Clinical trials
Diagnosis clinical trials
Below are recruiting diagnosis clinical trials, each written for real people, not researchers. We’re tracking 928 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT05573633Recruiting
Smartwatch test to detect irregular heartbeats after heart surgery
This study checks whether a smartwatch can spot an irregular heartbeat called atrial fibrillation soon after on-pump heart surgery. If the smartwatch works well, it could help clinicians find the problem earlier after surgery.
AmiensAges 18 years+ - NCT05588115Recruiting
Test blood biomarkers to help diagnose concussion
This study checks whether a blood test can accurately and quickly identify an uncomplicated concussion. It may help doctors confirm concussion sooner and more reliably, and potentially reduce time and cost of diagnosis.
Calgary, AlbertaAges 18–65 - NCT05523284Enrolling by invitation
Ultrasound and blood tests to diagnose superficial endometriosis
This study tests whether a combination of ultrasound and blood samples (biomarkers) can help diagnose superficial endometriosis. It may help people who have symptoms but aren’t sure what’s causing them get clearer results.
Hamilton, OntarioAges 18 years+ - NCT05540561Recruiting
Testing and monitoring for nitrous oxide use
This study looks at how nitrous oxide (also called laughing gas) is detected and how health effects may show up over time. It may help doctors better diagnose problems early and track changes after use.
BéthuneAges 14–65 - NCT05542407RecruitingPhase 1
ONC201 plus atezolizumab for endometrial cancer and obesity
This Phase 1 study tests ONC201 together with atezolizumab in people with metastatic or returning endometrial cancer, especially when obesity may be driving the cancer. It aims to find a safe dose and see whether the combination can slow the cancer’s growth.
Chapel Hill, North CarolinaAges 18 years+ - NCT05531630Enrolling by invitation
Xylitol versus saline rinses for sinus symptoms in adults with CF
This study compares two kinds of nasal rinse packets—xylitol versus plain saline—to see which better reduces sinus symptoms. It may help adults with cystic fibrosis and long-term sinus inflammation feel better with routine, at-home nasal care.
LeuvenAges 18 years+ - NCT05505500Recruiting
Parent and patient interviews for childhood kidney swelling
This study uses interviews to understand how swelling from nephrotic syndrome affects daily life for children and their caregivers. It may help researchers design better care by capturing the patient and parent perspective.
Ann Arbor, MichiganAges 2 years+ - NCT05501028Enrolling by invitation
Audio-recorded gut symptom interview to help diagnose FGIDs
This trial uses natural-language conversations (spoken interactions) to improve how clinicians evaluate and diagnose functional gastrointestinal disorders, a group of conditions that affect the gut. If you are scheduled for a GI clinic visit or a diagnostic endoscopy, your recorded responses may help build better evaluation tools.
Boston, MassachusettsAges 18 years+ - NCT05464576Recruiting
MRI scanning to stage bladder tumors before surgery
This study uses MRI scans to look at bladder tumors in detail before surgery. The goal is to see if MRI can accurately show how deep the tumor has grown, which may help doctors plan the best treatment.
Clermont-FerrandAges 18 years+ - NCT05473520RecruitingPhase 3
Doxycycline add-on therapy for lung improvement in tuberculosis
This Phase 3 trial tests whether adding doxycycline to standard TB medicine can improve lung function and reduce lung tissue damage. It aims to see if patients recover better by targeting the lung response to TB.
Kota Kinabalu, SabahAges 21 years+ - NCT05423665Recruiting
Ultrasound check to spot early growth problems in twin pregnancies
This study uses a special ultrasound method (speckle tracking echocardiography) to look for early signs that a twin pregnancy may have impaired fetal growth. It may help clinicians detect problems earlier and better understand how twin babies’ hearts and growth are affected.
GhentAges 18–45 - NCT05427695RecruitingPhase 2
Probiotic rinse to treat chronic sinus inflammation
This Phase 2 study tests whether washing your sinuses with a probiotic solution can improve chronic sinusitis symptoms and inflammation. It’s for adults with chronic sinus symptoms that have flared, especially if you’ve had sinus surgery in the past.
