melanosis


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mel·a·no·sis

 (mĕl′ə-nō′sĭs)
n. pl. mel·a·no·ses (-sēz)
Abnormally dark pigmentation of the skin or other tissues, resulting from a disorder of pigment metabolism. Also called melanism.

mel′a·not′ic (-nŏt′ĭk) adj.

melanosis

(ˌmɛləˈnəʊsɪs) or

melanism

n
(Pathology) pathol a skin condition characterized by excessive deposits of melanin
melanotic adj

mel•a•no•sis

(ˌmɛl əˈnoʊ sɪs)

n., pl. -ses (-siz)
1. abnormal deposition or development of black or dark pigment in the tissues.
2. a discoloration caused by this.
[1815–25; < Late Greek melánōsis a becoming black. See melano-, -osis]

melanosis

abnormal production and presence of melanin, a black pigment, in the body tissues. — melanotic, adj.
See also: Blackening and Blackness
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.melanosis - a condition characterized by abnormal deposits of melanin (especially in the skin)
disease of the skin, skin disease, skin disorder - a disease affecting the skin
Translations

mel·a·no·sis

a. melanosis, condición que se caracteriza por la pigmentación oscura presente en varios tejidos y órganos.
References in periodicals archive ?
Neurocutaneous melanosis is associated with the presence of either giant congenital melanocytic nevi or non-giant nevi of the skin.
Inhibition effects of grape seed extracts on melanosis formation in shrimp (Parapenaeus longirostris).
20,21,22) Studies also showed that increased total urinary arsenic was associated with skin lesions such as melanosis and keratosis, which are known precursors to skin cancer.
Differential diagnoses of PMP include peritoneal carcinomatosis, lymphomatosis, sarcomatosis, infectious peritonitis, inflammatory pseudotumour, gliomatosis peritonei, peritoneal hydatidosis and peritoneal melanosis.
characteristic skin lesions, melanosis (darkening of skin) and keratosis (thickening of the skin of palms and soles) (Kadono et al.
Becker SW: Concurrent melanosis and hypertrichosis in distribution of nevus unius lateris.
Ocular melanosis/benign melanosis is a common bilateral condition of conjunctival pigmentation.
Four years later he developed acute upper gastrointestinal bleeding and an upper endoscopy performed during that episode showed a large ulcerated gastric mass with melanosis (Figure 1).
We could not confirm the primary nature of our case because of the lack of long-term clinical follow-up and an inability to evaluate for the presence of melanosis or junctional activity in the adjacent esophageal mucosa.
Other important agents of pulmonary disease consist of Hydatidosis [23], calcified cyst of Cysticercus bovis, Dictyocoulus viviparous, Dictyocoulus filarial and Mullerius capillaris [3], Tuberculosis [1,2,13], Anthracosis and Melanosis [18].
Whilst secondary conjunctival pigmentation maybe seen following trauma or surgery, primary pigmentation may range from benign conjunctival melanosis to a malignant conjunctival melanoma.
A recent colonoscopy revealed no polyps, but found I had melanosis coli--caused by laxatives.