Publications by authors named "Abd El-Nasser A Mohammad"

Purpose: To compare the efficacy of local injection of both betamethasone and triamcinolone in the management of thyroid eye disease-related upper eyelid retraction with proptosis.

Methods: This prospective, double-blind, randomized clinical trial was conducted at Assiut University Hospital, Upper Egypt in the period between December 2021 and December 2023. The study included 45 patients (77 eyes) and was divided into: A (betamethasone) group and B (triamcinolone) group.

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Purpose: To present a simple transconjunctival technique for the excision of intraconal orbital hydatid cysts.

Methods: This retrospective, non-comparative, clinical intervention case study was conducted between April 2018 and October 2023. The study included five patients presented to the Orbital unit of Assiut University Hospital with an intraconal orbital cyst, which histologically proved to be a hydatid cyst.

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Purpose: To compare the efficacy of peri-levator injection of both betamethasone and triamcinolone in the management of thyroid eye disease-related upper eyelid retraction without proptosis.

Methods: This prospective, double-blind, randomized clinical trial was conducted at Assiut University Hospital, Upper Egypt in the period between December 2021 and October 2023. The study included 47 patients (56 eyes) and was divided into 2 groups.

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Purpose: To present a simplified technique in management of complete ptosis secondary to neurofibromatosis.

Methods: This prospective, non-comparative, clinical interventional study included 13 patients with complete ptosis secondary to histologically proved plexiform neurofibromas. It was conducted at the Orbital Unit of Assiut University Hospital, the referral center of Upper Egypt in the period between June 2013 and October 2021.

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Purpose: To assess the surgical outcomes of transconjunctival approach in management of different orbital tumors at different locations.

Methods: This prospective, non-comparative, clinical interventional study was conducted in the period between March 2017 and January 2020 and included 61 patients with histologically proved orbital tumors. In all cases, a conjunctival incision near the fornix was made depending on the tumor location as revealed by CT or MRI.

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Purpose: To evaluate the surgical outcomes of two different techniques of resection for optic nerve gliomas confined to the intra-orbital segment.

Methods: This prospective, comparable, clinical interventional case series was conducted at the orbital clinic of Assiut University Hospital, the referral centre of Upper Egypt in the period between 2006 and 2018. The study included 10 children with optic nerve gliomas confined to the intra-orbital part without intracanalicular or intracranial extension and causing severe visual loss and disfiguring proptosis.

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Purpose: To evaluate the long-term efficacy of local injection of steroid in treatment of acute idiopathic dacryoadenitis, myositis, and diffuse anterior orbital inflammation.

Methods: This prospective noncomparative interventional case study included 47 patients with acute idiopathic orbital inflammation. The disease was acute idiopathic 1) dacryoadenitis in 31 patients, 2) myositis in 12 patients, and 3) anterior diffuse orbital inflammation in 4 patients.

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Purpose: Is to present a simple technique for complete excision of microphthalmia and its huge cyst.

Patients: Five patients with microphthalmia and huge cyst were included. The pathology was bilateral in one case.

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Purpose: To evaluate the use of a lateral full-thickness upper eyelid graft and the adjacent myocutaneous tissue in the temporal area with mobilization of the orbicularis muscle as a single-stage procedure for reconstruction of full-thickness total and subtotal upper eyelid defects.

Methods: Twelve patients with extensive basal cell carcinoma were included. In seven patients, the tumor involved the inner canthus and at least the medial one-fourth of both upper and lower eyelids.

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Purpose: To evaluate the efficacy of intralesional injection of steroid as a new line of therapy in treatment of the acute form of an isolated idiopathic dacryoadenitis.

Methods: Five patients with unilateral isolated acute idiopathic dacryoadenitis were included in the study. In 2 patients, the pathology was recurrent.

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PURPOSE. To evaluate the long-term efficacy of surgical excision alone in the treatment of non-Hodgkin(1)s lymphoma localized to the lacrimal gland. MATERIALS AND METHODS.

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