<prompt> Hypo-depigmented lesion seen in :Naevas ItoNaevus depigmentosaNaevas OtaAll  <response>: B i.e. Naevus depigmentosa Freckles or ephelides, Melasma chloasma or mask of pregnancy, Mongolian spots, Cafe au lait, Beckers nevus or melanosis pigmented hairy epidermal nevus, nevus of Ota and nevus of Ito cause hyperpigmented patches Mn: Free Meal Mongolian Cafe BOY BOI arer hyperpigmented. Whereas, Nevus depigmentosus or achromicus, nevus anaemicus, Suttons Halo nevus leukoderma acquisitum centrifugum, hypomelanosis of Ito and Piebaldism leads to hypopigmentation. Mn- Pie DASH nevus are hypopigmented. Beckers nevus is sporadically acquired disorder may be of familial occurance, 5 times more commonly affecting males. It is usually first noticed during adolescence, initially pale in colour which becomes more prominent during sun exposure. It follows Blaschkos lines, but with lack of conformity dt late occurance. It stas as an area of irregular macular hyper pigmentation with geographical outline usually on shoulder, anterior chest or scapular region. Once present it remains indefinitely and shows predisposition to androgen sensitivity since it is prone to acne hyperichosis. Lesion may show central thickening and increased terminal hairs on around the lesion. Beckers nevus syndrome is Beckers nevus with ipsilateral non cutaneous developmental abnormalities like breast hypoplasia, supernumerary nipples, spina bifida etc. Nevus of Ota oculo-dermal melanocytosisnevus fuscocaeruleus ophthalmo-maxillaris is usually congenital unilateral slate brown or blue hyperpigmentation in the areas of skin, sclera, cornea, iris, retina, ocular muscles, orbit hard palate supplied by ophthalmic and maxillary division of trigeminal nerve, more prevalentally in Japanese. Nevus of Ito is hyperpigmentation in area supplied by posterior supraclavicular and lateral brachial cutaneous nerves, commonly in Japanese. 