David H. K. Ma

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PURPOSE Factor structure and construct validity of the Chinese version of the Health-Related Quality of Life Measure for Children with Epilepsy are reported. METHODS The Parent-Proxy Response Scale and Child Self-Report Scale of the measure were administered to 266 children and their parents (or primary caregivers). Exploratory factor analysis was used to(More)
PURPOSE To characterize the patient demographics, clinical features, and antibiotic susceptibility of ocular infections caused by methicillin-resistant Staphylococcus aureus (MRSA), including community-associated (CA) and healthcare-associated (HA) isolates. DESIGN Retrospective, observational study. PARTICIPANTS Patients (n = 519) with culture-proven(More)
PURPOSE To report the microbial culture results, clinical course, and visual outcomes for infectious keratitis related to overnight orthokeratology. METHODS The records of patients with infectious keratitis related to overnight orthokeratology who presented to a tertiary referral center from April 2000 to March 2003 were retrospectively reviewed. (More)
OBJECTIVE To study the clinical and microbiological characteristics of pediatric microbial keratitis in Taiwan. METHODS The medical records of 81 eyes with microbial keratitis in 78 children aged 16 years or younger who were diagnosed and treated at Chang Gung Memorial Hospital, Taipei, Taiwan, from July 1, 1998, through December 31, 2002, were(More)
PURPOSE To report the successful medical treatment of Paecilomyces lilacinus keratitis case with topical voriconazole. METHODS A 72-year-old male farmer developed a corneal infection in the left eye and corneal culture revealed Paecilomyces lilacinus. Infection was progressive despite initial treatment with hourly topical amphotericin B (1.5 mg/mL) and(More)
PURPOSE To identify the change in clinical and microbiological profiles of pediatric microbial keratitis in Taiwan between 1998-2002 and 2008-2012. DESIGN Retrospective, observational study. METHOD setting: Chang Gung Memorial Hospital, a referral center in Taiwan. patient population: We retrospectively reviewed the medical records of 68 eyes of 67(More)
PURPOSE To report the clinical course, treatments, antibiotic sensitivities, and visual outcomes for eyes with ulcerative keratitis caused by Haemophlilus influenzae. METHODS The medical records of 10 patients with culture-proven H. influenzae-associated corneal ulcer in a tertiary referral center in a 5-year period (1998-2003) were retrospectively(More)
BACKGROUND Methicillin-resistant Staphylococcus aureus (MRSA) infection is an important public health issue. The study aimed to characterize the patient demographics, clinical features, antibiotic susceptibility, and clinical outcomes of keratitis caused by S. aureus, and to make a comparison between MRSA and methicillin-sensitive S. aureus (MSSA) isolates.(More)
PURPOSE To report the clinical characteristics and visual outcomes of pediatric herpes simplex virus (HSV) keratitis. METHODS The medical records of 29 patients younger than 16 years with HSV keratitis who were diagnosed and treated at Chang Gung Memorial Hospital, Taoyuan, Taiwan, between 1996 and 2004 were retrospectively reviewed. The diagnosis of HSV(More)
OBJECTIVE The aim of this study was to investigate the endothelial wound healing effects of SV40 large T and small t antigen transduction on cultured human corneal endothelial cells (HCEC). METHODS Human corneal endothelial cells were infected with either mock solution, Ad green fluorescent protein (GFP), or Ad SV40 T/t antigen/GFP, then mechanically(More)