Publications by authors named "Eva Chou"

Objective: To evaluate the effects of teprotumumab on ophthalmologic and biochemical findings and assess potential genetic markers for response to treatment.

Methods: This is a retrospective study. Participants were 18-76 year old.

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Introduction: The initial management of penetrating ocular injuries is a major sight-threatening problem for both civilian and military medicine. A novel device (Eye-Aid) temporarily tamponades leakage from such injuries while being easy to remove upon arrival to specialized ophthalmologic care. Eye-Aid consists of a protective eye shield with an adhesive backing that connects to a portable canister containing rapidly deployable thermoresponsive foam.

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Article Synopsis
  • The study focuses on training first-year medical students to perform a critical procedure called lateral canthotomy and cantholysis (LCC) for treating orbital compartment syndrome (OCS) in a timely manner.
  • A standardized curriculum was implemented, combining theoretical knowledge and practical training, and students demonstrated significant improvement in their understanding and execution of the procedure.
  • Results showed that most participants achieved expert-level performance on their first attempt, with a notable reduction in time needed to complete the procedure, indicating the effectiveness of the training program.
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Cannabis glandular trichomes produce and store an abundance of lipidic specialised metabolites (e.g. cannabinoids and terpenes) that are consumed by humans for medicinal and recreational purposes.

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Article Synopsis
  • A 51-year-old woman was diagnosed with thyroid eye disease and pretibial myxedema confirmed by a biopsy.
  • She received treatment with teprotumumab, a monoclonal antibody.
  • Following the treatment, she experienced noticeable improvement in her condition.
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The management of hyperthyroidism and extrathyroidal manifestations of Graves disease remains complex. Considerations that include patient preference, age, comorbidity, pregnancy, tobacco smoking, and social determinants of health must all be weaved into a cohesive management plan. A multidisciplinary team is required to manage all aspects of Graves disease, particularly thyroid eye disease, for which new therapeutic options are now available.

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Article Synopsis
  • Orbital venolymphatic malformations are uncommon vascular issues that can threaten vision and usually manifest early in life, with no established standard treatment.
  • The case of a 20-year-old male showed that traditional options like surgery and sclerotherapy were not viable due to extensive involvement of the malformation, leading to the use of systemic steroids for symptom relief.
  • A novel treatment combining sirolimus and rivaroxaban successfully reduced the malformation's size and kept symptoms in remission for over 2 years.
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Teprotumumab (Tepezza), an insulin-like growth factor type 1 receptor antagonist, was approved for treatment of thyroid eye disease in 2020. Teprotumumab is administered intravenously every 3 weeks for a total of eight doses. Common side effects include nausea, diarrhoea, muscle spasms, hearing impairment, dysgeusia, headaches, dry skin, infusion reactions and hyperglycaemia.

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A 43-year-old white male sought treatment for swelling of the left brow, which started after sustaining direct blunt trauma to the left bony orbit 6 months prior. Magnetic resonance imaging with contrast showed a 5.6 × 2.

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Silent sinus syndrome (SSS) is a rare disorder involving bony remodeling of the maxillary sinuses, including collapse of the orbital floor. It is typically unilateral and seen in the setting of chronic maxillary sinusitis. Patients present with enophthalmos and hypoglobus occasionally accompanied by diplopia.

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Purpose: To compare revision rates for ptosis surgery between posterior-approach and anterior-approach ptosis repair techniques.

Methods: This is the retrospective, consecutive cohort study. All patients undergoing ptosis surgery at a high-volume oculofacial plastic surgery practice over a 4-year period.

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Purpose: Loss of volume in the sub-brow fat pad with associated descent of the eyebrow is a common anatomical finding resulting in both functional and aesthetic consequences. A variety of techniques have been described to address brow position at the time of blepharoplasty. To our knowledge, none of these techniques treat the sub-brow fat pad as an isolated unit.

