Search Results - "Bell, Nicholas P."

Characterizing Anterior Segment OCT Angle Landmarks of the Trabecular Meshwork Complex by Crowell, Eric L., Baker, Laura, Chuang, Alice Z., Feldman, Robert M., Bell, Nicholas P., Chévez-Barrios, Patricia, Blieden, Lauren S.

“…To identify the presence or absence of 3 identifiable landmarks: trabecular meshwork (TM), Schlemm's canal (SC), and a novel landmark termed the band of…”
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Comparing Laser Peripheral Iridotomy to Cataract Extraction in Narrow Angle Eyes Using Anterior Segment Optical Coherence Tomography by Melese, Ephrem, Peterson, Jeffrey R, Feldman, Robert M, Baker, Laura A, Bell, Nicholas P, Chuang, Alice Z, Blieden, Lauren S

“…To evaluate the changes in anterior chamber angle (ACA) parameters in primary angle closure (PAC) spectrum eyes before and after cataract extraction (CE) and…”
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Using Anterior Segment Optical Coherence Tomography (ASOCT) Parameters to Determine Pupillary Block Versus Plateau Iris Configuration by Crowell, Eric L., Chuang, Alice Z., Bell, Nicholas P., Blieden, Lauren S., Feldman, Robert M.

“…PRéCIS:The potential parameters for differentiating pupillary block (PB) from plateau iris configuration (PIC) on anterior segment optical coherence tomography…”
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Establishing Age-Adjusted Reference Ranges for Iris-Related Parameters in Open Angle Eyes with Anterior Segment Optical Coherence Tomography by Peterson, Jeffrey R, Blieden, Lauren S, Chuang, Alice Z, Baker, Laura A, Rigi, Mohammed, Feldman, Robert M, Bell, Nicholas P

“…Define criteria for iris-related parameters in an adult open angle population as measured with swept source Fourier domain anterior segment optical coherence…”
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Agreement between Gonioscopic Examination and Swept Source Fourier Domain Anterior Segment Optical Coherence Tomography Imaging by Blieden, Lauren S., Feldman, Robert M., Nguyen, Donna, Chuang, Alice Z., Baker, Laura A., Lee, David A., Bell, Nicholas P., Rigi, Mohammed, Minnal, Vandana R.

“…Purpose. To evaluate interobserver, intervisit, and interinstrument agreements for gonioscopy and Fourier domain anterior segment optical coherence tomography…”
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Reproducibility of Scleral Spur Identification and Angle Measurements Using Fourier Domain Anterior Segment Optical Coherence Tomography by Cumba, Ricardo J., Radhakrishnan, Sunita, Bell, Nicholas P., Nagi, Kundandeep S., Chuang, Alice Z., Lin, Shan C., Mankiewicz, Kimberly A., Feldman, Robert M.

“…Purpose. To evaluate intraobserver and interobserver agreement in locating the scleral spur landmark (SSL) and anterior chamber angle measurements obtained…”
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Age-Related Changes in Trabecular Meshwork Imaging by Feldman, Robert M., Mankiewicz, Kimberly A., Chuang, Alice Z., Blieden, Lauren S., Bell, Nicholas P., Nagi, Kundandeep S., Kansara, Seema, Gold, Mark E., Baker, Laura A.

“…Purpose. To evaluate the normal aging effects on trabecular meshwork (TM) parameters using Fourier domain anterior segment optical coherence tomography (ASOCT)…”
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Microbial contamination of ultrasound biomicroscopy probes: Evaluation of cross-infection risk by Bell, Nicholas P., MD, Anand, Aashish, MD, Wanger, Audrey, PhD, Prager, Thomas C., PhD, MPH

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Risk Factors for Tube Shunt Exposure: A Matched Case-Control Study by Baker, Laura A., Huddleston, Stephen M., Budenz, Donald L., Feldman, Robert M., Koval, Michael S., Grover, Davinder S., Hypes, Stephen M., Lee, David A., El Sayyad, Fouad F., Bell, Nicholas P., Chuang, Alice Z.

“…Purpose. To evaluate potential risk factors for developing tube shunt exposure in glaucoma patients. Patients and Methods. Forty-one cases from 41 patients…”
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Trabecular-Iris Circumference Volume in Open Angle Eyes Using Swept-Source Fourier Domain Anterior Segment Optical Coherence Tomography by Feldman, Robert M., Mankiewicz, Kimberly A., Bell, Nicholas P., Baker, Laura A., Chuang, Alice Z., Nguyen, Donna, Blieden, Lauren S., Rigi, Mohammed, Lee, David A.

