Upward pointing toenails may be caused by trauma, lack of micronutrients, and onychomycosis.
1. Trauma: If the toenail area is hit by foreign objects, it may lead to changes in the shape of the toenail and the phenomenon of upturned toenails.
2. Lack of trace elements: If there is a lack of trace elements in the body, such as iron, vitamins and other nutrients intake is insufficient, may also appear to the toenail upward.
3. Inflammation of the nail: if excessive trimming of the toenail, may lead to the foot nail groove area caused by inflammation of the foot nail area stimulation, may cause abnormal proliferation, appearing to the upward pointing of the toenail.
In addition, nail fungus, psoriasis and other causes will also appear the above symptoms, it is recommended that patients should go to the hospital in time to clarify the cause of the disease, under the guidance of professional doctors to give targeted treatment.