White Bumps on the Glans: When to Seek Medical Advice

Glans penis Hello Doctor: I have developed small white bumps that resemble pimples in the coronal sulcus and the frenulum of my glans. There are a total of five bumps, and they are neither painful nor itchy. I recall having them since middle school. What could this be? Do I need ...


Dr. Xu Weikai Reply:
Mr. Lin: Hello, is it white? Or flesh-colored and nearly transparent? Where is it located? What is the arrangement of its shape? It could possibly be sebaceous glands, pearly penile papules, etc. We need to take a closer look. If there are any unclear points, feel free to ask aga...

[Read More] Understanding White Bumps on the Glans: When to Seek Medical Advice


Do I Need Circumcision? Understanding Tight Foreskin Issues

Prepuce Hello Doctor: I would like to ask, when I am not erect, I can pull my foreskin completely to the coronal sulcus without pain. However, when I am erect, the glans cannot be exposed, and pulling the foreskin to the coronal sulcus feels very tight and painful. Do I need to u...


Dr. Cai Zongyou Reply:
Hello: Yes, your symptoms are consistent with phimosis and you should consult a urologist.

[Read More] Do I Need Circumcision? Understanding Tight Foreskin Issues


Understanding Concerns About Moles on the Glans: When to Seek Help

Glans issues Hello Doctor: I would like to ask about a black mole that has developed near the coronal sulcus of the glans, measuring approximately 3 to 4 mm (it has been present for 8.9 years). It is flat, not raised or indented, and is not painful or different in texture from th...


Dr. Xu Weikai Reply:
Hello R.C., I personally recommend removing moles that are typically located here. Either a dermatologist or a urologist can perform the procedure; the important thing is to ensure that the mole is sent to the pathology department for examination. If there are any details that ar...

[Read More] Understanding Concerns About Moles on the Glans: When to Seek Help


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