Vol. 16 No. 3, 2013

Table of Contents


Accuracy of Clinicians’ Prediction of Survival and Prognostic Factors Indicative of Survival: a Systematic Review

Full Article

M Zhou, L Holden, N Lao, H Lam, L Zeng, E Chow

Hong Kong J Radiol 2013;16:168-82

DOI: 10.12809/hkjr1313179

Objectives: To review the literature and examine the accuracy of clinicians’ prediction of survival as well as prognostic factors determined to be predictive of shorter survival in terminal cancer patients.


Prevalence and Factors Associated with Brown Adipose Tissue Detected by 18F-fluorodeoxyglucose Positron Emission Tomography/Computed Tomography in Southern Chinese

Full Article

TM Leung, KSL Lam, CY Wong, PL Khong

Hong Kong J Radiol 2013;16:183-90

DOI: 10.12809/hkjr1313182

Objectives: This study aimed to evaluate the prevalence of brown adipose tissue, as detected by fluorine 18-fluorodeoxyglucose positron emission tomography combined with computed tomography (18F-FDG PETCT), in a Southern Chinese population. It also set out to determine associated factors with brown adipose tissue,

Salvage Radiotherapy to the Prostatic Fossa Using Volumetric-modulated Arc Therapy: Early Results

Full Article

EKC Lee, KK Yuen, WH Mui, GML Law, CMM Lui, MKH Chan, FCS Wong, SY Tung

Hong Kong J Radiol 2013;16:191-7

DOI: 10.12809/hkjr1313173

Objectives: Volumetric-modulated arc therapy (VMAT) is better than intensity-modulated radiotherapy (IMRT) in terms of its plan qualities and efficiency for the treatment of prostate cancer. It remains unclear whether its use in

Tumour Volume as a Predictor of Treatment Success in Patients with Laryngeal Cancer Treated with Primary Chemoradiotherapy

Full Article

C Bryant, RJ Amdur, WM Mendenhall, CG Morris, A Mancuso, A Yeung

Hong Kong J Radiol 2013;16:198-202

DOI: 10.12809/hkjr1313159

Objectives: To evaluate the prognostic significance of pretreatment tumour volume in predicting local control, with a functioning larynx, in patients with laryngeal cancer treated with primary chemoradiation.

Cerebral Perfusion Computed Tomography with a New Scanning Protocol and Reduced Scanning Time: Retrospective Review

Full Article

KC Chan, JM Abrigo, TCY Cheung, SW Cheung, DYW Siu

Hong Kong J Radiol 2013;16:203-8

DOI: 10.12809/hkjr1312154

Objective: To retrospectively analyse the quantitative change in cerebral blood flow, cerebral blood volume, and mean transit time after adopting a new protocol for perfusion computed tomography (PCT) where the delay time


Managing the Elderly Person with Cancer: a Geriatrician’s Perspective

Full Article

TK Kong

Hong Kong J Radiol 2013;16:209-18

DOI: 10.12809/hkjr1312152

In Hong Kong, 53% of new patients with cancer were aged over 65 years, the incidence of cancer being 8-fold higher than that in younger subjects, and 75% of cancer deaths occur in people aged over 60 years. When cancer is suspected or diagnosed in an elderly person, the doctor faces multiple challenges: diagnostic uncertainty because of multiple pathologies,


Radiological Zebra Lines Correspond to Bisphosphonate Administration in Children with Osteogenesis Imperfecta

Full Article

HN Wong, T Nozaki, M Matsusako, I Kusakawa

Hong Kong J Radiol 2013;16:219-23

DOI: 10.12809/hkjr1312135

Bisphosphonates are widely used in the treatment of osteogenesis imperfecta due to their action of limiting bone resorption by inhibiting osteoclast activity. Sclerotic bands, which are known as metaphyseal lines,

Atypical Presentation of Gardner’s Syndrome

Full Article

CH Lam, TH Yeung, WC Fan, KF Ma

Hong Kong J Radiol 2013;16:224-6

DOI: 10.12809/hkjr1312120

Gardner’s syndrome is a subtype of familial adenomatous polyposis. Gardner’s syndrome is a rare disorder involving polyps in the colon and tumours in other parts of the body. We report on a 38-year-old woman

A Rare Case of Anterior Transdural Thoracic Spinal Cord Herniation: Magnetic Resonance Imaging Features

Full Article

RKL Lee, JHY Leung, KWK Tsang, CSL Tong, AWH Ng, AT Ahuja

Hong Kong J Radiol 2013;16:227-9

DOI: 10.12809/hkjr1312107

Idiopathic transdural thoracic spinal cord herniation is a rare cause of thoracic myelopathy. The cord herniates or prolapses through an anterior or anterolateral defect of the dura mater. Magnetic resonance

Potential Role of Fluorodeoxyglucose Positron Emission Tomography–Computed Tomography in Immunoglobulin G4-related Systemic Disease

Full Article

BT Kung, CP Wong, TK Au-yong, CM Tong

Hong Kong J Radiol 2013;16:230-4

DOI: 10.12809/hkjr1312138

We report on a 60-year-old man who presented with painless obstructive jaundice, suspicious of hilar cholangiocarcinoma. Positron emission tomography–computed tomography (PET-CT)

Congenital Fibrosis of the Extraocular Muscles: a Rare Entity

Full Article

JJK Ip, MM Marcet, KW Yan, WWM Lam, MT Chau

Hong Kong J Radiol 2013;16:236-40

DOI: 10.12809/hkjr1311071

Congenital restriction of ocular movements could be due to various abnormalities. One of the rarest causes is fibrosis of the extraocular muscles. Congenital fibrosis of the extraocular muscles is a congenital non-progressive

Follicular Dendritic Cell Sarcoma of the Liver

Full Article

KCH Lau, LMF Tee, AYH Tsang, AXN Lo, TKL Loke

Hong Kong J Radiol 2013;16:242-5

DOI: 10.12809/hkjr1312083

Follicular dendritic cell sarcomas are a rare form of malignancy of the follicular dendritic cells. More than half of follicular dendritic cell sarcomas are of nodal origin, while the rest can involve the tonsils, nasopharynx,


Intralabyrinthine Schwannoma: an Uncommon but Underdiagnosed Entity

Full Article

YH Woo, SS Lo

Hong Kong J Radiol 2013;16:e17-20

DOI: 10.12809/hkjr1312124

Intralabyrinthine schwannoma is an uncommon tumour arising from the vestibulocochlear nerve within the cochlear, vestibule, or semicircular canals. Intralabyrinthine schwannomas are classified according to the

Infantile Intravesical Malignant Rhabdoid Tumour

Full Article

HKY Tam, A Li, PSF Lee, VPW Tse, KKY Pang

Hong Kong J Radiol 2013;16:e21-5

DOI: 10.12809/hkjr1312130

Malignant rhabdoid tumour is a rare, but highly aggressive, malignancy of early childhood. Malignant rhabdoid tumour can be classified according to renal and extrarenal locations. For extrarenal lesions, the spinal cord and central nervous system are most commonly involved, although such tumours may arise in