Author Archives: Dr. Li

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About Dr. Li

I am a professional surgeon based in Beijing, China.

Main Symptoms of Balanitis

Balanitis is redness and swelling of the head of the penis. It can start quietly, then make everyday life and bathroom trips uncomfortable. The first sign is a patchy or overall redness. The head looks sunburned and feels warmer than the rest of the skin. Itching or burning follows. You catch yourself adjusting underwear or feel a warm sting when urine touches the area. Swelling can puff up the rim. The foreskin may look puffy, and if you’re circumcised, the edge can appear slightly raised. A new discharge shows up. It can be clear, white, or cheesy, and it often... Learn more

Main Symptoms of Varicocele

Varicocele means the veins inside the scrotum have become swollen and twisted, much like varicose veins in the leg. The condition usually develops slowly and is most often found on the left side. Symptoms can range from none at all to a dull, dragging discomfort that affects daily life. The first sign is a heavy or dragging ache in the scrotum. It is worse after standing, lifting, or exercising, and eases when you lie down. A soft, worm-like mass can be felt above the testicle. It is easier to notice in a warm shower or when you are standing. One... Learn more

Main Symptoms of Urinary Calculi

Urinary calculi are hard crystals that form anywhere along the urine system—kidney, ureter, bladder, or urethra. When they shift, they send sharp, unmistakable signals. Sudden flank pain is the headline. It feels like a knife below the ribs and shoots into the groin as the stone moves. Nausea and vomiting ride along. The gut shares nerves with the urinary tract, so the pain triggers a sick stomach. Blood in the urine is common. The stream may look pink, brown, or tea-colored, and the change can appear even when pain is mild. Urinary urgency shows up next. You race to the... Learn more

Main Symptoms of Urinary System Infection

A urinary system infection means germs have moved into any part of the pee pathway—kidneys, bladder, or urethra. The signs are loud, fast, and hard to miss. Burning leads the pack. It feels like hot sauce on the pee hole and is worst at the start of the stream. Urgency doubles. You sprint to the bathroom every twenty minutes, yet only a few spoonfuls come out. Cramping sits low. A dull ache hangs above the pubic bone and eases right after you empty, then creeps back as the bladder refills. Cloud or color change shows up. The urine looks milky,... Learn more

Main Symptoms of Acute Urethritis

Acute urethritis is a sudden infection or irritation inside the final pee pipe. Germs or chemicals trigger fast, angry signals that are hard to ignore. Burning is the star. The moment urine touches the opening it feels like hot sauce, and the sting lingers a few seconds after the stream stops. Urgency jumps in. You sprint to the bathroom every twenty minutes, yet only a spoonful comes out each time. Itching or raw skin shows up at the tip. You catch yourself adjusting underwear or feel a constant tickle that doesn’t scratch away. Discharge appears. A cloudy drop or yellow... Learn more