Nail shaping should improve the appearance. Thumb not only has nail root damage, but also has nail bed defect. The specific scheme may involve nail bed transplantation. You can visit Shanghai at your convenience.

Han Dong, a doctor from Shanghai Ninth People's Hospital, solemnly reminds me that I can't fully understand my illness because I can't meet the patient face to face. The above suggestions are for reference only. Please go to the hospital for specific diagnosis and treatment under the guidance of a doctor! )