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yellow mutant (ym) oculocutaneous a.
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an autosomal recessive form of oculocutaneous albinism, characterized by yellow hair, fair skin, and severe ocular abnormalities; the hair and skin are white at birth but become pigmented in infancy. The eyes are blue at birth and darken with age; nystagmus persists into adulthood; and from the age of 3 years, transillumination of the iris reveals a cartwheel effect. Pigmentation of the fundus is slight or absent and the macular reflex is absent or minimal. Called also Amish a. and xanthous a.
ó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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yellow nail s.
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a syndrome associated with lymphedema, especially of the legs, consisting of a yellowish to greenish discoloration of the nails, which may be smooth, thickened, excessively curved on the long axis, and slow growing, and may become loose and be shed.
ó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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yellow o.
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[USP] an oleaginous ointment base prepared from yellow wax and petrolatum.
ó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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yellow p.
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white p.
ó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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yellow s.
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an area of yellow-colored necrosis in the brain occurring in the late stages of cerebral infarction.
ó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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