Henry Yao

Henry Yao
Western Health | WH · Department of Urology

MBBS, BMedSc, PGDipSurgAnat, FRACS(Urol)

About

67
Publications
3,426
Reads
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217
Citations
Citations since 2016
52 Research Items
186 Citations
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2016201720182019202020212022010203040

Publications

Publications (67)
Article
Objective: To describe the etiology and presenting symptoms of periurethral and anterior vaginal wall masses in a large series of patients in an academic institution. Methods: A retrospective chart review of 126 patients presenting and undergoing treatment for periurethral and anterior vaginal wall masses between November 2001 and July 2021 was...
Article
Objective: To conduct a systematic review of the literature to assess the diagnostic ability, complication rate, patient tolerability, and cost of local anaesthetic (LA) transperineal prostate biopsy. Methods: Two reviewers searched Medline, the Cochrane Library, and Embase for publications on LA transperineal prostate biopsy up to March 2021. O...
Article
Objective To review the contemporary bladder trauma epidemiology, diagnosis and management over a 12-year period at a level 1 trauma centre in Australia. Patients and Methods From July 2001 through June 2013, 97 multi-trauma patients at a level 1 trauma centre in Australia were identified to have sustained bladder rupture. Data on demographics, cl...
Article
Objective This study examines the diagnostic accuracy of multi-parametric magnetic resonance imaging (mpMRI) in a high-volume centre to potentially stratify patients prior to prostate biopsy. Methods All biopsy naïve patients who had mpMRI prostate and transperineal biopsy of prostate (TPBx) in 2017 and 2018 were included. There were no exclusion...
Article
Purpose: Refractory bladder neck contracture (BNC) following transurethral prostatectomy is rare and difficult to manage. Success rate of endoscopic treatment decline considerably after repeated treatments. Bladder neck reconstruction are often the last resort to treat refractory BNC failing endoscopic treatments. In general, experience is limited...
Article
Objective To determine if a precise 5-point nerve-spare (NS) scoring system at the time of robot-assisted radical prostatectomy (RARP) correlates with post-operative erectile function recovery (EFR). Patients and methods From 2014 to 2018, 277 patients underwent RARP by a single surgeon. NS quality was recorded as: grade 1, non-NS; grade 2, <50%;...
Article
Objective To determine the long-term outcomes of anterior colporrhaphy with pubovaginal sling reinforcement in the management of high-grade cystocoele and significant urethral dysfunction. Materials and Methods This is a retrospective case series. From May 2008 to October 2017, all patients who underwent concurrent anterior colporrhaphy and pubova...
Article
Background Mesh removal following transvaginal mesh placement has typically involved transvaginal, open pelvic, laparoscopic or a combination of approaches. Robotic pelvic mesh removal has been described in a small number of cases only. This study aims to determine the feasibility and safety of using robot-assisted laparoscopic surgery in removal o...
Article
Full-text available
Objectives: To compare data on transperineal template biopsy (TPTB) under general anesthesia (GA) compared with local anesthesia (LA) procedures using the PrecisionPoint™ Transperineal Access System (PPTAS) in relation to tolerability, cancer detection rate, complications, and cost. Methods: A prospective pilot cohort study of patients undergoin...
Article
Introduction: This study aimed to describe the effects of bladder function following radiotherapy for localized prostate cancer by performing a systematic review on studies reporting on urodynamic findings after radiotherapy. Methods: This systematic review was conducted in accordance with PRISMA guidelines. The review protocol was registered at...
Article
Aims To perform a systematic review to assess and compare the efficacy and safety of all urethral bulking agents (UBAs) available for the treatment of stress urinary incontinence (SUI) in women. Methods This systematic review was conducted in accordance with the PRISMA guideline. A systematic search was conducted using the Ovid Medline, Embase a...
Article
Full-text available
Aim The aim of this systematic review is to provide an updated report on the efficacy and complications of sacral neuromodulation (SNM) and percutaneous tibial nerve stimulation (PTNS) in the treatment of chronic nonobstructive urinary retention (CNOUR), with a focus on the contemporary technique of SNM utilizing the percutaneous placement of tined...
