Persistent Foamy Urine: What It Means for Your Health
Persistent foamy urine? Hello Doctor: I am 21 years old and have recently noticed that my first urine after waking up has a lot of foam, and the foam takes a long time to dissipate. When I urinate again after a while, I can still see some of the foam from when I first woke up, al...
Dr. Lin Hexing reply Urology
Good morning, Chou. The first urine in the morning can be more concentrated due to not drinking water overnight, which may cause it to appear foamy. If you have concerns, you can visit a urology clinic or a general laboratory to test your first morning urine to check for any issu...[Read More] Persistent Foamy Urine: What It Means for Your Health
Understanding Penis Shrinkage: Age, Alcohol, and Sexual Health Concerns
Penile atrophy..? I'm 22 years old, my dad is 50, my grandpa is 76, and my younger brother is 18... Does aging lead to penile shrinkage? One day, I went to a hot spring and noticed something... Doctor, my brother and I often compare sexual experiences; is that abnormal? Also...
Dr. Lin Hexing reply Urology
Hello there: To answer your main question, aging does not cause penile shrinkage; rather, it is due to a decline in the blood flow to the penile erectile tissues. Everyone's penis size varies, even among biological brothers, just as their height and weight differ. Comparing ...[Read More] Understanding Penis Shrinkage: Age, Alcohol, and Sexual Health Concerns
Understanding Urological Issues: When to Seek Help for Persistent Symptoms
The troubles of being ill..? In the past year, I have frequently fallen ill with varying symptoms each time, consistently cycling through the same issues (headaches, generalized weakness, limb numbness, scalp tingling, dizziness, a cool sensation while breathing, abdominal pain, ...
Dr. Lin Hexing reply Urology
Hello, anxious person: Based on the symptoms you described, they do not point to a specific disease. I wonder if you are currently taking any medications? Sexual dysfunction can be partially related to psychological factors, especially in younger individuals, where this factor te...[Read More] Understanding Urological Issues: When to Seek Help for Persistent Symptoms
Understanding Urinary Incontinence: Tests, Evaluations, and Resources
Urinary incontinence Hello, I would like to inquire about the tests and evaluations for diagnosing different types of urinary incontinence. What assessments can determine the specific type of urinary incontinence? Are there any professional websites available for further informat...
Dr. Lin Hexing reply Urology
Hello Ms. Tingting: Urinary incontinence can be classified into stress urinary incontinence, urge urinary incontinence, overflow urinary incontinence, and continuous urinary incontinence. Clinical evaluation and examination must include a medical history, physical examination, po...[Read More] Understanding Urinary Incontinence: Tests, Evaluations, and Resources
Understanding Urethral Stricture After Stent Placement: Concerns and Treatments
Traumatic urethral stricture (after stent dilation) Hello Dr. Lin, I previously inquired about traumatic urethral stricture, particularly membranous urethral stricture near the sphincter. I have undergone surgery in Kaohsiung for stent placement and dilation, and it has been over...
Dr. Lin Hexing reply Urology
Hello Mr. Marco: Based on your description, you have undergone stent placement surgery for traumatic urethral stricture and initially experienced smooth urination. However, your urine stream later became thin and weak. The most common cause of this is the proliferation of endothe...[Read More] Understanding Urethral Stricture After Stent Placement: Concerns and Treatments
Understanding Bladder Size and Inflammation: Surgery Insights
Smaller bladder and having cystitis? I have undergone a cystoscopy, and the doctor mentioned that my bladder is smaller than average and that I have cystitis. The doctor advised me to undergo surgery to enlarge my bladder. I would like to know if my bladder will shrink again afte...
Dr. Lin Hexing reply Urology
The subject you inquired about indicates that a smaller bladder is indeed related to cystitis, which can include interstitial cystitis, schistosomiasis cystitis, tuberculous cystitis, and radiation cystitis, all of which are possible causes. A decrease in bladder capacity should ...[Read More] Understanding Bladder Size and Inflammation: Surgery Insights
Understanding Penile Curvature and Erectile Dysfunction: A Guide for Young Men
Consult a physician? Hello, Doctor: I am 27 years old and have had a habit of masturbation since middle school. Besides relieving sexual tension, I sometimes use masturbation to relieve stress. However, I am troubled by a curvature of my penis. Additionally, I feel that my erecti...
Dr. Lin Hexing reply Urology
It is necessary to follow up with a urologist if there is curvature of the penis during erection to determine if it is due to Peyronie's disease (which refers to the fibrous plaque in the tunica albuginea of the penile corpora). If the curvature is significant, treatment pri...[Read More] Understanding Penile Curvature and Erectile Dysfunction: A Guide for Young Men
Understanding Penile Rigidity: Surgical Options and Considerations
Excessively rigid erection? Hello Doctor: When my penis is erect, it almost completely presses against my abdomen and is difficult to maneuver downward. This causes difficulties during intercourse, and even when penetration occurs, it often leads to pain. I am unsure whether a li...
Dr. Lin Hexing reply Urology
Hello, Abin: Based on your question, it seems that you are still young and in good health, which is likely causing the strongest rigidity during erections. The angle of erection tends to decrease with age, so there is no need to consider penile surgery. I recommend adopting the m...[Read More] Understanding Penile Rigidity: Surgical Options and Considerations
Understanding White Bumps on the Genitals: Causes and Concerns
There are small white bumps on the genital area? Hello doctor, my girlfriend performed oral sex on me without a condom, and a few weeks later, I noticed small white blisters on my genitals. They are not painful or itchy, but they seem to be increasing in number. I have no other d...
