Coronal sulcus, Urology FAQ

Understanding Small White Bumps on the Penis: Is it HPV?

Is it cauliflower? The small white spots resembling grains of rice on the coronal sulcus of the penis could be a variety of things, including pearly penile papules, which are harmless and common. Early-stage genital warts (caused by human papillomavirus, HPV) can indeed be asympt...

Dr. Lin Wenxu Reply:
Hello Mr. Xiao Yang: The so-called cauliflower, in the beginning, often does not cause pain or discomfort, and it typically appears in a "cauliflower-like" shape and gradually grows larger. The white spots you described are likely normal glands known as "pearl-like...

Concerns About STDs and Hygiene for Teen Boys: What You Need to Know

I'm very scared... please help me, reply quickly... thank you? Hello, I am a 14-year-old boy in junior high school. I have no sexual experience, but I have experience with masturbation. I want to know if this could lead to a sexually transmitted infection (STI). After ejacul...

Dr. Lin Hexing Reply:
Hello, little brother: You have entered puberty, and your sexual urges are awakening. If you have no sexual experience and do not engage in masturbation, you may often experience nocturnal emissions. Masturbation itself does not cause sexually transmitted infections. After ejacul...

Understanding Pearly Penile Papules: Causes and Concerns

Small flesh-colored bumps on the corona? Hello! I have small growths on the coronal sulcus of my glans that resemble warts... they are very orderly... arranged in two rows... they are not painful or itchy, and they should be what is commonly referred to as papules... A year ago, ...

Dr. Liu Jianting Reply:
No problem, don't worry! If needed, consult a urologist!

Understanding and Treating Growths on the Corona of the Glans

Small lesions on the corona? I have had small growths resembling cauliflower on the coronal sulcus of the glans for a long time. I have consulted two major hospitals, and the doctors both said it is normal. However, I find it very unattractive and it negatively affects me. When I...

Dr. Liu Jianting Reply:
How could there be negative effects? It's not like it's a glans beauty pageant! Trust the doctor's advice.

Understanding and Treating Peeling in the Coronal Sulcus of the Glans

Peeling of the coronal sulcus of the glans penis? Hello Doctor, I recently noticed peeling in the coronal sulcus of my glans. I was quite worried and washed away the white substance with water. After that, some areas looked a bit like they were broken skin, and when I applied a t...

Dr. Chen Xiuyi Reply:
Hello: The white substance on the glans you mentioned may be smegma. It is unclear whether the broken skin is caused by excessive washing or if it was already present. Generally, for individuals with longer foreskins, personal hygiene is very important and must be maintained to p...

Do I Need Circumcision for My Phimosis? Understanding the Risks and Solutions

Circumcision issues? Hello! I have a problem with phimosis. When I am erect, only 1/4 of the glans is exposed, and I feel pain when trying to retract the foreskin. When I retract the foreskin when not erect, I notice that part of the foreskin is connected to the glans. Do I defin...

Dr. Cai Bingkun Reply:
Phimosis, also known as excessive foreskin, occurs when the foreskin completely covers the glans and cannot be retracted beyond the coronal sulcus, exposing the glans. In cases of incomplete phimosis, the foreskin can be retracted, and as long as personal hygiene is maintained da...

Understanding Penile Edema and Tissue Hardening: Causes and Treatments

Preputial edema and tissue sclerosis? Hello, Doctor: For the past few weeks, I have been experiencing a ring-shaped edema beneath the glans of my penis. Generally, it is not very painful, but there is a sensation of warmth and swelling, and sometimes it feels red and uncomfortabl...

Dr. Lin Wenxu Reply:
Hello Mr. Kobayashi: Regarding your question, I have reviewed it carefully. The best advice is for you to visit the urology clinic in person. A thorough examination and physical assessment will provide a clearer understanding of the issue and how to address it. For example, is th...

Persistent Pain After Circumcision: Seeking Solutions Before Enlistment

Only one week left..? Hello Dr. Tsai: I had a circumcision two months ago, but I still feel a sharp pain when I touch my glans. There was also some peeling of the glans. I have seen several different doctors, and they all said it was balanitis. I have been applying medication, an...

Dr. Cai Bingkun Reply:
It sounds like you are experiencing a stinging sensation on the glans after your circumcision surgery. Prior to the surgery, you likely had a condition known as complete phimosis, where the foreskin completely covered the glans and could not be retracted to expose the coronal sul...

How to Distinguish Between Normal Pearly Papules and Warts?

How to distinguish between normal skin tags and warts? Hello Doctor, I would like to ask about the small growths or bumps that appear in the coronal sulcus of the glans. How can I differentiate whether they are normal and harmless or early symptoms of genital warts? I have looked...

