liver spot(redirected from liver-spotted)
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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.
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.
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.
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.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
a variably pigmented benign lentigo occurring on exposed skin of older white people.
Farlex Partner Medical Dictionary © Farlex 2012
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.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
liver spotA nonspecific lay term for red-brown skin lesions associated with ageing—e.g., pigmented seborrheic keratosis and lentigo senilis.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
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.
Synonym(s): liver spot.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
liver spotA 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.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005