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Biomedical subjects

Amal K Kurban

Publications and source records attributed to Amal K Kurban.

6 recordsLinked to original sources

Syphilis.

In the last half of the 20(th) century, medicine has made tremendous inroads against syphilis chiefly owing to the introduction of penicillin and vigorous public health initiatives. Yet, the world continues to be burdened by this disease. Since 2000, overall rates of syphilis have risen in the US and throughout the world. Furthermore, through its association with an increased risk of HIV infection, syphilis has acquired a new potential for morbidity and mortality. The aim of this review is to survey the latest knowledge about syphilis, including pathogenesis and host response, clinical manifestations, diagnostic methods and, especially, treatment and follow-up.

Algorithms↗

Metabolic diseases and pregnancy.

The skin mirrors the hormonal metabolic and physiologic changes that occur during pregnancy. The metabolic effects are manifested primarily in accentuation of two disorders, porphyria cutanea tarda and acrodermatitis enteropathica. The former may be exacerbated, not only during pregnancy, but also during the post-partum period and with the intake of estrogen-containing birth control pills. Exacerbations of acrodermatitis enteropathica characteristically appear during pregnancy.

Acrodermatitis↗

Ultraviolet carcinogenesis in nonmelanoma skin cancer. Part I: incidence rates in relation to geographic locations and in migrant populations.

Over the past two decades a worldwide increase in the incidence of skin cancer to near epidemic proportions has led to increased morbidity and appreciating cost. Well known risk factors include UV radiation, x or gamma irradiation, chemical carcinogens, genetic aberrations, and immunosuppression. This article reviews and analyzes the evidence for UV radiations role in the pathogenesis of nonmelanoma skin cancer (NMSC). Observations on the incidence of NMSC among migrants to temperate regions show an increase in both basal cell carcinoma and squamous cell carcinoma. There is also an increase in NMSC in areas with lower latitudes. Irradiation of human skin grafted to animals and animal models that develop NMSC lend further support to the role of UV radiation in the pathogenesis of NMSC. In the forthcoming Part II of this review, epidemiologic evidence will be presented attesting to the relationship between UV radiation and NMSC.

Animals↗

Ultraviolet carcinogenesis in nonmelanoma skin cancer part II: review and update on epidemiologic correlations.

The relationship between ultraviolet radiation and nonmelanoma skin cancer (NMSC) is further elucidated by a review of case-control studies relating type of exposure to the development of NMSC. Intermittent sun exposure is important in the pathogenesis of basal cell carcinoma, whereas cumulative exposure is important for both basal cell carcinoma and squamous cell carcinoma. The regional distribution of NMSC is also in areas of sun exposure. Furthermore, there are inherent risk factors for the development of NMSC that include hair and eye colors. Once an individual develops NMSC, he/she has increased risk of developing basal cell carcinoma, squamous cell carcinoma, or melanoma.

Basal Cell Carcinoma↗