The usual cause for this follows a viral infection called hand foot and mouth disease. Apply Bepanthen cream to your sons fingers and see if this helps him.If this does not help he may have a fungal infection of his fingers or rather his nails and he should be seen by a dermatologist.
The information provided does not constitute a diagnosis of your condition. You should consult a medical practitioner or other appropriate health care professional for a physical exmanication, diagnosis and formal
advice. Health24 and the expert accept no responsibility or liability for any damage or personal harm you may suffer resulting from making use of this content.