Publications by authors named "Hagar Bessar"

With aging, facial lines on the forehead and glabella are sometimes converted from dynamic to static giving an aged appearance. Polydioxanone sutures are popular now as a management option in correcting deep static wrinkles on the upper face .This work was conducted to assess the synergistic efficacy of combining Botulinum toxin injection with Polydioxanone threads on the upper face static wrinkles.

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Melasma is an acquired dysfunction of melanogenesis, that poses a major therapeutic challenge and tends to recur after therapy. Several combination therapies are being tested nowadays for the treatment of melasma, with promising results. Metformin, an anti-diabetic medication, seems to inhibit melanogenesis by different mechanisms.

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Introduction: Dermoscopy is a noninvasive technique for the evaluation of different pigments and microstructures of the epidermis, dermoepidermal junction, and papillary dermis that are not apparent to the naked eye, which therefore improves diagnostic accuracy.

Aim Of The Study: This study aims to describe the characteristic dermoscopic features of bullous diseases and analyze the characteristic dermoscopic features of bullous diseases of the skin and hair.

Patients And Methods: A descriptive study was conducted to describe and analyze the characteristic dermoscopic features of bullous diseases in the Zagazig University Hospitals.

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Background: Keloids are considered disorders of fibroproliferation characterized by accumulation of collagen fibers in hypodermis and dermis, caused by inflammation, surgery, and trauma.

Objectives: The main goal of the study was to approach a better modality for the treatment of keloids by comparing the effects and the side effects of intralesional cryotherapy and intralesional injection of bleomycin.

Methods: This interventional, comparative clinical trial was conducted on 60 cases and was divided equally into the group (A), combined group who were subjected to intralesional bleomycin followed by cryotherapy in the same session, group (B) who were subjected to intralesional injection of bleomycin, and group (C) intralesional cryotherapy.

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Background: Lichen planus is a common chronic cutaneous inflammatory disease. Recent advances evidenced that angiogenesis is tightly connected to it. More recently, the endothelial specific growth factor angiopoietin-2 has been clarified to interact with vascular endothelial growth factor.

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Background: Cell proliferation and angiogenesis are important in progression of cancerous processes. Differentiating cutaneous T-cell lymphoma (CTCL) from its mimicking dermatoses and prognosticating it are challenging.

Aim: This study assesses cell proliferation and angiogenesis in different CTCL subtypes using immunohistochemistry (IHC) for Ki67 and CD31 to testify their usability in differentiating CTCL from mimicking dermatoses and discriminating CTCL subtypes from each other with correlation to clinicopathological parameters and disease advancement.

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Background: Monofilament thread therapy (PLLA) and minoxidil have been used as alternative treatments for female androgenetic alopecia.

Aim: The aim was to determine the efficacy and safety of thread therapy combined with minoxidil in female androgenetic alopecia.

Patient And Methods: Twenty-seven women were enrolled in this randomized half-split study based on a left-head to the right-head pattern.

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Background: The initial recommendation propranolol usage in managing infantile hemangioma was in 2008 followed by various researches assessing the dosage, efficacy, and other parameters. Itraconazole is a world-wide tolerated antifungal but only a few studies have focused on its assessment in the treatment of infantile hemangiomas (IH).

Objective: This study aimed to investigate the newly proposed antifungal drug ICZ and characterize different aspects of its usage as an antiangiogenic drug.

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Introduction: Androgenetic alopecia is a stressful condition for males. Minoxidil 2% and 5% have been FDA approved for treatment of this condition. In literature, all studies have compared minoxidil 5% with 2%.

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Many modalities of treatment have been advocated for Keloid ,but the success rates of these have been variable. The present study is an attempt to evaluate and compare the efficacy of a combination of pulsed dye laser (PDL) and intralesional verapamil against intralesional verapamil alone in the treatment of keloids. 40 Patients with keloids were divided into two groups randomly of 20 each receiving four sessions of therapy.

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Gold nanoparticles functionalized with 3-mercapto-1-propansulfonate (AuNPs-3MPS) have been prepared and loaded with Methotrexate (MTX), an immunosuppressive agent used in the systemic treatment of moderate-severe inflammatory diseases. The effects of the AuNPs-3MPS@MTX topically administered in vitro on skin model and in vivo on imiquimod-induced psoriasis-like mice model, have been studied. Clinical response, epidermal thickness, cell proliferation rate and inflammation were tested.

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Gold nanoparticles (AuNPs) represent an effective choice for topical drug delivery systems thanks to their small size, general non-toxicity, ease of functionalization and high surface to volume ratio. Even if systemic, methotrexate still plays an important role in psoriasis treatment: its topical use shows insufficient percutaneus penetration owing to limited passive diffusion, high molecular weight and dissociation at physiological pH. The aim of our study was to design a new drug delivery nanocarrier for Methotrexate and to improve its solubility, stability and biodistribution.

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