Difference of sex development

Last reviewed March 21, 2026

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ORPHA:90771

Who is this for?

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10Specialists 8Treatment centers

Where are you in your journey?

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UniteRare data is sourced from FDA.gov, ClinicalTrials.gov, Orphanet, OMIM, and NORD.

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Overview

Also known as:

DSD Disorder of sex development

Orphanet ↗NORD ↗

FDA & Trial Timeline

10 events

May 2026Developing an HIV Disclosure Intervention for Men in Uganda

Brigham and Women's Hospital — NA

TrialNOT YET RECRUITING

Mar 2026Piloting the Competence in Romance and Understanding Sexual Health Curriculum

Boston Children's Hospital — NA

TrialNOT YET RECRUITING

Jan 2026Lakota Family Acceptance Project

University of Michigan — NA

TrialRECRUITING

Sep 2025Community-based Study With 1st-year Secondary Students (n=1104) and Their Environment. It Evaluates a Complex Intervention (Community Actions, Classroom-based Mindfulness for Adolescents, and Online Mindfulness for Adults) to Reduce Problematic Video Game Use and Improve Well-being.

Fundacin Biomedica Galicia Sur — NA

TrialACTIVE NOT RECRUITING

Sep 2025Effect Study of SMART Treatment for Youth

Vestre Viken Hospital Trust — NA

TrialNOT YET RECRUITING

Mar 2025DNA Methylation and the Increased Risk of Cervical Cancer Development

Zhujiang Hospital

TrialNOT YET RECRUITING

Feb 2025Development of a New Family of HIV Latency Regulators (LRAs) Targeting the Tat Viral Protein

University Hospital, Montpellier

TrialRECRUITING

Jan 2025Development of a Predictive Model for Sexually Transmitted Infections in Individuals Using Pre-Exposure Prophylaxis for HIV in Spain

Hospital Universitario de Valme

TrialRECRUITING

Nov 2024Intervention to Reduce HIV Related Stigma Among Pregnant and Postpartum Women

University of California, San Francisco — NA

TrialENROLLING BY INVITATION

Sep 2024Development of a Silica Microparticle Taggant System to Measure ART Adherence

Brigham and Women's Hospital — NA

TrialNOT YET RECRUITING

Data sourced from FDA regulatory filings and ClinicalTrials.gov. Updated periodically.

Treatments

No FDA-approved treatments are currently listed for Difference of sex development.

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Clinical Trials

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No actively recruiting trials found for Difference of sex development at this time.

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Specialists

10 foundView all specialists →

PM

Pamela U. Freda, MD

NEW YORK, NY

Specialist

Pituitary adenoma Pituitary deficiency Pituitary tumor

PI on 4 active trials

Active trials Directions Travel grants

NM

Nelly Mauras, MD

JACKSONVILLE, FL

Specialist

Aromatase deficiency Genetic difference of sex development Genetic endocrine growth disease+4 more

PI on 6 active trials

Active trials Directions Travel grants

SM

Steven J Reynolds, M.D.

Specialist

Distomatosis Malaria

PI on 3 active trials

Active trials Directions Travel grants

CM

Christian Roth, MD

Specialist

PI on 1 active trial

Active trials Directions Travel grants

KM

Kathryn M Barker, PhD, MPH

Specialist

PI on 1 active trial

Active trials Directions Travel grants

KP

Kate Woodcock, PhD

ANN ARBOR, MI

Specialist

Difference of sex development-intellectual disability syndrome Genetic difference of sex development Sex chromosome difference of sex development

PI on 1 active trial

Active trials Directions Travel grants

MP

Melissa Hidrobo, PhD

Specialist

PI on 1 active trial

Active trials Directions Travel grants

SP

Shalini Roy, PhD

WINTER PARK, FL

Specialist

PI on 1 active trial

Active trials Directions Travel grants

AP

Akhter Ahmed, PhD

Specialist

PI on 1 active trial

Active trials Directions Travel grants

JD

John Hoddinott, DPhil

Specialist

PI on 1 active trial

Active trials Directions Travel grants

Treatment Centers

8 centers

Baylor College of Medicine Rare Disease Center ↗

Baylor College of Medicine

📍 Houston, TX

Stanford Medicine Rare Disease Center ↗

Stanford Medicine

📍 Stanford, CA

NIH Clinical Center Undiagnosed Diseases Program ↗

National Institutes of Health

📍 Bethesda, MD

UCLA UDN Clinical Site ↗

UCLA Health

📍 Los Angeles, CA

Baylor College of Medicine UDN Clinical Site ↗

Baylor College of Medicine

📍 Houston, TX

Harvard/MGH UDN Clinical Site ↗

Massachusetts General Hospital

📍 Boston, MA

Mayo Clinic Center for Individualized Medicine ↗

Mayo Clinic

📍 Rochester, MN

👤 Mayo Clinic Center for Individualized Medicine

UCLA Rare Disease Day Program ↗

UCLA Health

📍 Los Angeles, CA

Travel Grants

No travel grants are currently matched to Difference of sex development.

Search all travel grants →NORD Financial Assistance ↗

Community

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Latest news about Difference of sex development

Disease timeline:

New recruiting trial: Development and Validation of an Anxiety Disorder Prediction Model for Premature Ejaculation Patients

A new clinical trial is recruiting patients for Difference of sex development

New recruiting trial: Development of a New Family of HIV Latency Regulators (LRAs) Targeting the Tat Viral Protein

A new clinical trial is recruiting patients for Difference of sex development

New recruiting trial: Development of Effective, Opioid Sparing Techniques for Peri-operative Pain Management of Transgender Patients Undergoing Gender Affirming Surgeries

A new clinical trial is recruiting patients for Difference of sex development

New recruiting trial: Pocket Colposcopy Using CARE Algorithm

A new clinical trial is recruiting patients for Difference of sex development

New recruiting trial: Puberty, Testosterone, and Brain Development

A new clinical trial is recruiting patients for Difference of sex development

New recruiting trial: Lakota Family Acceptance Project

A new clinical trial is recruiting patients for Difference of sex development

New recruiting trial: Prospective Study of Sensation and Satisfaction in Cancer and Transgender Mastectomy Patients

A new clinical trial is recruiting patients for Difference of sex development

New recruiting trial: Development of a Predictive Model for Sexually Transmitted Infections in Individuals Using Pre-Exposure Prophylaxis for HIV in Spain

A new clinical trial is recruiting patients for Difference of sex development

New recruiting trial: Responsible Engaged and Loving (REAL) Fathers Intervention Evaluation

A new clinical trial is recruiting patients for Difference of sex development

Caregiver Resources

NORD Caregiver Resources

Support, advocacy, and financial assistance for caregivers of rare disease patients.

Mental Health Support

Rare disease caregiving can be isolating. Connect with counseling and peer support.

Family & Caregiver Grants

Financial assistance programs specifically for caregivers of rare disease patients.

Social Security Disability

Learn how rare disease patients may qualify for SSDI/SSI benefits.

Common questions about Difference of sex development

Which specialists treat Difference of sex development?

10 specialists and care centers treating Difference of sex development are listed on UniteRare, sourced from ClinicalTrials.gov principal investigators, published research, and the NPPES NPI registry.