Article
Objective This study aimed to determine the effect of template transperineal (TTP) compared to transrectal (TR) biopsy on surgical and functional outcomes after robotic-assisted radical prostatectomy (RARP). Methods From 2014 to 2018, 280 patients underwent RARP by a single surgeon. Of these, 184 had TR, and 96 had TTP biopsy. Primary outcomes wer...
Article
Full-text available
Subpubic cartilaginous cyst is a rare form of ganglion cyst that arises on the inferior surface of the pubis symphysis. The pathophysiology is poorly understood but has been hypothesised to be secondary to mucinous degeneration of the pubic supporting ligaments with cartilaginous metaplasia. We report a case of subpubic cartilaginous cyst in a 58-y...
Article
Full-text available
Introduction: Classical teaching of a 2 cm macroscopic surgical margin for surgical treatment of primary penile cancer is overly aggressive. Contemporary evidence suggests narrow but clear margins have similar survival outcomes for localized disease. This study aims to determine the oncological outcome of using a risk-adapted algorithm to selectio...
Article
Aims This study aims to describe the effects of radical prostatectomy (RP) on bladder function by performing a systematic review of urodynamics study findings before and after RP. Methods This systematic review was conducted in accordance with the PRISMA guideline and registered on PROSPERO (CRD42020206844). A systematic search was conducted using...
Article
Introduction Many patients with non-muscle invasive bladder cancer (NMIBC) will develop recurrences of their tumour after their first resection. Flexible cystoscopy under local anaesthesia with Holmium-YAG laser ablation of tumour (FHoLAT) is safe, well tolerated procedure with significant cost savings when compared to cystoscopy under general or r...
Article
Objectives: To describe the Agarwal loop ligation technique for management of the distal ureter in laparoscopic radical nephroureterectomy (LNRU) for upper tract urothelial carcinoma (UTUC) and report on long-term oncological outcomes. Materials and methods: In the Agarwal loop ligation technique, the distal ureteric stump is controlled using en...
Article
Objective This study aims to describe the experience of a single-surgeon series with the use of intra-lesional mitomycin C (MMC) in the treatment of bladder neck contracture (BNC) and vesicourethral anastomotic stenosis (VUAS). Patients and methods From July 2014 to January 2019, patients who underwent bladder neck incision (BNI) and intra-lesiona...
Article
Background: Research on prostate cancer survivorship patients has largely been on oncological outcome, incontinence and erectile dysfunction, with less data on the relationship between prostate cancer, bladder function and mental health. This study aims to elucidate the prevalence of lower urinary tract symptoms (LUTS), overactive bladder (OAB), s...
Article
Objective: To investigate the clinical and pathological features of paratesticular fibromatosis and review the current literature. Methods: A single case of paratesticular fibromatosis was reviewed retrospectively from electronic chart data. A review of the literature related to paratesticular fibromatosis was performed using PubMed which revealed...
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Boerhaave syndrome is the spontaneous rupture of the oesophagus, usually due to vomiting. The condition is rare but can be fatal. A 30-year-old male presented with vomiting and pain in his left flank and chest. Computed tomography scanning of the chest, abdomen and pelvic revealed a 4 mm left proximal ureteric stone and pneumo-mediastinum due to oe...
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Full-text available
Background To evaluate the survival and quality of life (QoL) outcomes of high intensity focused ultrasound (HIFU) whole-gland ablation for localised prostate cancer. Methods Over 8 years, men with localised prostate cancer treated with whole-gland HIFU were prospectively followed. Transrectal prostate ablation was performed under general anaesthe...
Chapter
Perineal urethrostomy has been considered a last resort operation when other means of urethral reconstruction have failed. Often, these reconstructive means were indeed exhausted before moving to a perineal urethrostomy. As the field of reconstructive urologic surgery continues to develop and with it the understanding of urethral healing and what w...
Article
Periprostatic abscess is a rare complication of hydrogel spacers in radiotherapy for prostate cancer. We present the case of a 61-year-old man who developed this condition. Abdominopelvis CT scan revealed a 54×35×75 mm collection in the location of the SpaceOAR, for which ultrasound-guided transperineal percutaneous drainage of the periprostatic ab...
