| macular drusen | Excrescences of Bruch's membrane that produce a window in the retinal pigment epithelium and are a feature of age-related macular retinal degeneration. Synonym: macular drusen. (05 Mar 2000) |
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| macular dystrophy | A group of disorders involving predominately the posterior portion of the ocular fundus, due to degeneration in the sensory layer of the retina, retinal pigment epithelium, Bruch's membrane, choroid, or a combination of these tissues. See: Stargardt's disease, Best's disease. (05 Mar 2000) |
| macular erythema | <paediatrics> Also called baby measles. This is a nonserious but common childhood viral infection that starts with a high fever and swollen lymph glands. After 24 hours, the fever breaks and the child develops a red rash on the neck and trunk. (27 Sep 1997) |
| macular evasion | Simultaneous projection into consciousness of retinal images so different that fusion is impossible. Synonym: macular evasion. Origin: L., dread of intermingling (05 Mar 2000) |
| macular fasciculus | The collection of fibres in the optic nerve directly connected with the macula lutea. Synonym: fasciculus macularis. (05 Mar 2000) |
| macular leprosy | A form of tuberculoid leprosy in which the lesions are small, hairless, and dry, and are erythematous in light skin and hypopigmented or copper-coloured in dark skin. (05 Mar 2000) |
| macular oedema, cystoid | Macular degeneration characterised by oedema and cystic spaces which may lead to a macular depression or hole. (12 Dec 1998) |
| macular retinopathy | Any pathological condition of the macula lutea. Synonym: macular retinopathy. (05 Mar 2000) |
| macular syphilid | Usually the first eruption of syphilis, occurring 6 to 12 weeks after the initial lesion. Synonym: erythematous syphilid, macular syphilid. (05 Mar 2000) |
| maculation | The formation or the presence of macules. (05 Mar 2000) |
| macule | <dermatology> A spot, only commonly met in the construct immaculate meaning unspotted. (18 Nov 1997) |
| maculocerebral | Relating to the macula lutea and the brain; denoting a type of nervous disease marked by degenerative lesions in both the retina and the brain. (05 Mar 2000) |
| maculoerythematous | Denoting lesions that are erythematous and macular, covering wide areas. (05 Mar 2000) |
| maculopapular | <dermatology> Both macular and papular, as an eruption consisting of both macules and papules, sometimes erroneously used to designate a papule that is only slightly elevated. (18 Nov 1997) |
| maculopapule | A lesion with a flat base surrounding a papule in the centre. (05 Mar 2000) |