منابع مشابه
The normal and pathological pigmentation of oral mucous membrane: a review.
Pigmentation is both the normal and abnormal discoloration of oral mucous membrane. Pigmentation has multifactorial etiology. Most of the pigmentation is physiologic but sometimes it can be a precursor of severe diseases. Melanin pigment irregularities and color changes of the oral tissues could provide significant diagnostic evidence of both local and systemic disease. The differential diagnos...
متن کاملMelanocyte Colonization and Pigmentation of Breast Carcinoma: Pathological and Clinical Aspects
Introduction. Melanocyte colonization of breast carcinoma by nonneoplastic melanocytes of epidermal origin is a rare and serious condition first described in 1977. We report on the exceptional clinical and pathological features of this migration phenomenon in a 74-year-old patient. Discussion. The pathogenesis by which melanocyte migration takes place is not known, but a breached basement membr...
متن کاملPathological pigmentation in cardiac tissues of Atlantic salmon (Salmo salar L.) with cardiomyopathy syndrome
It is widely accepted that melanin formation may play an immunologic role in invertebrates and ectothermic vertebrates. In farmed Atlantic salmon, cardiomyopathy syndrome (CMS) is a common viral disease associated with severe cardiac inflammation that may be accompanied by heavy melanisation of the heart. By the use of histology, laser capture microdissection and transcription analysis of tyros...
متن کاملHistochemistry of B663 Pigmentation: Ceroid-Like Pigmentation
Since its use was first reported by 8rowne and Hogerzeil in 1962 ('0. /I), 8663, a synthesized phenazine dye, has proven to be an effective drug in the treatment of human leprosy and its use has become worldwide ( 2.7.9 " . 26. 3~. 39. 52. 5.1 ). The most significant and frequent side effect of this compound is an abnormal skin coloration. This can be divided into two types. One is an initial r...
متن کاملOral pigmentation
Change in color of oral mucosa reflects the underlying health status, which is either local or systemic. This color change is due to pigmentation, which may be physiological or pathological. Pigmentation in pathological conditions range from localized anomalies of to potentially life-threatening conditions. Since the dental professionals encounter a number of pigmented lesions in the oral cavit...
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ژورنال
عنوان ژورنال: Nature
سال: 1970
ISSN: 0028-0836,1476-4687
DOI: 10.1038/226981b0