Johnathan Doolittle

ORCID: 0000-0002-0141-1819
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About
Contact & Profiles
Research Areas
  • Reproductive Health and Technologies
  • Male Reproductive Health Studies
  • Sexual function and dysfunction studies
  • Reproductive Biology and Fertility
  • Sperm and Testicular Function
  • Reproductive Health and Contraception
  • Urinary Bladder and Prostate Research
  • Hormonal and reproductive studies
  • Testicular diseases and treatments
  • Ovarian function and disorders
  • Pelvic floor disorders treatments
  • Bladder and Urothelial Cancer Treatments
  • Cardiovascular Disease and Adiposity
  • Urological Disorders and Treatments
  • Cardiovascular Health and Risk Factors
  • LGBTQ Health, Identity, and Policy
  • Patient Satisfaction in Healthcare
  • Anorectal Disease Treatments and Outcomes
  • Telemedicine and Telehealth Implementation
  • Pharmaceutical industry and healthcare
  • Reconstructive Surgery and Microvascular Techniques
  • Opioid Use Disorder Treatment
  • Colorectal Cancer Surgical Treatments
  • Anesthesia and Pain Management
  • Ion Channels and Receptors

University of Oklahoma Health Sciences Center
2024

Health Center
2024

University of Oklahoma
2022-2024

Oklahoma City University
2023

Cleveland Clinic
2020-2022

Regional Urology
2022

Medical College of Wisconsin
2017-2021

Kidney Centre
2021

Children's Hospital of Wisconsin
2019

Northwestern University
2016

Clomiphene citrate is a commonly prescribed empiric medical therapy for male infertility, but outcomes data and response rates remain incompletely understood. We retrospectively reviewed our single-institutional experience of infertile men clomiphene. treatment in the final cohort 140 was associated with modest increase median sperm concentration from 2.2 to 2.5 million/ml (p < 0.001). A total 46/140 (33%) upgraded according World Health Organization categories. 26/113 (23%) previously...

10.1111/and.14399 article EN Andrologia 2022-02-20

We sought to study differential neuroinflammatory gene expression in men with interstitial cystitis (IC) Hunner lesions compared asymptomatic controls using NanoString, which uses barcoded probes measure hundreds of genes. IC is a heterogenous condition lacking reliable biomarkers, and subset patients exhibits lesions, implicating the bladder as an inflammatory pain generator.Blood, urine, biopsies were collected from 6 lesions. 7 had blood urine 2 benign obtained our tissue bank. RNA was...

10.21037/tau-21-657 article EN Translational Andrology and Urology 2021-10-03

Although the lack of information on costs and pricing healthcare services prevails throughout medical industry, empiric observations have demonstrated that is even more obscured in sperm cryopreservation market. Thus, objectives our study are to assess compare online price transparency across various settings United States. This examined published by facilities an active registration store spermatozoa with Food Drug Administration. Less than one-fifth registered display any online. Price...

10.1111/and.13957 article EN Andrologia 2021-01-04

Accurate staging at the time of prostate cancer diagnosis is fundamental to risk stratification and management counseling. Digital rectal exam (DRE) foundational in clinical cancer, even with a known limited interexaminer agreement poor sensitivity for detecting extraprostatic disease. We sought evaluate prognostic value DRE presence advanced pathologic features (APFs) following radical prostatectomy (RP).All patients undergoing RP as primary treatment clinically localized National Cancer...

10.1002/pros.24203 article EN The Prostate 2021-07-23

Introduction: Energy drinks are being consumed more and worldwide, have been associated with some deaths in adolescents young adults, especially when while exercising. The consumption of energy before or during exercise might be linked to an increased risk for myocardial ischemia as a symptom endothelial dysfunction. beverage its acute effect on function is not well-studied. HYPOTHESIS Consumption drink will acutely impair healthy adult. Methods: After fasting from caffeine at least 24 h...

10.1161/atvb.34.suppl_1.519 article EN Arteriosclerosis Thrombosis and Vascular Biology 2014-05-01

Introduction Microsurgical testicular sperm extraction (microTESE) is crucial for treating non‐obstructive azoospermia (NOA), offering both ‘fresh’ and ‘frozen’ options. This study evaluates the impact of fresh versus frozen microTESE on progression to intra‐cytoplasmic injection (ICSI) cycles, focusing motility. Materials Methods We conducted a retrospective analysis procedures at major medical centre from 2007 2021, excluding cases obstructive cryptozoospermia. Patients were divided into...

10.1111/ajo.13880 article EN Australian and New Zealand Journal of Obstetrics and Gynaecology 2024-09-17

Background: Chronic pain in the region of varicocele embolization is not well described and can be a challenging symptom to manage, with limited options for treatment after failing conservative measures. It important counsel patients this potential complication when determining best option repair. To our knowledge, there are no reported cases gonadal vein excision chronic abdominal coil embolization. Case Presentation: A 63-year-old Caucasian male presented urology clinic His testicular...

10.1089/cren.2020.0171 article EN Journal of Endourology Case Reports 2020-12-01

You have accessJournal of UrologyHealth Services Research: Value Care: Cost and Outcomes Measures II (PD25)1 Sep 2021PD25-12 ONLINE VASECTOMY CONSULTS: IS A PRE-VASECTOMY PHYSICAL EXAM REALLY NECESSARY? CASE-CONTROL STUDY Johnathan Doolittle, Bradley Gill, Sarah Vij DoolittleJohnathan Doolittle , GillBradley Gill VijSarah View All Author Informationhttps://doi.org/10.1097/JU.0000000000002018.12AboutPDF ToolsAdd to favoritesDownload CitationsTrack CitationsPermissionsReprints...

10.1097/ju.0000000000002018.12 article EN The Journal of Urology 2021-08-04

Introduction.Oncofertility is often omitted in pretreatment discussion and planning.This study seeks to evaluate the prevalence influencing factors of cryopreservation discussions.Methods.A retrospective review was performed on 3,133 male patients aged 18-60 years with a cancer diagnosis at single institution.Data collected for if sperm performed.Age, race, location, primary treatment, chemotherapy status were also recorded.Results.A total 2,504 included analysis.There documentation...

10.32371/jfp/246099 article EN Journal of Fertility Preservation 2020-01-01
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