Article
Penile cancer is a rare malignancy with a reported incidence of 0.66-1.44 per 100,000 men, and a reported mortality of 0.15-0.37 per 10,000 men. Expert clinical examination and histological diagnosis from biopsy is required to determine the extent and invasion of disease, which is paramount in planning of appropriate treatment. Management of loco-r...
Article
We present the case of a 70-year-old female who was incidentally found to have a right angiomyolipoma extending into the renal vein, terminating 1 cm from the inferior vena cava. Due to the invasive nature of the angiomyolipoma in this case, surgical removal via a right laparoscopic nephrectomy was performed. This revealed an un-encapsulated but we...
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Full-text available
While ureteric orifice obstruction by bladder tumour is common, an inguinal hernia containing ureter is rare. The simultaneous occurrence of both has not previously been reported and made management both challenging and unique. We present the case of a 75-year-old man who presented with a symptomatic right inguinal hernia, which was found on imagin...
Article
Background: Patients with traumatic bladder rupture frequently have associated pelvic fracture. With increasing numbers of pelvic fractures fixed internally, there are concerns that conservative management of bladder rupture may increase the risk of pelvic metalware infection. This study aims to determine if operative repair of bladder rupture in...
Article
Background: Normal C-reactive protein (CRP) and white cell count (WCC) are often used to exclude a diagnosis of acute appendicitis in the Emergency Department (ED). Retrospective review of 281 adult patients with acute appendicitis was performed to study the incidence of normal CRP and WCC on admission and examine any possible predisposing factors...
Article
Aims The aim of this article is to compare the effectiveness of PSADT and tPSA as predictors of bony metastases in patients’ with prostate cancer pre-definitive treatment, and help guide clinicians with the selective ordering of bone scans (BS). Materials and methods PSA measurements were retrospectively analysed for 330 men with prostate cancer,...
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Full-text available
Iatrogenic gastric distension and subsequent rupture following nasal or nasopharyngeal catheter oxygen delivery is a rare but life-threatening condition that requires urgent laparotomy. We report two cases recently encountered at our institution. Both patients exhibited symptoms of abdominal pain and distension following oxygen delivery involving a...
Article
Oligometastasis is a state of limited metastatic disease that may be amenable to aggressive local therapy to achieve long-term survival. This review aims to explore the role of ablative radiotherapy and surgical management of prostate cancer (CaP) patients with oligometastasis. We performed a systematic review of the literature from November 2003 t...
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Full-text available
Data errors are a well-documented part of clinical datasets as is their potential to confound downstream analysis. In this study, we explore the reliability of manually transcribed data across different pathology fields in a prostate cancer database and also measure error rates attributable to the source data. Descriptive study. Specialist urology...
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Full-text available
The survival outcomes of Asian men with elevated prostate-specific antigen (PSA) levels at screening are largely unknown. We present the clinical outcomes of Taiwanese men based on their screening PSA levels. Between 1994 and 2006, 27,761 men aged over 40 years underwent PSA screening in a self-funded health examination. The clinical database was l...
Article
Strict intra-operative haemostasis is essential in the practice of neurosurgery. Over the last century, haemostatic methods have advanced significantly and the modern surgeon is now faced with an array of haemostatic agents, each with subtly different qualities and proven in different contexts with various levels of evidence. The popularity of endo...
Article
To evaluate the accuracy of calculated prostate volume variables in a radical prostatectomy (RP) cohort, as many recent studies use these measures of prostate size instead of prostate weight. To determine whether this accuracy could be improved by modifying the mathematical model used in the volume estimation. Patients who underwent RP for prostate...

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