Original Articles

Computed Tomography and Magnetic Resonance Imaging of Adenolymphoma (Warthin's Tumour) of the Parotid Gland

Full Article

AK Yadav, CC Xia, YF Peng, HD Shao, XZ Gang

Hong Kong J Radiol 2015;18:27-36

DOI: 10.12809/hkjr1414262

Objective: To characterise the computed tomography / magnetic resonance imaging (CT/MRI) features to diagnose adenolymphoma (Warthin’s tumour).

Prevalence of Non-calcified Coronary Plaque on 64-Slice Computed Tomography Coronary Angiography in Patients with Zero and Low Coronary Artery Calcium Scores

Full Article

CWS Wan, A Li, OC Leung, YC Wong

Hong Kong J Radiol 2015;18:22-6

DOI: 10.12809/hkjr1414271

Objective: To study the prevalence of non-calcified plaque causing significant coronary artery stenosis in patients with zero or low coronary artery calcium scores in a regional hospital in Hong Kong.

Can Intraoperative Specimen Radiograph Predict Resection Margin Status for Radioguided Occult Lesion Localisation Lumpectomy for Ductal Carcinoma In Situ Presenting with Microcalcifications?

Full Article

BST Leung, AYH Wan, AKY Au, SSW Lo, WWC Wong, JLS Khoo

Hong Kong J Radiol 2015;18:11-21

DOI: 10.12809/hkjr1414265

Objective: To determine the accuracy of specimen radiograph in predicting ductal carcinoma in situ resection margin status during radioguided occult lesion localisation.

Semi-quantification of Hepatic Steatosis in Patients with Chronic Liver Disease Using the Multiecho Two-Point Dixon Technique with Histopathology as the Reference Standard

Full Article

P Korpraphong, K Somsap, P Saiviroonporn, A Pongpaibul, P Charatcharoenwitthaya

Hong Kong J Radiol 2015;18:4-10

DOI: 10.12809/hkjr1414261

Objectives: To determine the utility of the multiecho two-point Dixon technique in the semi-quantification of hepatic fat in patients with chronic liver disease and compare these results with the histopathology outcomes.

Five-year Treatment Outcomes for Stage II to III Rectal Cancer in a Single Cancer Institution

Full Article

KC Lee, ATY Chang, ALY Law, LK Chan, HYS Cheung, WT Ng

Hong Kong J Radiol 2014;17:255-66

DOI: 10.12809/hkjr1414235

Objective: This study aimed to find out the survival and recurrence rates following curative treatments for stage II and III rectal adenocarcinoma.

Methods: Between 1 January 2002 and 31 December 2007,

Percutaneous Endovascular Intervention in Transplant Renal Artery Stenosis: Long-term Outcome in the Chinese Population

Full Article

PPY Lui, PSF Lee, HKY Tam, RKL Lee, LWY Chan, JHY Leung, CM Chu

Hong Kong J Radiol 2014;17:247-54

DOI: 10.12809/hkjr1414233

Objective: To assess the technical success and long-term outcome in Chinese patients with transplant renal artery stenosis (TRAS) after percutaneous transluminal angioplasty (PTA), with or without stenting.

Methods: A retrospective review of 44 consecutive PTA (with or without stenting) in 35 patients

How to Differentiate Inactive from Active Disease in Patients of Primary Multidrug-resistant Tuberculosis with Persistent Cavity after Anti-tuberculous Therapy

Full Article

SH Kim, JH Min, JY Lee

Hong Kong J Radiol 2014;17:240-6

DOI: 10.12809/hkjr1413228

Objective: To determine how to differentiate inactive from active disease in patients with primary multidrug-resistant tuberculosis who have a persistent cavity after completing treatment.

Methods: We evaluated computed tomography findings to determine activity of

Diagnosis of Acute Bowel Ischaemia: Which Computed Tomography Finding Should We Trust?

Full Article

VYK To, WL Poon, CY Lee, WS Wan

Hong Kong J Radiol 2014;17:234-9

DOI: 10.12809/hkjr1414240

Objective: To determine which computed tomography (CT) findings correlate most with acute bowel ischaemia.

Methods: This cross-sectional study included patients attending the Tuen Mun Hospital, Hong Kong between July 2005 and July 2011 who fulfilled one of the following criteria:

Efficacy of Acrylamido Polyvinyl Alcohol Hydrogel Microspheres for Uterine Artery Embolisation for Leiomyoma

Full Article

WM Wong, FSK Chu, WK Tso

Hong Kong J Radiol 2014;17:228-33

DOI: 10.12809/hkjr1414229

Objective: To evaluate the efficacy of acrylamido polyvinyl alcohol hydrogel microspheres (A-PVAM) for uterine artery embolisation for leiomyoma in our centre in Hong Kong.

Methods: This retrospective study

Achievable Radiation Dose Reduction with Comparable Image Quality in Chest Radiography

Full Article

AYH Wan, MH Shih, BMH Lai, CY Chu, KYK Tang, RTM Chan, JLS Khoo

Hong Kong J Radiol 2014;17:182-8

DOI: 10.12809/hkjr1413198

Objective: Chest radiography is one of the commonest radiological investigations utilised in various medical specialties. Although the radiation dose of a single chest radiography to the patient is relatively low,

Use of NP-59 (131I-iodocholesterol) Scan as a Potential Alternative to Adrenal Venous Sampling in the Investigation of Primary Aldosteronism: a 5-Year Retrospective Study

Full Article

HF Chan, LF Cheng

Hong Kong J Radiol 2014;17:176-81

DOI: 10.12809/hkjr1414230

Objectives: To evaluate the usefulness of NP-59 (131I-iodocholesterol) scan as a non-invasive alternative to adrenal venous sampling in the diagnosis of Conn’s syndrome and lateralisation of aldosterone production.

Methods: The electronic patient

Clinical Outcomes of Carotid Angioplasty and Stenting for Radiation-associated Carotid Artery Stenosis

Full Article

CK Shiu, JPK Chan, KW Shek, PH Wong, SSM Lo, WL Poon, YL Cheung

Hong Kong J Radiol 2014;17:168-75

DOI: 10.12809/hkjr1414234

Objective: To investigate the procedural complication rate, restenosis rate, and clinical outcomes after carotid angioplasty and stenting in patients with radiation-associated carotid stenosis.

Methods: All patients with a history of head

Endobronchial Ultrasound-guided Transbronchial Needle Aspiration in Anthracosis of Mediastinal Lymph Nodes: Correlation with Computed Tomography Findings

Full Article

J Kirchner, M Broll, C Murach, P Müller, N Pomjanski, S Biesterfeld, D Liermann, R Kickuth

Hong Kong J Radiol 2014;17:162-7

DOI: 10.12809/hkjr1413225

Objectives: To demonstrate the computed tomography findings of endobronchial ultrasound-guided transbronchial needle aspiration–proven hilar and mediastinal lymph node anthracosis.

Methods: We retrospectively studied the computed tomography (multislice computed tomography, 64 x 0.75 mm slice

Stereotactic-guided Biopsy of Mammographic Microcalcifications: When Shall We Use Digital Add-on Unit Instead of Prone Table Machine?

Full Article

CY Lee, WS Wan, CY Lui

Hong Kong J Radiol 2014;17:152-61

DOI: 10.12809/hkjr1413224

Objective: To identify mammographic features for cases in which stereotactic-guided biopsy for breast microcalcifications failed on a prone table machine but were successful with a digital add-on unit.

Methods: Stereotactic-guided biopsies