Penis, Dermatology FAQ

Understanding Black Spots on the Penis: Causes and Concerns

Black spots There have been small black dots on the penis for a long time, resembling the size of small grains of sand, brown or black in color, about 3 to 4 in number, which are not painful or itchy, and do not protrude. Recently, after becoming intimate with a girl, it seems th...

Dr. Zheng Lizhen Reply:
Based on your description, it could be: (1) warts (2) angiokeratoma (3) moles (4) seborrheic keratosis. Please visit a dermatologist in person for an accurate diagnosis and treatment.

Understanding Skin Cracking and Peeling in the Groin Area: Causes and Solutions

Skin fissures The skin in the pubic area, particularly around the hair, shows white patches that flake off in sections, revealing pink skin underneath. This cycle of flaking and reformation of white scales continues. Additionally, the folds where the penis connects to the body fr...

Dr. Zheng Lizhen Reply:
Possible symptoms based on your description include: 1. Psoriasis 2. Vitiligo 3. Lichen sclerosus. Please make sure to visit a dermatologist in person for an accurate diagnosis and appropriate treatment.

Understanding Moist Warts and Sebaceous Gland Infections: Treatment Insights

Seborrheic dermatitis and Malassezia yeast? The doctor said that I have genital warts (condyloma) and an infection with sebaceous bacteria on my penis. I have been taking medication for about three weeks, and I have also undergone a urinalysis and electrosurgery (to remove the wa...

Dr. Jin Lianchun Reply:
Hello, sir: Condyloma acuminatum (genital warts) is a viral infection caused by a filterable virus. There are several treatment options: 1. Cryotherapy with liquid nitrogen: treatment is performed once every one to two weeks and requires multiple sessions. 2. Electrosurgery. 3. C...

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