Simultaneous measurement of breathing rate and heart rate using a microbend multimode fiber optic sensor

…, JT Teo, SH Ng, X Yang, PL Kei - Journal of biomedical …, 2014 - spiedigitallibrary.org
We propose and demonstrate the feasibility of using a highly sensitive microbend multimode
fiber optic sensor for simultaneous measurement of breathing rate (BR) and heart rate (HR). …

Intensity-modulated microbend fiber optic sensor for respiratory monitoring and gating during MRI

…, H Rumpel, Y Lian, H Yang, PL Kei - IEEE Transactions …, 2013 - ieeexplore.ieee.org
This paper describes a novel microbend fiber optic sensor system for respiratory monitoring
and respiratory gating in the MRI environment. The system enables the noninvasive real-…

Incidental finding of focal FDG uptake in the bowel during PET/CT: CT features and correlation with histopathologic results

PL Kei, R Vikram, HWD Yeung… - American Journal of …, 2010 - Am Roentgen Ray Soc
OBJECTIVE. The purpose of this study was to identify and characterize the clinically significant
lesions associated with incidental detection of focal uptake of 18 F-FDG in the bowel at …

Deep learning systems for pneumothorax detection on chest radiographs: a multicenter external validation study

…, SY Sia, CH Tan, YH Ting, PL Kei… - Radiology: Artificial …, 2021 - pubs.rsna.org
Purpose To assess the generalizability of a deep learning pneumothorax detection model on
datasets from multiple external institutions and examine patient and acquisition factors that …

Neuralgic amyotrophy following COVID-19 mRNA vaccination

…, ACF Hui, RHM Hoe, A Makmur, PL Kei… - … Journal of Medicine, 2021 - academic.oup.com
Discussion Neuralgic amyotrophy (also known as brachial neuritis or Parsonage-Turner
syndrome) is commonly preceded by an antecedent event such as infection (including SARS-…

[18F] FDG PET/CT in patients with fever of unknown origin: a local experience

PL Kei, TY Kok, AK Padhy, DC Ng… - Nuclear medicine …, 2010 - journals.lww.com
Objective 2-deoxy-2-[18 F] fluoro-D-glucose positron emission tomography/computed tomography
([18 F] FDG PET/CT) has become an established imaging tool in oncology and is now …

Cauda equina thickening: an approach to MRI findings

…, Y Goh, VEY Chan, C Yong, MC Lim, CK Kee, PL Kei - Clinical Radiology, 2023 - Elsevier
There are many causes of cauda equina (CE) thickening on neuroimaging of the lumbar
spine. The imaging features of CE thickening for the various conditions often overlap and are …

CT “invisible” lesion of the major salivary glands a diagnostic pitfall of contrast-enhanced CT

PL Kei, TY Tan - Clinical radiology, 2009 - clinicalradiologyonline.net
CT “invisible” lesion of the major salivary glands—a diagnostic pitfall of contrast-enhanced
CT adenocarcinoma of lungs, and teratomas. 5 7 There is also increasing evidence of over-…

MRI in spinal cord decompression sickness

…, GC Chung‐Tsing, TCC Lim, PL Kei - Journal of medical …, 2012 - Wiley Online Library
Introduction: Spinal cord decompression sickness (DCS) is a rare condition that can lead to
spinal cord infarction. Despite the low incidence of diving‐related DCS, we have managed to …

Upright stereotactic vacuum‐assisted needle biopsy of suspicious breast microcalcifications

LSJ Sim, PL Kei - Journal of medical imaging and radiation …, 2008 - Wiley Online Library
Stereotactic core needle biopsy is a useful technique for evaluation of suspicious breast
microcalcifications. The development of the 11‐G vacuum‐assisted biopsy system offers …