H. Henry Lai

No ORCID on file · 26 papers in corpus · active 2013-2026

Study types

  • article 17
  • letter 1
  • other 1
  • paratext 1

Condition tags

  • chronic_pelvic_pain 22
  • interstitial_cystitis 5
  • dysmenorrhea 1
  • irritable_bowel_syndrome 1
2026
European urology open science ·doi:10.1016/j.euros.2026.04.007

Background and objectiveInterstitial cystitis/bladder pain syndrome (IC/BPS) is a heterogenous symptom syndrome. Patients are often misdiagnosed, and current treatment algorithms do not promote an individualized approach to care. This lates…

article 2026
·doi:10.1097/ju.0000000000004943

PURPOSE: We used prospective data from a well-characterized urologic chronic pelvic pain syndrome (UCPPS) cohort (including interstitial cystitis/bladder pain syndrome and chronic prostatitis/chronic pelvic pain syndrome) to identify transi…

article 2025
·doi:10.1097/ajp.0000000000001275

OBJECTIVES: An emerging concept in the chronic pain literature, high-impact chronic pain (HICP), refers to pain that occurs very frequently and results in major disruption of daily life. Previous epidemiologic investigations have noted that…

article 2025
·doi:10.1111/bju.70087

OBJECTIVES: To characterise 3-year pelvic pain and urinary symptom trajectories and to identify baseline factors associated with urologic chronic pelvic pain syndrome (UCPPS) improvement. PATIENTS AND METHODS: The Trans-Multidisciplinary Ap…

other 2024
Obstetrics and gynecology ·doi:10.1097/AOG.0000000000005536

OBJECTIVE: To develop evidence- and consensus-based clinical practice guidelines for management of high-tone pelvic floor dysfunction (HTPFD). High-tone pelvic floor dysfunction is a neuromuscular disorder of the pelvic floor characterized …

2024
International urogynecology journal ·doi:10.1007/s00192-023-05677-0

Introduction and hypothesisAlthough allusions to the importance of a good physician-patient relationship are present throughout the interstitial cystitis/bladder pain syndrome (IC/BPS) literature, qualitative analysis of patients' perspecti…

paratext 2024
·doi:10.1002/nau.25459

Cover: The cover image is from the Clinical Article Validation of a simple body map to measure widespread pain in urologic chronic pelvic pain syndrome: A MAPP Research Network study by Clemens JQ, Locke K, Landis JR, et al. Neurourol Urody…

2024
Sensors (Basel, Switzerland) ·doi:10.3390/s24237417

Several studies have shown interstitial cystitis/bladder pain syndrome (IC/BPS), a chronic condition that poses challenges in both diagnosis and treatment, is associated with painful pelvic floor muscles (PFM) and altered neural drive to th…

2024
The Journal of urology ·doi:10.1097/ju.0000000000003820

PurposeWe sought to systematically review and summarize the peer-reviewed literature on urologic chronic pelvic pain syndrome flares, including their terminology, manifestation, perceived triggers, management and prevention strategies, impa…

article 2024
·doi:10.1002/nau.25400

PURPOSE: In patients with urologic chronic pelvic pain syndrome (UCPPS), the presence of widespread pain appears to identify a distinct phenotype, with a different symptom trajectory and potentially different response to treatment than pati…

letter 2023
·doi:10.1097/ju.0000000000003699.02

You have accessJournal of UrologyOriginal Research Articles1 Jan 2024Reply By Authorsis a reply to letterEditorial Comment Ishtiaq Mawla, Andrew Schrepf, Jason J. Kutch, Margaret E. Helmuth, Abigail R. Smith, Eric Ichesco, Claire C. Yang, V…

article 2022
Neurourology and urodynamics ·doi:10.1002/nau.24983

INTRODUCTION: There has been a sparse exploration of the lived experience of men with urologic chronic pelvic pain syndrome (UCPPS), and none with the goal of Investigating the experience of "flares" as part of this chronic pain syndrome in…

2022
The Journal of urology ·doi:10.1097/ju.0000000000002679

PurposeOf women with interstitial cystitis/bladder pain syndrome and men with chronic prostatitis/chronic pelvic pain syndrome 85% have concomitant pelvic floor muscle tenderness (PFT). The significance of this finding is incompletely under…

article 2022
·doi:10.1016/j.urology.2021.12.016

ObjectiveTo examine how often urologic chronic pelvic pain syndrome (UCPPS) patients progressed from Pelvic Pain Only at baseline to Widespread Pain, or vice versa, during 1-year longitudinal follow-up.MethodsMen and women with UCPPS enroll…

article 2022
·doi:10.1097/ju.0000000000002438

PURPOSE: We assessed the reliability and validity of an efficient severity assessment for pelvic pain and urinary symptoms in urological chronic pelvic pain syndrome, which consists of interstitial cystitis/bladder pain syndrome and chronic…

article 2020
·doi:10.1097/ju.0000000000001482

PURPOSE: We sought to determine whether pollen triggers urological chronic pelvic pain syndrome flares. MATERIALS AND METHODS: We assessed flare status every 2 weeks for 1 year as part of the Multidisciplinary Approach to the Study of Chron…

article 2020
·doi:10.1002/nau.24381

BACKGROUND: To investigate whether meteorological factors (temperature, barometric pressure, relative humidity, ultraviolet index [UVI], and seasons) trigger flares in male and female urologic chronic pelvic pain patients. METHODS: We asses…

article 2019
article 2019
·doi:10.1002/nau.24150

OBJECTIVE: To investigate changes in whole body pain during urologic chronic pelvic pain syndrome (UCPPS) flares. MATERIALS AND METHODS: UCPPS participants at one site of the multidisciplinary approach to the study of chronic pelvic pain re…

article 2018
·doi:10.1016/j.juro.2017.12.055

PURPOSE: We examined health care seeking activities during a 12-month period in a cohort of men and women with urological chronic pelvic pain syndromes. MATERIALS AND METHODS: A total of 191 men and 233 women with urological chronic pelvic …

article 2018
·doi:10.1016/j.juro.2018.02.1259

shift artifacts in the measurements of bladder wall thickness (BWT), CNR and T1 from 20 pixels. RESULTS: Subjects did not complain of any pain or discomfort from 50mL NCM instillation, beyond that caused by the catheterization process. Four…

2018
The journal of pain ·doi:10.1016/j.jpain.2018.01.007

Chronic pain conditions occurring in the lower abdomen and pelvis are common, often challenging to manage, and can negatively affect health-related quality of life. Methodological challenges in designing randomized clinical trials (RCTs) fo…

article 2018
·doi:10.1016/j.urology.2018.11.015

ObjectiveTo evaluate if patients with urologic chronic pelvic pain syndromes (UCPPS) with longer duration of symptoms experience more severe pain and urologic symptoms, higher rates of chronic overlapping pain conditions (COPC) and psychoso…

article 2017
·doi:10.1016/j.juro.2017.03.132

PURPOSE: We characterized the location and spatial distribution of whole body pain in patients with urological chronic pelvic pain syndrome using a body map. We also compared the severity of urinary symptoms, pelvic pain, nonpelvic pain and…

article 2017
·doi:10.1016/j.juro.2017.05.065

PURPOSE: We examined baseline clinical and psychosocial characteristics that predict 12-month symptom change in men and women with urological chronic pelvic pain syndromes. MATERIALS AND METHODS: A total of 221 female and 176 male patients …