Discoloration or Fungal Nail
Hands | Dermatology | Discoloration or Fungal Nail (Symptom)
Nail fungus is a fungal infection in one or more of the nails. An infection with nail fungus may begin as a white or yellow spot under the tip of the fingernail or toenail. As the nail fungus spreads deeper into the nail, it may cause discoloration of nail, thicken and develop crumbling edges, a potentially painful problem.
The fungal infection that most often affect the fingernails and toenails are caused by yeast called dermatophytes, highly contagious. There are different types of fungi (microscopic organisms related to mold and mildew) that cause this problem. Some consider that the fungal toenails are only a cosmetic problem and do not bother seeking treatment.
Most of those who wear tight shoes or tight hosiery is more likely to suffer from fungus, especially if they have poor hygiene of the feet. Another risk is wearing layers of nail polish which do not allow the nail to breathe. Furthermore, since fungi may spread from one foot to another on the floors of the showers and locker rooms. Fungal infections in toenails are very common among military personnel, athletes and miners.