Dr. Liu Jianting Reply:
It can indeed be difficult to distinguish! However, if you notice some "small growths" after having sexual contact, you should be cautious as they may be a sign of genital warts. It's advisable to consult a urologist for an evaluation.

Understanding Urological Concerns: Regrets and Symptoms Explained

Regretful Man Hello Dr. Chen, I have a few questions I would like to ask you: Question 1: A little over a month ago, I engaged in sexual relations with an unknown woman. Out of fear, I conducted some self-examinations. I found several deep red spots of varying sizes on the blood...

Dr. Chen Xiuyi Reply:
Hello! Genital warts, commonly known as cauliflower, are a type of viral infection that typically grow slowly. In men, they are more likely to develop on the penile foreskin or glans, and sometimes they can occur at the urethral opening. The incubation period for genital warts va...

Understanding White Bumps on the Penis: Causes and When to Seek Help

White small particles Hello, doctor! I am a 25-year-old male and I have a question to ask you. I have a long foreskin, which means that my glans does not become exposed when I have an erection, and I am planning to schedule a circumcision. Recently, over the past couple of days, ...

Dr. Chen Xiuyi Reply:
Hello! Based on what you described, it should be a cholesteatoma (in the coronal sulcus) rather than a condyloma. If the glans does not protrude during an erection and the foreskin is relatively long but can be easily retracted for cleaning, surgical treatment may not be necessar...

Concerns About Urological Issues: Understanding Symptoms and Seeking Help

I'm very worried? I am a 21-year-old student who has never engaged in sexual intercourse, but I have noticed small white bumps around the coronal sulcus of the glans. I am unsure if this could be a sexually transmitted infection. Additionally, I urinate about 10 times, and 9...

Dr. Liu Jianting Reply:
Having so many questions can be quite distressing, but it's not as serious as it seems. Seeing is believing; I recommend that you visit a hospital and consult a urologist for a thorough examination and a comprehensive explanation.

Understanding White Bumps on the Glans: What You Need to Know

There are small white papules in the coronal sulcus of the glans? Hello, doctor. I have a habit of masturbation and have been troubled by a particular issue. I have noticed some small, flesh-like growths in the coronal sulcus of my glans (the circular area just below the glans). ...

Dr. Liu Jianting Reply:
It is likely a phenomenon of sebaceous gland hyperplasia, which is unrelated to masturbation. It is best to consult a urologist for an evaluation.

Understanding Coronary Grooves: Common Concerns and Conditions in Urology

Vasculitis Hello doctor, I have a question. I have a habit of masturbation, and I've been troubled by an issue: there are some small, flesh-like growths in the coronal sulcus of my glans (the circular area just below the glans). They are not painful or itchy, and they are ar...

Dr. Chen Xiuyi Reply:
Hello, Xiao Huang! Based on your complaint, the papules located under the coronal sulcus of the glans are likely pearly penile papules, which are considered a normal variation and typically do not require treatment. If you have any concerns, please visit a urology outpatient clin...

Understanding Common Concerns About the Glans Penis

Questions about the glans? Doctor, is it normal for males to have small, grainy white particles in the coronal sulcus of the glans? Also, I have noticed some areas on my glans that appear bruised and dark. What could be the reason for this?

Dr. Liu Jianting Reply:
It's strange! How could this happen? The issue you've noticed may be what is known as papillary hyperplasia (don't worry, it's not warts). As for the "bruising," it could be a natural phenomenon; please consult a urologist for an examination—seeing i...

Understanding Black Spots on the Penis: Causes and Concerns

Black spots on the penis? Hello: I have been married to my husband for over a year, and recently I noticed about ten black spots on his penis. He mentioned that this has happened before; originally, they were white spots that turned into blackheads after a while, and then he woul...

Dr. Pan Zhenqin Reply:
At the junction of the glans and the shaft of the penis (known as the coronal sulcus), there are small yellowish-white bumps, colloquially referred to as "pearls on the coronal sulcus." This is a benign condition that many people have, generally believed to be caused by...

Understanding Common Urological Concerns: A Guide for Men

Genital issues Hello, Dr. Pan! I am already married, but I have some concerns that I hope you can help me with. 1. I had sexual experience before marriage with my current wife. Recently, I was infected with what is known as candidiasis, and I have since recovered. However, I pr...

Dr. Pan Zhenqin Reply:
1. There is a ring of yellowish-white small bumps at the junction of the glans and the penis (known as the coronal sulcus), humorously referred to as "pearls on the coronal sulcus." This is a benign condition that many people have, generally believed to be caused by chr...

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