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The medical term for mottled skin is dyschromia. [3] Although this is not always the case, mottling can occur in the dying patient and commonly indicates that the end of life is near. Mottling usually occurs in the extremities (lower first) and progresses up as cardiac function declines and circulation throughout the body is poor. [3]
The word motley is described in the Oxford English Dictionary as a cognate of medley, although the unrelated mottled has also contributed to the meaning. The word is most commonly used as an adjective or noun, but is also seen as a verb and adverb. When used as a noun, it can mean "a varied mixture".
The eggs of the mottled petrel are relatively large in proportion to the size of the bird. [4] The mean length of the eggs being 58.6mm ± 1.5, with a mean width of 42.7mm ± 0.77, and a mean weight of 53.2g ± 3.2. [4] This makes the adult bird only six times heavier than the egg. [4]
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Livedo reticularis is a common skin finding consisting of a mottled reticulated vascular pattern that appears as a lace-like purplish discoloration of the skin. [1] The discoloration is caused by reduction in blood flow through the arterioles that supply the cutaneous capillaries, resulting in deoxygenated blood showing as blue discoloration ().
Coroners can use the presence or absence of livor mortis as a means of determining an approximate time of death. It can also be used by forensic investigators to determine whether or not a body has been moved.
The mottled fusilier (Dipterygonotus balteatus) is a species of marine ray-finned fish, a fusilier belonging to the family Lutjanidae. It has a broad Indo-Pacific distribution. Once thought to be a monotypic genus , until a second species Dipterygonotus marisrubri was transferred in 2024.
A reducing environment exists in the saturated layers, which become mottled greyish-blue or greyish-brown due to its ferrous iron and organic matter content. The presence of reddish or orange mottles indicates localised re-oxidation of ferrous salts in the soil matrix, and is often associated with root channels, animal burrows, or cracking of ...