Nail discoloration refers to any change in color or pigmentation of the toenails. It is a common symptom in various toe nail conditions and can be caused by several factors. Some common reasons for nail discoloration in toe nail conditions include:
- Fungal infections: Fungal infections, such as onychomycosis, are a common cause of nail discoloration. It typically causes the nails to turn yellow, brown, or green.
- Trauma: Injury or trauma to the toe or nail can lead to discoloration. This may result in a black or blue discoloration known as a subungal hematoma.
- Psoriasis: Psoriasis is a chronic skin condition that can also affect the nails. Nail discoloration in psoriasis can appear as yellowish-brown patches under the nail plate.
- Bacterial infection: Bacterial infections, such as paronychia, can cause the nails to become discolored, red, or swollen.
- Nail psoriasis: Nail psoriasis can cause a variety of changes in the nails, including discoloration. Nails affected by psoriasis may appear pitted, ridged, and yellowish.
- Nutritional deficiencies: Certain nutrient deficiencies, such as iron deficiency anemia or zinc deficiency, can lead to changes in nail color and texture.
- Medications: Certain medications, such as chemotherapy drugs, can cause nail discoloration as a side effect.
- Smoking: Smoking can stain the nails and cause them to appear yellow or brown.
It’s important to note that nail discoloration can be a symptom of an underlying condition, and it’s advised to consult a healthcare professional for a proper diagnosis and appropriate treatment.« Back to Glossary Index