### White marks on the arm, could it be vitiligo? How is it treated? #### Overview of the disease Vitiligo is a common skin condition that manifests as white patches on certain parts of the skin, which are caused by the destruction of melanocytes in the skin. Vitiligo can occur anywhere on the body, but it is common on the arms, face, and torso. Usually, vitiligo is painless and itchy, but it can sometimes have an impact on the patient's psychological and social life. #### Description of the condition According to the information you provided, you have been stressed at work recently, and you have two short white bands on your arm, which are suspected to be vitiligo. Because the symptoms of vitiligo are similar to other skin conditions, such as fungal infections or other hypopigmented diseases, it is recommended that you seek medical attention as soon as possible for a detailed skin examination and necessary laboratory tests to confirm the diagnosis. #### Treatment Recommendations If vitiligo is diagnosed, treatment options usually include topical medications, phototherapy, and systemic therapy. Commonly used topical medications include hormonal creams and calcineurin inhibitors. Phototherapy (eg, narrowband ultraviolet B phototherapy, NB-UVB) is also commonly used to treat vitiligo. In severe cases, systemic medications, such as immunomodulators, may be needed. It is also very important to maintain a good mindset and an active lifestyle during treatment. #### Precautions 1. Avoid overexposure to the sun, it is recommended to use sunscreen. 2. Keep your skin clean and avoid trauma and friction. 3. It is recommended to maintain a healthy diet and regular work and rest to reduce psychological stress. 4. Regular follow-up visits and adjustment of treatment plan according to the doctor's recommendations. #### Summary Although vitiligo cannot be completely cured at present, most patients can effectively control the condition or even return to normal skin color through scientific treatment and good lifestyle habits. Please seek medical attention as soon as possible to confirm the diagnosis and provide targeted treatment.