liver spot

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spot

 [spot]
a circumscribed area or place, usually distinguished by its color; see also macula and tache.
actual focal spot the section of a focal spot on which there is intersection of an electron beam with an anode of an x-ray tube.
Bitot's s's foamy gray triangular spots of keratinized epithelium on the conjunctivae, a sign of vitamin A deficiency.
blind spot
café au lait spot a light brown pigmented macule seen in neurofibromatosis and albright's syndrome.
cherry-red spot the choroid appearing as a red circular area surrounded by gray-white retina, as viewed throught the fovea centralis in tay-sachs disease. Called also Tay's spot.
cotton-wool spot white or gray soft-edged opacities in the retina composed of cytoid bodies; seen in hypertensive retinopathy, lupus erythematosus, and numerous other conditions.
effective focal spot the size of a projected focal spot in a specified direction measured with a quality assurance test tool such as the slit camera.
focal spot
1. the object of a patient's gaze during distraction techniques.
2. a small area of an x-ray target that receives the main electron stream.
Forschheimer s's a fleeting skin eruption consisting of discrete rose spots on the soft palate sometimes seen in rubella just prior to the onset of the skin rash.
Koplik's s's small, irregular, bright red spots on the buccal and lingual mucosa, with a minute bluish white speck in the center of each; they are pathognomonic of beginning measles.
liver spot
1. a lay term for senile lentigo.
2. (in pl.) tinea versicolor.
mental blind spot mental scotoma.
mongolian spot a type of congenital brown to gray-blue nevus; see also mongolian spot.
Roth's s's round or oval white spots consisting of coagulated fibrin seen in the retina in a number of diseases in which a vascular insult resulting in hemorrhage is followed by healing.
Tay's spot cherry-red spot.

se·nile len·ti·go

a variably pigmented benign lentigo occurring on exposed skin of older white people.

liver spot

n.
A benign, localized brownish patch on the skin, often occurring in old age and usually in fair-skinned people with sun-damaged skin. Also called age spot.

liver spot

Usage notes: nontechnical.
a variably pigmented lentigo occurring on the exposed skin of older Caucasians.

liver spot

A nonspecific lay term for red-brown skin lesions associated with ageing—e.g., pigmented seborrheic keratosis and lentigo senilis.

se·nile len·ti·go

(sen'il len-tī'gō)
A variably pigmented lentigo occurring on exposed skin of old white people.
Synonym(s): liver spot.

liver spot

A popular term used to describe various skin blemishes including LENTIGENES, spots sometimes known as Pityrosporon versicolor, caused by the skin yeast fungus MALASSEZIA FURFUR, or the SPIDER NAEVUS, which is the only one with any connection with the liver.
References in periodicals archive ?
The researchers compared the safety and efficacy of treating solar lentigines with a 694-nm QSRL and TCT (hydroquinone 5%, tretinoin 0.
The runners, however, were found to have significantly more atypical nevi and solar lentigines, Dr.
Barrier's Solage is indicated in the United States for the treatment of solar lentigines, commonly called age spots or liver spots, and in Canada for a broader indication that includes related hyperpigmented lesions.
Resultant changes can include actinic keratosis, seborrheic keratosis, dermatoheliosis, and solar lentigines.
Seborrheic keratosis, hyperkeratosis, nail diseases, and varicose or spider veins are other common dermatologic complaints in this population, as are solar lentigines, she said, adding that they can be treated with cryotherapy or lasers.