Understanding Dark Spots on Feet: Are They Moles or Something Else?
Black spots on the soles of the feet? Hello doctor, I have a question. There are dark spots near my little toe, light brown and round in shape. They are not painful and have a diameter of about 0.3 mm. Could you please tell me if this is a mole or something else? Thank you, docto...
Dr. Wu Yuxin Reply:
Old hemorrhagic spots, moles, and lesions are all possible. It is necessary to visualize the lesions or even perform a biopsy to confirm.[Read More] Understanding Dark Spots on Feet: Are They Moles or Something Else?
Understanding Warts: Post-Cryotherapy Pain and Related Concerns
The formation of warts? Doctor, I would like to ask if it is normal to experience some tingling after cryotherapy for warts until the next day? Also, since the warts are on my hand, is there a possibility that it is related to masturbation? This is the third time I have had them,...
Dr. Wu Yuxin Reply:
Normal. Do you mean that it was transmitted to the hands due to masturbation?[Read More] Understanding Warts: Post-Cryotherapy Pain and Related Concerns
How to Determine If Your Warts Are Completely Healed?
How can you tell if a wart has completely healed? About two years ago, I discovered a round hard lump on the bottom of my foot near the heel. Initially, I thought it was a corn and didn't pay much attention to it. After a year, I noticed similar lesions starting to appear ar...
Dr. Wu Yuxin Reply:
Generally, it is assessed whether the black spots remain or if the skin's texture returns to normal after healing. However, it is still recommended to have a physician evaluate and continue monitoring the condition.[Read More] How to Determine If Your Warts Are Completely Healed?
Red Bumps on Lips: Causes and Treatment Options Explained
Red, swollen bumps on the lips? Hello, Doctor! This morning I noticed small red bumps (raised) on the upper left corner of my lip, and they are somewhat painful. However, there are no white spots! They weren't there last night, but appeared when I woke up today. What could t...
Dr. Wu Yuxin Reply:
It cannot be determined literally; please seek medical attention as soon as possible.[Read More] Red Bumps on Lips: Causes and Treatment Options Explained
Red Rash After Shower: Causes and Solutions for Skin Irritation
After taking a shower, the skin develops patchy red spots? Hello Dr. Lee: After my boyfriend takes a shower, I notice that his upper body is covered with large, patchy red spots that resemble hives, sometimes extending to his face, and they are itchy! However, they do not last lo...
Dr. Li Yufen Reply:
Hello: Based on the description, the symptoms will resolve on their own within a few hours, which is more indicative of an episode of urticaria. The causes of urticaria are quite varied. If the symptoms only occur during bathing, you might try adjusting the water temperature to a...[Read More] Red Rash After Shower: Causes and Solutions for Skin Irritation
Understanding Black Spots on Your Palms: Causes and Solutions
Palmar skin I recently noticed many small black spots appearing on my palms. They seem to be on the skin but cannot be scratched off. I would like to know what might be causing this, as both of my hands are affected. Initially, there was only a small spot, but it seems to have in...
Dr. Wu Yuxin Reply:
I'm not sure; I'll have to see it to know.[Read More] Understanding Black Spots on Your Palms: Causes and Solutions
Understanding White Bumps on Skin: Causes and Treatments Explained
The skin has a bumpy texture? Why do I have small white spots on my skin, almost all over my body, with fewer on my legs? In some areas, they are slightly raised, and when they are raised, they resemble goosebumps.
Dr. Wu Yuxin Reply:
It's uncertain; we need to see it first to know.[Read More] Understanding White Bumps on Skin: Causes and Treatments Explained
Red Spots After Trimming Calluses: Causes and Solutions
After the cuticle is torn, it leaves behind a dot-like lesion? I don't know why after I cut my calluses, there are always some red spots left behind. I currently have athlete's foot on my feet, but after the calluses grow back, the red spots remain, and some have turned...
Dr. Li Yufen Reply:
Hello: The red spots on the skin could possibly be new tender skin, small microvessels, or tiny petechiae. It is recommended that you visit a nearby dermatologist for a definitive diagnosis to determine whether it is simply skin thickening or if there is a viral infection causing...[Read More] Red Spots After Trimming Calluses: Causes and Solutions
Sudden Black Spots on Toenails: Should You Worry About Melanoma?
Sudden black discoloration appears on the sides of the toenails? Recently, I suddenly noticed a black area on my big toe, along with a black spot, and both of my big toes have this condition—left foot on the left side and right foot on the right side. I am very worried that it mi...
Dr. Wu Yuxin Reply:
Why are you so afraid? Why not seek medical attention quickly?[Read More] Sudden Black Spots on Toenails: Should You Worry About Melanoma?
Understanding Mysterious Black Spots on the Lower Back: Causes and Treatments
Black spots appearing in the middle of the lower back? Hello, Dr. Wu. Before taking a shower tonight, my spouse suddenly noticed 4 to 5 black spots in the middle of my lower back. They are not painful, itchy, and there are no external injuries. This is quite surprising. I have a ...
Dr. Wu Yuxin Reply:
It is essential to seek medical attention first to identify the cause of the condition before providing recommendations or treatment.[Read More] Understanding Mysterious Black Spots on the Lower Back: Causes and Treatments
Assessing Infection Risks from Blood-Stained Gauze After Injections
Infection Risk Inquiry (3) Dear Dr. Wu, Thank you for your previous response; I have greatly benefited from it. I would like to extend my inquiry regarding a situation that occurred after I received an injection at a general medical facility. After the injection, the nurse hande...
