Black Spots on Toenails: Signs of Disease or Nutritional Deficiency?
Skin The appearance of black spots on toenails may indicate a medical condition or a deficiency in certain nutrients.
Dr. Jin Lianchun Reply:
Hello, based on your description, the possible diagnoses are: (1) trauma-induced bruising, (2) nail nevus, (3) onychomycosis, (4) lichen planus or psoriasis, (5) malignant melanoma, (6) other nail disorders. I recommend that you visit a dermatologist in person to obtain the most ...[Read More] Black Spots on Toenails: Signs of Disease or Nutritional Deficiency?
Understanding Nail Issues: Causes and Solutions for Layered Nails
The nails look unusual? My fingernails are splitting into two layers and this condition is spreading towards the base, but it is not painful. Five of my fingers are affected and there has been no improvement. What could be wrong with my nails and how can I improve this condition?...
Dr. Zheng Lizhen Reply:
Based on your description, your fingernails and toenails may be affected by onychomycosis—fungal infection, or nail dystrophy—due to physical or chemical trauma. It is essential for you to visit a dermatologist in person to obtain an accurate diagnosis and treatment. Additionally...[Read More] Understanding Nail Issues: Causes and Solutions for Layered Nails
Understanding Toenail Fungus: Causes, Treatment, and Self-Care Tips
Onychomycosis My boyfriend's big toe seems to have developed a fungal nail infection. I want him to see a doctor, but he hasn't gone yet. It appears that a healthy nail is growing underneath and pushing the infected nail up a bit. I would like to ask the doctor, will it...
Dr. Zheng Lizhen Reply:
Onychomycosis, commonly known as nail fungus, is a fungal infection of the nails. If the humid and warm environment can be changed, there may be some improvement; however, by the time the condition has progressed to onychomycosis, it is often deeply entrenched, making complete se...[Read More] Understanding Toenail Fungus: Causes, Treatment, and Self-Care Tips
Understanding Nail Irregularities: What Your Thumb Says About Your Health
Nail The surface of the right thumb's nail has become rough and uneven since the beginning of the year. What could be the cause of this? I've heard that abnormalities in the thumb can reflect internal organ issues; is there any truth to this?
Dr. Zheng Lizhen Reply:
Nails can indeed reflect issues with internal organs. If only the thumb is affected, it is important to first consider problems related to the nail itself, such as a fungal infection (onychomycosis) or inflammation or tumors in the nail matrix.[Read More] Understanding Nail Irregularities: What Your Thumb Says About Your Health