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The traditional use of the Crawford tube for lacrimal intubation during dacryocystorhinostomy (DCR) carries several drawbacks. We describe the use of the STENTube for DCR intubation and detail its advantages. Retrospective, noncomparative, interventional case series; 313 patients with nasolacrimal duct obstruction (NLDO) underwent 339 DCRs (216 external, 123 endonasal) with the STENTube from January 2007 - June 2013 by 5 surgeons (RS, QN, TS, SB, TN) across 3 institutions (SUNY Downstate Medical Center, Texas Oculoplastics Consultants, and Moorfields Eye Hospital).

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Purpose: To characterize the expression of vascular endothelial growth factor (VEGF) in a patient with retinopathy of prematurity (ROP) treated with ranibizumab (Case 1) and compare it with a case of ROP without treatment (Case 2), a case of a premature baby without ROP (Case 3), and a case of a baby without history of ROP or prematurity (Case 4).

Design: Observational case series.

Methods: The eyes of the deceased babies were removed postmortem and were sent to the Florida Lions Ocular Pathology Laboratory, where they were processed.

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Purpose: Pentagonal wedge resection is a technique used to address a wide variety of eyelid pathology. This procedure frequently results in excess skin at the apex of the wound, commonly known as a "dog ear." A variety of methods have been described to address the cutaneous redundancy, the most classic of which is the Burow's triangle repair.

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Injectable fillers have become a prevalent means of facial rejuvenation and volume expansion. While typically well tolerated, serious complications have been reported. The authors present a case in which an otherwise healthy female with a history of multiple filler injections including poly-L-lactic acid, developed 3 weeks of neuropathic pain in the left temporal fossa following injection.

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Purpose: To review our experience treating patients with the Hedgehog pathway inhibitor, vismodegib, in patients with orbital or periocular locally advanced or metastatic basal cell carcinoma (BCC) or basal cell nevus syndrome.

Design: Retrospective interventional case series.

Methods: We reviewed all patients with locally advanced or metastatic orbital or periocular BCC or basal cell nevus syndrome treated with the Hedgehog pathway inhibitor, vismodegib, at a comprehensive cancer center from 2009 through 2015.

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Article Synopsis
  • - The transeyelid approach is a refined surgical technique for lifting the midface, ideal for mild sagging of cheek tissue.
  • - Among surgeons experienced in facelifts, the subciliary approach is preferred due to its easier execution and widespread use.
  • - This midface rejuvenation method combines well with other facial procedures like eyelid surgery (blepharoplasty) and forehead lifts, and complications are rare, typically involving minor issues like lid malposition and temporary nerve impairment.
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Purpose: The recent FIELD study demonstrated that the lipid-lowering agent fenofibrate significantly reduces the development and progression of diabetic retinopathy (DR). These results suggest that lipids may play a causal role in DR. They also suggest that AMP-activated protein kinase (AMPK) activation could account for these findings given that fenofibrate is an AMPK activator.

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Purpose: Activation of phospholipase Cγ1 (PLCγ1) by vascular endothelial growth factor receptor (VEGFR)-2 is necessary for proliferation and tube formation of endothelial cells in vitro. Previous work has demonstrated that Casitas B-lineage lymphoma (c-Cbl) promotes ubiquitination of PLCγ1 and suppression of its tyrosine phosphorylation. This study was designed to evaluate the importance of PLCγ1 and c-Cbl in experimental choroidal neovascularization (CNV).

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Apoptosis of pericytes (PCs) is an early event in diabetic retinopathy. It is generally thought to be a consequence of sustained hyperglycemia. In keeping with this, long-term (>7 days) incubation of cultured PCs in a high-glucose media has been shown to increase apoptosis.

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Protein kinase C (PKC) and angiotensin II (AngII) can regulate cardiac function in pathological conditions such as in diabetes or ischemic heart disease. We have reported that expression of connective tissue growth factor (CTGF) is increased in the myocardium of diabetic mice. Now we showed that the increase in CTGF expression in cardiac tissues of streptozotocin-induced diabetic rats was reversed by captopril and islet cell transplantation.

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