I Putu Tedy Indrayana

Analysis of TE Variations on SNR and CNR Values in Lumbar MRI T2WI Sequences at Bali Mandara Regional General Hospital

Ida Ayu Gede Vidya Pratiwi, Gusti Ngurah Sutapa, Ida Bagus Alit Paramarta, Ida Bagus Made Suryatika, Nyoman Wendri, I Putu Tedy Indrayana & Anak Agung Ngurah Gunawan · Asian Journal of Medicine and Health · 2025

Aim: This study aims to evaluate the effect of echo time (TE) variation on MRI image quality, which is measured using Signal to Noise Ratio (SNR) and Contrast to Noise Ratio (CNR). The focus of the study was on lumbar MRI examinations at RSUD Bali Mandara using a Philips 1.5 Tesl...

Open access Research Article 10.9734/ajmah/2025/v23i21170

The Effect of Tube Voltage Variations on CT Scan Image Quality at Prof. I G. N. G. Ngoerah General Hospital, Denpasar, Indonesia

Moehammad Iqbal Al Faqih, Ida Bagus Made Suryatika, I Wayan Balik Sudarsana, Ni Kadek Nova Anggarani, Anak Agung Ngurah Gunawan & I Putu Tedy Indrayana · Asian Journal of Research and Reviews in Physics · 2024

Aims: • Knowing the SNR and CNR values obtained from the image results that have been varied in the tube voltage. • Knowing the effect of variations in the tube voltage value on the quality of the CT scan image that will be produced. Place and Duration of Study: Radiology install...

Open access Research Article 10.9734/ajr2p/2024/v8i4174