“…Purpose. To introduce a new anterior segment optical coherence tomography parameter, trabecular-iris circumference volume (TICV), which measures the integrated…”
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Role of Cataract Surgery in the Management of Glaucoma by Ling, Jeanie D, Bell, Nicholas P

“…A leading cause of blindness, glaucoma is estimated to affect 60.5 million people worldwide, with a projected increase to 79.6 million by 2020. Cataract…”
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New technology for examining the anterior segment by ultrasonic biomicroscopy by Bell, Nicholas P., MD, Feldman, Robert M., MD, Zou, Yali, MD, Prager, Thomas C., PhD, MPH

“…Purpose To compare the comfort levels and measurement accuracy of the open-shell technique and a bag/balloon technology (ClearScan, ESI) in anterior segment…”
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Short-Term Outcomes of KeraSys Patch Graft for Glaucoma Drainage Devices: A Case Series by Nagi, Kundandeep S., Cumba, Ricardo J., Bell, Nicholas P., Blieden, Lauren S., Chuang, Alice Z., Mankiewicz, Kimberly A., Nguyen, Donna, Feldman, Robert M.

“…Purpose. Tube-related exposure is a known complication of glaucoma drainage device (GDD) surgery. Our objective is to report the early (approximately 1 year)…”
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Safety, tolerability, and efficacy of fixed combination therapy with dorzolamide hydrochloride 2% and timolol maleate 0.5% in glaucoma and ocular hypertension by Bell, Nicholas P, Ramos, José L, Feldman, Robert M

“…Glaucoma is a collection of diseases characterized by multifactorial progressive changes leading to visual field loss and optic neuropathy most frequently due…”
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Outcomes of the Second Aqueous Shunt Implant Versus Transscleral Cyclophotocoagulation Treatment Study: A Randomized Comparative Trial by Feldman, Robert M., Chuang, Alice Z., Mansberger, Steve L., Tanna, Angelo P., Blieden, Lauren S., Bell, Nicholas P., Gross, Ronald L., Pasquale, Louis R., Greenfield, David S., Liebmann, Jeffrey M., Weinreb, Robert N.

“…Short-term overall success rates were high with either SGDD or CPC. However, SGDD was associated with more clinic visits and an increased risk of additional…”
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Genetic Architecture of Primary Open-Angle Glaucoma in Individuals of African Descent: The African Descent and Glaucoma Evaluation Study III by Taylor, Kent D, Guo, Xiuqing, Zangwill, Linda M, Liebmann, Jeffrey M, Girkin, Christopher A, Feldman, Robert M, Dubiner, Harvey, Hai, Yang, Samuels, Brian C, Panarelli, Joseph F, Mitchell, John P, Al-Aswad, Lama A, Park, Sung Chul, Tello, Celso, Cotliar, Jeremy, Bansal, Rajendra, Sidoti, Paul A, Cioffi, George A, Blumberg, Dana, Ritch, Robert, Bell, Nicholas P, Blieden, Lauren S, Davis, Garvin, Medeiros, Felipe A, Das, Swapan K, Divers, Jasmin, Langefeld, Carl D, Palmer, Nicholette D, Freedman, Barry I, Bowden, Donald W, Ng, Maggie C Y, Ida Chen, Yii-Der, Ayyagari, Radha, Rotter, Jerome I, Weinreb, Robert N

“…To find genetic contributions to glaucoma in African Americans. Cross-sectional, case-control study. One thousand eight hundred seventy-five primary open-angle…”
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Direct Costs of Second Aqueous Shunt Implant Versus Transscleral Cyclophotocoagulation (The Assists Trial) by Ma, Jack X., Chuang, Alice Z., Feldman, Robert M., Mansberger, Steve L., Tanna, Angelo P., Blieden, Lauren S., Shoham, Daniel, Bell, Nicholas P., Gross, Ronald L., Pasquale, Louis R., Greenfield, David S., Liebmann, Jeffrey M., Weinreb, Robert N.

“…The cost of cyclophotocoagulation is less than the cost of a second glaucoma drainage device. To compare the total direct costs of implantation of a second…”
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Comparison of Efficacy and Complications of Cyclophotocoagulation and Second Glaucoma Drainage Device after Initial Glaucoma Drainage Device Failure by Wang, Margaret Y, Patel, Kishan, Blieden, Lauren S, Chuang, Alice Z, Baker, Laura A, Bell, Nicholas P, Feldman, Robert M

“…PURPOSE:Compare intraocular pressure (IOP) control and complication rates of a second glaucoma drainage device (GDD) to diode transscleral…”
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Preservative toxicity in glaucoma medication: clinical evaluation of benzalkonium chloride-free 0.5% timolol eye drops by Rosin, Lauren M, Bell, Nicholas P

“…Timolol (generic name) is a frequently used medication for the control of glaucoma. Benzalkonium chloride (BAK) is a commonly used preservative in ophthalmic…”
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Determination and Validation of Thresholds of Anterior Chamber Parameters by Dedicated Anterior Segment Optical Coherence Tomography by Melese, Ephrem K, Chan, Jeffrey D, Blieden, Lauren S, Chuang, Alice Z, Baker, Laura A, Bell, Nicholas P, Feldman, Robert M

“…Abstract Purpose To determine and validate thresholds of anterior chamber angle (ACA) parameters in discriminating open versus narrow angle eyes using images…”
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