Toenail bulge with a horizontal channel thickening, may be related to physiological factors, may also be toenail trauma, nail malnutrition, nail ringworm and other causes.
1. Physiological factors: long-term through the small, too tight shoes, especially women wear pointed shoes for a long time, resulting in the local toenail long-term excessive pressure, may cause the toenail protruding a horizontal road thickening.
2. Toenail trauma: for example, the toenail is bumped or smashed by heavy objects, which is likely to lead to the thickening of the toenail hollow, which may cause a thickening of the toenail bump with a horizontal channel.
3. Nail dystrophy: If there is nail dystrophy, it may lead to the thickening of the raised toenail. It is mostly considered to be caused by local injuries, certain drug stimulation or diseases, resulting in the structure and function of the nail matrix being impaired. It may show a thickening of the toenail bulge, and in severe cases, nail loss may even occur.
4. Onychomycosis: due to the local toenail is infected by fungus, in the fungal stimulation, may lead to the local toenail thickening, which may cause the toenail bump a horizontal road thickening.
Toenail bulge a crossroads thickening, exclude physiological factors, should be as early as possible to medical examination, clear cause, follow the doctor’s instructions standardized treatment, so as not to delay the condition.