The Gastroparesis Registry 4 (GpR4) is an observational study of patients with symptoms of gastroparesis (Gp) and functional dyspepsia (FD) with either delayed or normal gastric emptying. To better understand these disorders, this registry will capture demographic, clinical, physiological, questionnaire, and patient outcome data to characterize the patients and their clinical course. Participants will complete several questionnaires, complete a nutrient drink test and have a gastric emptying study.
This observational study of patients with symptoms of gastroparesis (Gp) and functional dyspepsia (FD) with either delayed or normal gastric emptying aims to assess the clinical, pathophysiological, and psychological similarities and differences between patients with Gp, FD. The primary outcome will be the measure of symptom severity of gastroparesis and functional dyspepsia using the change in total score from the Patient Assessment of Upper Gastrointestinal Disorders Symptoms (PAGI SYM) from baseline to 48 weeks.
Study Type
OBSERVATIONAL
Enrollment
250
Jay Pasricha
Scottsdale, Arizona, United States
RECRUITINGUniversity of Louisville
Louisville, Kentucky, United States
RECRUITINGMassachusetts General Hospital
Boston, Massachusetts, United States
RECRUITINGWake Forest University and Atrium Health Carolinas Medical Center
Charlotte, North Carolina, United States
RECRUITINGTemple University Hospital
Philadelphia, Pennsylvania, United States
RECRUITINGTexas Tech University Health Science Center (TTUHSC)
El Paso, Texas, United States
RECRUITINGMeasure of symptom severity of gastroparesis and functional dyspepsia using the change in total score from the Patient Assessment of Upper Gastrointestinal Disorders Symptoms (PAGI SYM) from baseline to 48 weeks.
Change in PAGI-SYM total score from baseline to 48 weeks. The final PAGI-SYM contains 20 items grouped into 6 subscales covering: heartburn/regurgitation (7 items), nausea/vomiting (3 items), post-prandial fullness/early satiety (4 items), bloating (2 items), upper abdominal pain (2 items), and lower abdominal pain (2 items). A 6-point Likert response scale, ranging from 0 (none) to 5 (very severe), is used for rating the severity of each symptom item over a 2-week recall period. * Subscale scores vary from 0 to 5 * Total score varies from 0 to 5 * Lower score = better health
Time frame: 48 weeks
Changes in gastric emptying, as measured by gastric emptying scintigraphy (GES) at baseline and 48 weeks
Changes in gastric emptying, as measured by gastric emptying scintigraphy (GES) at baseline and 48 weeks. Normal values for gastric emptying scintigraphy have been established in earlier studies using healthy volunteers. Gastric retention of 99mTc \> 60% at 2 hours and/or \> 10% at 4 hours is considered evidence of delayed gastric emptying of solids.
Time frame: Baseline, 48 weeks
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