Dr. Lin Hexing reply Urology
Hello, Mr. Ma Ji: Based on your description, the painless and itchless white small blisters on your genital area are more likely related to blocked sweat glands in the skin, rather than a herpes infection. Herpes in males typically causes significant pain, and the blisters usuall...[Read More] Understanding White Bumps on the Genitals: Causes and Concerns
Understanding Testicular Pain: Is It Varicocele or Something Else?
Is it varicocele? After intimate moments with my girlfriend, if I don't ejaculate immediately, my testicles start to feel swollen and painful after a while. Sometimes the pain is so intense that I can't stand up straight. If I relieve myself through masturbation during ...
Dr. Lin Hexing reply Urology
Hello Robert, experiencing a feeling of swelling or soreness in the testicles during sexual activity without ejaculation is a normal response. Typically, during the final stages of sexual activity, the prostate gland also becomes engorged. If one frequently engages in sexual acti...[Read More] Understanding Testicular Pain: Is It Varicocele or Something Else?
Finding Hope in Urology: A Patient's Journey with Dr. Lin
Dear Dr. Lin Hexing, Dear Dr. Lin He-Hsing, Hello, I am Mr. Lin. Thank you very much for your response. Suddenly, I felt a warm current flowing through me. I know that doctors are very busy and rarely have time to rest or engage in their own leisure activities, but you took the ...
Dr. Lin Hexing reply Urology
Hello Eugenics: I am glad to see that you still have a positive spirit. Medicine is continuously advancing, and many individuals are dedicated to various fields to pursue better medical quality, specifically to address unfortunate cases like yours. I hope you regain your confiden...[Read More] Finding Hope in Urology: A Patient's Journey with Dr. Lin
Understanding Urethral Stricture: Challenges and Treatment Options
Urethral stricture Dear Doctor, I am not sure if you will see this letter, but I am placing all my hopes in it. Over a year ago, I survived a severe car accident, which many consider miraculous, but I wish that this so-called miracle had never happened. I suffered a fractured pe...
Dr. Lin Hexing reply Urology
Hello Eugenics: I am truly sorry to hear about your unfortunate situation. You have undergone various surgical treatments and have had a urethral stent placed, yet you still face recurring issues with granulation tissue hyperplasia. Steroid injections may be worth trying. I recom...[Read More] Understanding Urethral Stricture: Challenges and Treatment Options
Why Holding Urine Causes Itching: Understanding Urological Issues
When holding in urine, it can cause itching in the buttocks? I recently noticed that I have the urge to urinate early in the morning, but I tend to hold it in because I want to stay in bed. However, I find that my buttocks are constantly itchy, but the itching goes away after I u...
Dr. Lin Hexing reply Urology
Hello KK: Are you asking if your butt itches when you hold in your urine? The sensory nerves of the bladder, anus, and buttocks are transmitted through the pelvic nerve plexus. When you hold in your urine, it indicates that the bladder is full, which may trigger a neural reflex. ...[Read More] Why Holding Urine Causes Itching: Understanding Urological Issues
Exploring Treatment Options for Urethral Stricture After Injury
Urinary issues? Hello Director Lin, I am Hong Ronghua, living in Kaohsiung. On May 26 of last year, I suffered a closed pelvic fracture and urethral rupture due to a car accident on my way home from work. I was taken to Kaohsiung Veterans General Hospital, where the treatment inv...
Dr. Lin Hexing reply Urology
Dear Mr. Hong Ronghua, Regarding the urethral injury you have encountered, which has resulted in a long segment stricture, this is indeed a challenging issue. Traditionally, the treatment for urethral stricture has primarily involved dilation or incision procedures; however, in ...[Read More] Exploring Treatment Options for Urethral Stricture After Injury
Understanding Post-Circumcision Hardening: Causes and Solutions
After circumcision..? I had a circumcision at a major hospital, and now the wound has healed, but I'm experiencing hardening around the wound area (the area under the skin of the penis feels firm, but it's not scabbing). This has made it uncomfortable to retract the for...
Dr. Lin Hexing reply Urology
The healing of surgical wounds involves a series of precise steps. After the wound heals, fibrous tissue forms, which may result in a sensation of hardness. Generally, it takes three to six months for this tissue to soften, which is a normal physiological process. After a circumc...[Read More] Understanding Post-Circumcision Hardening: Causes and Solutions
Understanding Calcifications in the Prostate: Causes and Concerns
Calcifications in the prostate? Hello Dr. Lin: I recently had a health check-up, and the ultrasound scan revealed a calcification in my prostate. Could you please explain why this might occur? Could it be a tumor? My urination is normal, but I occasionally experience soreness on ...
Dr. Lin Hexing reply Urology
Hello Mr. A-Zhi, regarding your question about the calcifications in the prostate, these are deposits of amyloid within the prostate tissue. As age increases, the likelihood of calcification also increases. When the amount of calcification increases, it can form small stones with...[Read More] Understanding Calcifications in the Prostate: Causes and Concerns
Understanding Common Urological Concerns: Erections and Scrotal Changes
At a loss? Hello Dr. Lin! I have two questions I would like to ask you: 1. I have a habit of taking a nap every day, but whenever I wake up, I experience an erection that lasts for about five minutes before gradually subsiding. This often makes me feel embarrassed at work. Is t...
Dr. Lin Hexing reply Urology
1. It is normal to experience penile erections during the rapid eye movement (REM) phase of sleep; this is a physiological response and not an abnormal phenomenon, so there is no need for concern or treatment. 2. Both normal sexual activity and masturbation leading to ejaculati...[Read More] Understanding Common Urological Concerns: Erections and Scrotal Changes