Vol. 15 No. 2, 2012

Table of Contents


“Probably Benign” Grading in Screening Mammograms: Review of Outcomes in a Five-year Study

Full Article

PY Fung, CY Lui, YC Chu, CW Wong, HS Lam

Hong Kong J Radiol 2012;15:64-70

Objective: To evaluate patient outcomes after screening mammograms graded as “probably benign”, and specifically to determine the corresponding frequency of false-negative diagnoses.

Doctors’ Knowledge Regarding Radiation Dose and Its Associated Risks: Cross-sectional Study in a Tertiary Hospital in Malaysia

Full Article

TY Kew, M Zahiah, SZ Syed Zulkifli, A Noraidatulakma, S Hatta

Hong Kong J Radiol 2012;15:71-9

Objective: Radiological investigations that use ionising radiation pose well-established risks to patients. Doses per patient from computed tomographic examinations constitute large radiation burdens, particularly with recurrent imaging and multidetector machines.

Whole-body Fluorodeoxyglucose Positron Emission Tomography–Computed Tomography for Suspected or Confirmed Brain Metastasis

Full Article

RKL Lee, K Wang, AWH Ng, CB Ip, JSY Lam, EHY Yuen, TCY Cheung, YYP Lee, TM Chan

Hong Kong J Radiol 2012;15:80-7

Objective: To determine the role of whole-body fluorodeoxyglucose positron emission tomography–computed tomography (FDG PET-CT) in the diagnosis and work-up of suspected or confirmed brain metastasis and to assess its impact on clinical management and outcomes.

Iron Chelation Effects of Different Treatment Protocols in Thalassaemia Major: Comparison by Magnetic Resonance T2* over Two Years

Full Article

DD Rasalkar, RKL Lee, V Lee, A Leung, FWT Cheng, WWM Lam, CK Li, WCW Chu

Hong Kong J Radiol 2012;15:88-95

Objective: Myocardial haemosiderosis leading to cardiac dysfunction is a major complication in transfusiondependent thalassaemia.

Complication Rates after Radiological Versus Surgical Placement of Central Venous Catheters

Full Article

KL Siu, FNY Sin, WP Chu, AXN Lo, KFJ Ma

Hong Kong J Radiol 2012;15:96-100

Objective: To retrospectively compare the complication rates of radiologically and surgically placed central venous catheters in a single tertiary centre over a four-year period.


Endovascular Thrombectomy and Thrombolysis for Cerebral Venous Sinus Thrombosis Unresponsive to Heparin

Full Article

V Lau, R Lee, WK Tso, WM Lui, S Lee

Hong Kong J Radiol 2012;15:101-4

Cerebral venous sinus thrombosis is a rare, but potentially life-threatening, disease accounting for less than 1% of stroke.

Primary Carcinoid Tumour of the Pancreas with Atypical Presentation

Full Article

SNA Rashid, SA Hamid, SM Saini, GC Gan

Hong Kong J Radiol 2012;15:105-9

Carcinoid tumours of the pancreas are extremely rare. We report a very unusual case of carcinoid tumour of the pancreas with extensive regional lymph node involvement and no liver metastasis in a patient with worsening jaundice;

Magnetic Resonance Imaging Findings of Hirayama’s Disease

Full Article

KYK Tang, CY Chu, KW Leung, JSF Shum, SSW Lo, CS Cheng, JLS Khoo

Hong Kong J Radiol 2012;15:110-2

Hirayama’s disease is a rare form of cervical myelopathy resulting in juvenile muscular atrophy of the upper limb.

Primary Omental Leiomyosarcoma: Unusual Manifestation of a Rare Entity

Full Article

CY Chu, MF Wong, KC Leung, P Tsui, WK Chau

Hong Kong J Radiol 2012;15:113-8

Although metastatic tumours in the greater omentum are common, primary omental neoplasms are rare. Primary omental leiomyosarcoma is a rare disease with only a limited number of reports in the literature.

Hypertrophic Pachymeningitis as the First Manifestation of Systemic Lupus Erythematosus

Full Article

WL Yu, KSS Bhatia, K Wang

Hong Kong J Radiol 2012;15:119-24

Hypertrophic pachymeningitis, characterised by focal or diffuse thickening of the dura mater, is an uncommon condition. An increasing number of cases have been reported for its association with underlying autoimmune and connective tissue diseases.


Computed Tomographic Angiography Findings in Spontaneous Intracranial Haemorrhage: Correlation with Digital Subtraction Angiography

Full Article

KW Leung, KH Fung

Hong Kong J Radiol 2012;15:125-30

In this pictorial essay, computed tomographic angiography findings in various cerebrovascular diseases that lead to spontaneous intracranial haemorrhage are illustrated.