hypopigmentaationa
Hypopigmentaationa, widely understood as hypopigmentation, refers to patches of skin that are lighter than the surrounding areas due to reduced melanin production or loss of pigment cells (melanocytes). It is distinct from depigmentation, which denotes complete loss of pigment. The term hypopigmentaationa is not standard in dermatology.
Common causes include congenital conditions such as albinism (reduced melanin production from birth), or syndromic conditions
Diagnosis is clinical and supported by Wood's lamp examination, which can accentuate hypopigmented areas; dermoscopy; and
Treatment targets the underlying cause and cosmetic concerns. Inflammatory or post-inflammatory forms may improve with time;
Prognosis varies by cause. Post-inflammatory hypopigmentation may fade over months to years; some congenital forms are