نتایج جستجو برای: lentigines
تعداد نتایج: 241 فیلتر نتایج به سال:
Cardiac myxomas make up approximately 50% of all benign cardiac tumors and represented 86% of all surgically treated cardiac tumors. Most of them originated from the left atrium, in some cases from both of atria. We report a case of male patient with biatrial myxomas and other extra-cardiac involvement: hypophyseal adenoma, enlargement of thyroid gland, tubular adenoma polyp of colon and bilate...
Bannayan-Riley-Ruvalcaba Syndrome is a rare condition caused by mutations in the PTEN gene. It displays association of multiple lipomas, macrocephaly, hemangiomas, hamartomatous intestinal polyposis, developmental delay and speckled pigmented maculae on the male genitalia. We report the case of a nine-month-old boy who had fast growing and progressive tumors for three months, macrocephaly and l...
Xeroderma pigmentosum is characterized by cutaneous, ophthalmological, and neurological features. Although it is typical of childhood, late presentations can mimic different neurodegenerative conditions. We report two families presenting as Huntington's disease-like syndromes. The first case (group G) presented with neuropsychiatric features, cognitive decline and chorea. Typical lentigines wer...
Introduction Carney complex (CNC) is a disorder characterized by skin pigmentary abnormalities and benign cardiac,endocrine, skin and neuronal tumors. Areas of unusual lentigines are the most common presenting feature of CNC usually around the lips, eyes or genitalia increase in number at puberty. Cardiac myxomas may occur in any or all cardiac chambers, and leading to intracardiac obstruction ...
The LEOPARD syndrome is a rare hereditary disorder in Asian countries. This syndrome involves complex malformations and other features. Though the LEOPARD syndrome is rare, diagnosis is important since it can be related with serious cardiac ailments. Patients must be followed up regularly in order to reduce the risk of sudden death which is the most severe complication. The study presents the c...
The cause of hyperpigmentation usually is traced to the activity and presence of melanocytes. Café au lait macules may be solitary benign findings or may indicate the presence of neurofibromatosis with its associated complications. Diffuse hyperpigmentation should prompt a search for offending medications or systemic diseases such as hemochromatosis, hyperthyroidism, and Addison's disease. In t...
Ageing skin is characterized by fine lines, wrinkles, lentigines, dyspigmentation and increased coarseness. Topical preparations alleged to combat these changes abound in the over-the-counter market. Some of the most popular ingredients used in these products are vitamins, minerals and botanical extracts. Proposed mechanisms for antiageing effects on skin range from antioxidant properties to im...
moved owing to a clinical suspicion of malignancy, we collected the clinical differential diagnoses for all pigmented lesions biopsied. We defined clinically suspect lesions as those for which the study dermatologist’s differential diagnosis indicated melanoma and/or dysplastic nevus on the pathology requisition form. In this way, lesions removed for cosmetic purposes were excluded from the BMR...
This article focuses on developments in pigmentary disorders that extend dermatologists' understanding of the field. Areas that are reviewed include the basic biochemistry, pharmacology, and physiology of the melanocortin system; melanosome development; genetic diseases associated with pigmentary disorders; pigmentary disorders secondary to systemic disease; drug-induced hyperpigmentation; envi...
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