What are the symptoms of infantile vitiligo?

Patient's question:

My child is 8 years old this year. In the past two years, I've noticed some patches of white on his face. Is this vitiligo?

Doctor's answer:

Baby's Initial Understanding of Vitiligo
What are the symptoms of vitiligo in babies? Experts introduce that when vitiligo first appears in babies, the pigment is not completely lost, and the boundary with normal skin is unclear. In some cases, the initial onset is a point-like depigmentation spot, which gradually develops and expands, leading to complete loss of pigment. These patches may merge into larger areas, and the boundary with normal skin gradually becomes clearer. The development and stagnation of lesions often alternate, and some patients exhibit a clear seasonal pattern, with symptoms worsening significantly at the end of spring and early summer.
Lesions in infant vitiligo are localized depigmentation spots. Some initial lesions resemble sweat patches, starting as one or a few patches, which then progress into milky-white plaques of varying sizes, shapes, and quantities, ranging from single lesions to multiple patches. They can appear on any part of the body, but are more common on exposed areas and those prone to friction. The distribution is often symmetrical but can also be localized to a specific area or one side, or may follow a segmental distribution along nerve pathways.
### I. Factors Contributing to Infant Vitiligo
Clinically, the exact causes of vitiligo in infants are not yet fully understood. The most common factors include genetics, psychological stress, environmental pollution, skin damage, melanocyte self-destruction, and deficiencies in trace elements.
Psychological factors refer to adverse emotions such as mental trauma or excessive stress. Environmental pollution encompasses various forms of contamination in food and living environments. Skin damage includes injuries, eczema, and dermatitis. Additionally, factors like excessive sun exposure, other skin conditions, surgery, or weakened immunity can trigger vitiligo. Parents should pay close attention and take preventive measures.
### II. Unique Aspects of Infant Vitiligo Onset
In the early stages of onset, the pigment in the skin is not completely lost, making the boundary between the lesion and healthy skin unclear. If left untreated, the lesions gradually progress and spread, leading to complete pigment loss and the merging or rapid expansion of white patches. Therefore, parents must prioritize early detection and treatment to prevent the condition from worsening.
### III. Characteristics of Infant Vitiligo Lesions
Lesions appear as depigmentation spots, initially one or a few patches, which then progress into milky-white plaques of inconsistent sizes, shapes, and quantities. They can occur anywhere on the body, with higher prevalence on exposed and friction-prone areas.
In summary, if parents notice vitiligo in their child, they should not panic or feel embarrassed. It is essential to seek medical attention promptly, strive for early detection and treatment, and work toward recovery as soon as possible to alleviate the burden of the disease.