essameldin_nada

Essameldin Abdelaziz Mohamed Ahmed Nada

Professor - Prof. of Dermatology,Venereology and Andrology

Faculty of medicine

Address: 8 Abou Bakr ElSedik Dokki Giza

14

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2011 | Keywords HCV infection, Lichen Planus,
The Association between Lichen Planus and Hepatitis C Virus
Background: Hepatitis C virus, has been associated with a wide variety of extrahepatic manifestations (EHM) in the natural history of the disease. Lichen planus (LP) has also been reported in association with the hepatitis C virus. Objective is to determine the frequency of HCV in patients with LP in Sohag University Hospital. Patients and methods: The study was carried out ... Read more

2011 | Keywords male genital anomalies,
Prevalence  and patterns of male genital anomalies in upper Egypt: a cross-sectional community-based study of 1134 infants
OBJECTIVE: Male genital anomalies have medical, psychological and social complications. Our objective was to study the prevalence and patterns of genital anomalies among male infants in Upper Egypt. DESIGN: Cross-sectional study. MATERIALS AND METHODS: This study included 1134 male infants (up to 2 years old) attending child health care centers in Sohag Governorate, Upper Egypt for routine vaccinations. Parent’s medical ... Read more

Quality of life in Vitligo patients from Upper Egypt: Relationship with clinical characteristics.
BACKGROUND: Recent studies have focused on the quality of life (QOL) in patients with dermatological diseases. Vitiligo is an acquired pigmentary disorder that affects at least I% of the general population, and may considerably affect QOL. The objective of this study was to assess QOL in a group of vitiligo patients from Sohag Governorate, Upper Egypt, and to determine its ... Read more

Oxidative stress and sperm motility in spermatoozoa of IOAT patients and their relation to outer dense fibers abnormalities
INTRODUCTION AND OBJECTIVE: Outer dense fibers (ODFs) are nine fibers surrounding Axoneme in the midpiece and extend to variable length through the principal piece of spermatozoa. They represent about 30% of the protein portion of human spermatozoa and accordingly they are affected by any pathology that can affect protein content of spermatozoa as in presence of oxidative stress (OS). ODFs ... Read more

2009 | Keywords
Biochemical role of cytokines in vitiligo.
Vitiligo is a common skin disorder that is caused by selective destruction of melanocytes, resulting in disfiguring loss of pigment. There are convincing evidences that cytokines and T cell mediate immunity may have a role in its pathogenesis .The present study was conducted to evaluate the efficacy of narrow-band ultraviolet BUVB) therapy and to determine some of the immunological changes ... Read more

Negative effects of male sexual dysfunction on female sexual response: results of a direct questionaire of 521 married women from upper Egypt.
OBJECTIVE: A little is known about the physiological and psychological background of female sexual dysfunction (FSD). The objective of this study was to examine the sexual response in women in relation to sexual perfor- mance of their husbands. DESIGN: A cross-sectional study. MATERIALS AND METHODS: The study included 521 married women attending maternal and child health care centers and family ... Read more

Oxidative stress and epididymal sperm transport, motility and morphological defects
Objectives: Radical oxidative species (ROS) have an important effect on sperm quality and quantity. Oxidative stress (OS) occurs when production of potentially destructive reactive oxygen species (ROS) exceeds the body’s own natural antioxidant defenses, resulting in cellular damage. OS is a common pathology seen in approximately half of all infertile men. Increased ROS generation and reduced antioxidant capacity is negatively ... Read more

Oxidative Stress in idiopathic Oligoathenoteratozoospermia (iOAT) and its Relation to Midpiece and Mitochondrial Anomalies.
INTRODUCTION AND AIM OF THE STUDY Idiopathic Oligoathenoteratozoospermia (iOAT syndrome) can be found in a high percentage of patients with male infertility. Reactive oxygen species (ROS) have been implicated in male infertility in the last years. In the present study we measured the levels of Reactive oxygen species (ROS) and Oxidative stress (OS) in iOAT patients and their correlation with ... Read more

Pattern of skin diseases in a rural area from sohag governorate, Upper Egypt.
_BACKGROUND:_ Skin diseases form a major part of the total spectrum of health problems. The type and distribution of skin diseases in any community reflects genetic constitution, nutritional status, social and hygienic standards, customs and occupations. The objective of this study was to investigate the pattern of distribution of skin diseases in a rural area from Upper Egypt, and its ... Read more

2009 | Keywords Dermatitis, Immune Cells, Immunity,
Phenotypical Characteristics of the Immune Cells in Allergic Contact Dermatitis, Atopic Dermatitis and Pityriasis Rosea
Abstract Allergic contact dermatitis (ACD) is a cell- mediated, delayed type IV immunologic reaction. Atopic dermatitis (AD) is a chronic inflammatory skin disease that results from a complex interaction between immunologic, genetic, and environmental factors. Pityriasis rosea (PR) is a self-limited eruption of unknown etiology. Immune cell infiltrate is a constant feature in the inflammatory skin diseases. Here, we performed ... Read more