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A. Kalu

Publications (7)

Pattern of Preoperative Astigmatism in Patients in South East Nigeria as Determined by Biometry

A. Kalu, O.I Otuka, L. Eweputana, K. U. Nwachukwu & J. K. Ume · Ophthalmology Research: An International Journal · 2020

Background: Astigmatism is an error of refraction that can affect visual outcome after cataract surgery. The degree of astigmatism is usually estimated pre-operatively by keratometry readings. These readings can help in the plan of surgical technique and choice of intraocular len...

Open access Research Article 10.9734/or/2020/v13i330170

Ultrasonographic Findings in Pre-operative Cataract Patients in A Private Eye Clinic in South East, Nigeria

L. I. Eweputanna, O. A. I. Otuka, A. Kalu, N. C. Ekeleme, E. C. Iwuoha, J. N. Ubah, B. C. Ochiogu & A. C. Udeaja · Asian Journal of Medical Principles and Clinical Practice · 2024

This research investigated the pre-operative ultrasonographic findings in cataract patients from a private eye clinic in South East Nigeria. The study comprised a total of 117 patients with an average age of 65±11.9, 56.4% of whom were male. Most patients (88%) had poor pre-opera...

Open access Research Article

Characteristics and Systemic Risk Factors of Glaucoma in Adult Patients Attending a Private Eye Clinic in Aba, Nigeria

O. A. I. Otuka, L. I. Eweputanna, A. Kalu, N. C. Ekeleme, E. C. Iwuoha, N. N. Kizor-Akaraiwe & J. N. Ubah · Asian Journal of Research and Reports in Ophthalmology · 2023

Aim: This study aim to evaluate the characteristics and systemic risk factors of glaucoma in adult patients attending a private eye clinic in Aba, Nigeria. Methodology: This study is a hospital-based research which utilized a cross-sectional design to evaluate the characteristics...

Open access Research Article

Pattern of Refractive Errors in a Tertiary Hospital in South East, Nigeria

O. A. I. Otuka, L. I. Eweputanna, A. Kalu, N. C. Ekeleme, E. C. Iwuoha, N. N. Kizor-Akaraiwe & J. N. Ubah · Ophthalmology Research: An International Journal · 2022

Background: Uncorrected refractive errors (RE) are a major cause of visual impairment. They affect a large proportion of the population globally and have psychological and socio-economic effects on the individual, family and society. They could lead to poor quality of life. Aim:...

Open access Research Article 10.9734/or/2022/v17i4369

Common Presenting Complaints and Predisposing Factors among Adult Ophthalmic Patients with Low Vision and Blindness in Aba

O. A. I. Otuka, N. C. Ekeleme, L. I. Eweputanna, E. C. Iwuoha, J. N. Ubah & A. Kalu · Ophthalmology Research: An International Journal · 2021

Aim: To determine the common complaints and predisposing factors of low vision and blindness among adult ophthalmic patients in Abia State University Teaching Hospital, (ABSUTH), Aba, Nigeria. Study Design: A retrospective, descriptive study. Methodology: An institutional-based s...

Open access Research Article 10.9734/or/2021/v15i130205

Prevalence and Causes of Low Vision and Blindness among Adult Patients Attending Eye Clinic in a Tertiary Hospital in South East, Nigeria

O. A. I. Otuka, N. C. Ekeleme, E. N. Akaraiwe, E. C. Iwuoha, L. I. Eweputanna & A. Kalu · Asian Journal of Medicine and Health · 2021

Background: Low vision and blindness are significant public health issues worldwide. They result in educational, occupational, and social challenges in the affected persons. Their care givers/ families are also severely affected. There is however limited data on the magnitude of...

Open access Research Article 10.9734/ajmah/2021/v19i830353

Visual Outcome of Cataract Surgery in a Tertiary Hospital, South East Nigeria: A Three-Year Retrospective Study

O. A. I. Otuka, E. C. Iwuoha, A.C. Udeaja, L. I. Eweputanna, NC. Ekeleme, B. C. Ochiogu & A. Kalu · Asian Journal of Advanced Research and Reports · 2026

The visual outcome of cataract surgery is a critical measure of its effectiveness and is an essential aspect of quality control in ophthalmic care. The burden of cataracts is especially pronounced in developing countries. This study investigated the characteristics of patients wh...

Open access Research Article 10.9734/ajarr/2026/v20i31312