Chicago, IllinoisAges 18 years+ - NCT05439330Recruiting
Dental MRI to help diagnose jaw, gum, and tooth problems
This study tests whether a special dental MRI can give useful pictures to diagnose jaw joint problems, tooth-related tissue changes, and gum/inflammation issues, and to help plan some dental implant treatments. If you need imaging for these reasons, the trial may help doctors choose the best next treatment by using clearer, dedicated scans.
AarhusAges 18 years+ - NCT04815005Recruiting
Registry study for people with HoFH
This study is a registry (a list that collects health information) for people with homozygous familial hypercholesterolemia, a genetic cholesterol condition. It helps researchers understand this condition better and connect patients with future research.
Philadelphia, PennsylvaniaAges Any age - NCT05364294Recruiting
Molecular testing for rare inflammatory (autoinflammatory) diseases
This study uses lab testing to better identify the cause of certain rare inflammatory conditions that happen without infection. Finding the cause may help doctors choose more targeted care for you or your child.
ParisAges 1 week–120 years - NCT05372484Recruiting
Test technology to improve cervical cancer screening and diagnosis
This study tests a new technology to help find cervical cancer earlier by focusing on people who already had an abnormal screening result. It may help improve how abnormal tests are checked and diagnosed.
Houston, TexasAges 25–49 - NCT05322850RecruitingPhase 1/Phase 2
Engineered donor stem cell transplant for childhood blood cancers
This trial tests a new way to prepare donor stem cells before a transplant for children and young adults with blood cancers. The goal is to make the transplant safer and more effective, potentially reducing complications like graft-versus-host disease.
Gainesville, FloridaAges Up to 50 years - NCT05284513Enrolling by invitation
Care team study for families with high cholesterol
This study tests a “reach everyone” approach in primary care clinics to improve care for people with familial hypercholesterolemia (families with very high cholesterol). It may help families get recognized sooner and get the right follow-up.
Multiple Locations, PennsylvaniaAges 26 years+ - NCT05287074Enrolling by invitation
Checking timing of egg and milk allergy diagnosis in children
This study looks at how quickly children with possible egg and/or milk allergy are correctly diagnosed, and how follow-up checks affect their nutrition and growth. It may help you understand whether timely diagnosis and good monitoring could reduce problems with eating, weight, or growth.
VilniusAges 6 months–12 years - NCT05266872Recruiting
Earlier diagnosis and better treatment study for Parkinson’s
This study is looking to improve how Parkinson’s and related brain conditions are identified and treated sooner. You may be asked to share your health information and provide blood or other samples, and possibly have procedures like a spinal fluid test or a small skin sample.
LuxembourgAges 18 years+ - NCT04911036Recruiting
Compare parent stress after diagnosis before versus after birth
This study looks at how the timing of a baby’s diagnosis—before birth (antenatal) versus after birth (postnatal)—affects parents’ stress and emotional reactions after their child has surgery. You may be able to contribute by sharing experiences as a parent of a child who had this specific surgery.
LilleAges 18 years+ - NCT05138588Recruiting
rTMS for thinking ups and downs in Lewy body dementia
This study tests whether repeat rTMS sessions can improve thinking “fluctuations” (noticeable ups and downs) in people with Lewy body dementia. It’s a proof-of-concept trial, meaning it’s mainly to see if the approach is feasible and potentially helpful.
StrasbourgAges 45 years+ - NCT05142033Recruiting
Cancer or precancer testing using DNA sequencing results
This trial helps doctors study and analyze cancer- or precancer-related DNA information. If you’re 18 or older and can consent, your results may help researchers understand the biology of your condition and guide future care.
Marshall, MinnesotaAges 18 years+ - NCT05143619Recruiting
Teaching liver cancer diagnosis to radiologists worldwide
This study looks at whether a “teaching the teachers” approach improves how radiologists understand and apply liver cancer (HCC) diagnosis guidelines. It may help by standardizing how liver imaging results are interpreted across different countries and practice settings.
Houston, TexasAges Any age
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Common questions
- Are there clinical trials for diagnosis?
- Yes. Clin2 currently lists 928 recruiting diagnosis studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a diagnosis trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a diagnosis trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.