solar lentigo


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Related to solar lentigo: actinic keratosis, seborrheic keratosis

lentigo

 [len-ti´go] (L.)
a flat, brownish pigmented spot on the skin due to increased deposition of melanin and an increased number of melanocytes; a freckle. (See Atlas 2, Part O.)
lentigo malig´na (malignant lentigo) see lentigo maligna melanoma.
senile lentigo (lentigo seni´lis,) (solar lentigo) a small smooth round brownish patch appearing on the face, neck, or back of the hands of many older people, caused by an increase in pigment; these are entirely harmless. Although these spots are associated with aging, it is not age that is the principal cause but many years of exposure to sun and wind. Called also liver 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.

se·nile len·ti·go

a variably pigmented benign lentigo occurring on exposed skin of older white people.
Farlex Partner Medical Dictionary © Farlex 2012

actinic lentigo

An often multifocal lesion that affects sun-exposed skin of the elderly, characterised by reticulated “black ink” spots not present in unaffected regions.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

solar lentigo

A flat brown spot usually appearing on sun-exposed skin, such as the face or the back of the hands. They are commonly found on the skin of elderly individuals. Although they are popularly referred to as “liver spots, ” they are not caused by diseases of the liver. Synonym: lentigo senilis
See also: lentigo
Medical Dictionary, © 2009 Farlex and Partners
References in periodicals archive ?
There was one case where the palpation of the lesion was essential for the diagnostic conclusion, referring to the lesion 23, in which the telediagnostic hypotheses were of solar lentigo associated with blue nevus or melanocytic lesion with eccentric homogeneous pigmentation.
Solar lentigo showed well-demarcated uniform pigmentation or pseudonetwork and vesicular depigmented areas corresponding to sebaceous glands on face Figure 11 and 12).
They included early seborrheic keratosis (SK), pigmented actinic keratosis (AK), lentigo maligna and solar lentigo. They derived an algorithm for diagnosis of common pigmented facial lesions.5 Interest in dermoscopy is increasing at all levels and various online learning plans are also offered by master trainers.
(5) The lesion represents a lichenoid reaction to a solar lentigo or seborrheic keratosis.
This was similar to the study in India, where seborrheic keratosis was the commonest lesion to be misdiagnosed clinically as melanoma.5 Other pigmented nonmelanocytic lesions included in another study were seborrheic keratosis, solar lentigo, dermatofibroma and hemangioma.11
The specificity numerator corresponded to the total number of benign lesions (benign melanocytic nevi, solar lentigos, seborrheic keratoses, and other benign diagnoses) that were recommended to undergo routine follow-up after confocal microscopy evaluation.
It is curious that some of these solar lentigos appear somewhat thickened and a little warty.
The lesions are slow to develop and may lie camouflaged in contiguous solar lentigos or pigmented actinic keratoses, but "if you give it a long enough period of time, it will become an invasive tumor." Dr.
If dyschromia or solar lentigos further confuse the picture on facial skin, where there are more melanocytes than on other parts of the body, "nature is confounding you," he said.