Dr. Wu Yuxin Reply:
It should be impossible for a nurse to negligently reuse a used gauze pad; you are overthinking it, and I haven't heard of such an occurrence.[Read More] Assessing Infection Risks from Blood-Stained Gauze After Injections
Understanding Wart Treatment: Black Spots After Cryotherapy Explained
After cryotherapy for warts on the hand, there is an increase in black spots on the warts? Hello Doctor, I have a wart on my index finger that is about 5mm in diameter and has been present for over six months. After undergoing cryotherapy last Wednesday (March 25, 2015), there we...
Dr. Li Yufen Reply:
Hello: Viral warts appear with small black dots due to the obstruction of microcapillaries in the epidermis. Based on the description, it is possible that after freezing treatment, scabbing occurs, making the black dots more noticeable. It is recommended to return for follow-up t...[Read More] Understanding Wart Treatment: Black Spots After Cryotherapy Explained
Understanding the Causes of Dark Spots on Your Arms
Black spots on the arm? Hello, doctor: I have many black spots on both of my arms, and they seem to be increasing in number. Could you please tell me what might be the cause?
Dr. Li Yufen Reply:
Hello: It is not possible to determine the nature of the black spot based solely on a textual description. It is recommended to attach a photo or consult a nearby dermatologist for a diagnosis. Thank you![Read More] Understanding the Causes of Dark Spots on Your Arms
Understanding Skin Issues: Pimples on Scalp and Neck, and Hand Growths
Acne on the scalp and neck, and the presence of sarcoma on the hands? Hello, doctor. I sometimes feel lumps on my head that resemble pimples, which are painful when pressed and disappear after a while, but then new ones appear in different areas. I also frequently get small pimpl...
Dr. Li Yufen Reply:
Hello, based on your description, the issues in the head and neck area may be similar to folliculitis, while the hand condition could possibly be viral warts. I recommend that you visit a nearby dermatologist for a definitive diagnosis and treatment. Thank you.[Read More] Understanding Skin Issues: Pimples on Scalp and Neck, and Hand Growths
Understanding Fluctuating White Spots on the Glans: A Dermatologist's Insight
Regarding genital leukoplakia? Hello Doctor, I have a question. If there are white spots on the glans, can they sometimes be visible and sometimes not? My situation is as follows: when the glans has less blood flow, a small area of skin appears to be grayish-white (possibly becau...
Dr. Wu Yuxin Reply:
Vitiligo does not come and go. It is recommended to have a dermatologist conduct a personal examination.[Read More] Understanding Fluctuating White Spots on the Glans: A Dermatologist's Insight
Can You Swim with Folliculitis? Tips for Managing Symptoms
Folliculitis?! Hello Doctor: Recently, I have been gradually developing an exercise habit to lose weight, mainly running and swimming. However, I have developed two large red spots on my back (similar to folliculitis), which are extremely itchy. I would like to ask you two questi...
Dr. Wu Yuxin Reply:
Severe itching from folliculitis, combined with your habits of running and swimming, is most likely caused by Malassezia folliculitis or Pseudomonas aeruginosa folliculitis. It is not likely to resolve on its own, so active treatment is recommended.[Read More] Can You Swim with Folliculitis? Tips for Managing Symptoms
Understanding Post-Hair Removal Skin Reactions and Care Tips
Hair removal issues Hello, I would like to ask about hair removal using the epilation method (with a Philips epilator). After each session, my lower legs have small red spots on the hair follicles and a stinging sensation. The pain subsides the next day, and there is no itching, ...
Dr. Wu Yuxin Reply:
It is likely a normal inflammation. It is recommended to apply ice after hair removal and then use some lotion; there is no need to apply ointment. If the inflammation is severe or if blisters develop, medical attention should be sought.[Read More] Understanding Post-Hair Removal Skin Reactions and Care Tips
Understanding Eczema and Allergies: Distinguishing Between Conditions
Eczema and Allergies I have a history of eczema and allergies, but recently I've developed some red spots on my wrists and body that are not itchy, while the rest of my skin appears normal. I visited two dermatologists; the first one suspected it might be pityriasis rosea, w...
Dr. Wu Yuxin Reply:
A literal description cannot determine scabies; a visual diagnosis is necessary. It is recommended that you seek a third dermatology consultation.[Read More] Understanding Eczema and Allergies: Distinguishing Between Conditions
Understanding Red Dots on Lower Body Skin: Causes and Treatments
Red spots on the skin of the lower body? Hello, Doctor: About three to four years ago, I started developing many red spots on my lower body (below the abdomen), and during severe episodes, they even appeared on my arms. My skin has become drier and rougher. The itching is managea...
Dr. Wu Yuxin Reply:
I can't see the image, and you can't recall the diagnosis given by your doctor. It's really difficult for me to help you. Please seek medical attention in person.[Read More] Understanding Red Dots on Lower Body Skin: Causes and Treatments
Understanding Red Spots on Feet: Possible Causes and Treatments
Erythema on the foot? The photo in the link shows a red spot on my foot that has been present for over a year. It is not itchy or painful, but it is slowly spreading with small red dots. I have seen two dermatologists. One suggested that it might be due to prolonged standing and ...
Dr. Wu Yuxin Reply:
Your photo is unclear and cannot be assessed. If, as you mentioned, it has been present for a year, a biopsy should be considered. It is advisable to seek medical attention at a hospital as soon as possible.[Read More] Understanding Red Spots on Feet: Possible Causes and Treatments