There are many reasons why the back of the hands become rough, the most common reason is keratinization of the skin on the hands caused by external stimulation, and it can also be caused by chronic eczema, ringworm and other diseases.
If you are often exposed to chemical irritants such as cement, gasoline, and laundry detergent, long-term irritation can cause keratinization of the skin on the hands, which can lead to roughness.
Chronic dry eczema can be accompanied by itching. Eczema is categorized into acute eczema, subacute eczema and chronic eczema. Chronic eczema has a longer course and tends to cause thickening and roughness of the skin.
In the case of keratosis pilaris, the fingers may be keratinized, thickened and flaky, and may become rough.
There may be other causes of finger roughness, it is recommended to go to the hospital in time, to clarify the cause of the disease and treat the symptoms.