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Patient Questions

Real questions from health communities, answered with cited research from PubMed and Vellito's article corpus. Plain language, no medical advice. How this works.

Gastroenterology

How often do children vomit after leaving the emergency department for acute gastroenteritis?

About one-third of children who leave the emergency department for acute gastroenteritis continue to vomit after discharge.

Gastroenterology

How common is severe fatigue among patients with primary biliary cholangitis?

Severe fatigue affects about 20-23% of patients with primary biliary cholangitis, based on systematic reviews and large cohort studies.

Gastroenterology

Do PPAR agonists help reduce itching in primary biliary cholangitis?

Yes, PPAR agonists (bezafibrate, elafibranor, seladelpar) significantly reduce itching in primary biliary cholangitis, especially in those with moderate-to-severe symptoms.

Gastroenterology

Can seladelpar improve liver function in primary biliary cholangitis?

Yes, seladelpar improves liver function in primary biliary cholangitis by reducing alkaline phosphatase (ALP) and bilirubin levels, especially in patients with compensated…

Gastroenterology

What T cell subsets are involved in primary biliary cholangitis?

Multiple T cell subsets are involved in PBC, including CD4+ Th17/Treg imbalance, CD8+ T cells, Tfh, Tph, and unconventional T cells like γδ T, MAIT, and iNKT cells.

Gastroenterology

How common is depression among patients with liver cirrhosis?

Depression is very common in liver cirrhosis, affecting about 37% of patients globally, yet it often goes undiagnosed.

Gastroenterology

Can magnetic sphincter augmentation devices erode after sleeve gastrectomy surgery for GERD?

Yes, magnetic sphincter augmentation devices can erode after sleeve gastrectomy, with a significantly higher erosion rate (3.8%) compared to non-bariatric populations (0.1%-0.3%).

Gastroenterology

Can changing my diet fix gut-liver problems causing metabolic disorders?

Changing your diet can help fix gut-liver problems that cause metabolic disorders by reducing inflammation and improving how your liver processes nutrients.

Gastroenterology

What percentage of adults treated with antibiotics for acute appendicitis had recurrence after 10 years?

About 37.8% of adults treated with antibiotics for uncomplicated acute appendicitis had a recurrence within 10 years, and 44.3% eventually underwent appendectomy.

Gastroenterology

How many adults with acute appendicitis needed surgery within 10 years after taking antibiotics?

About 44% of adults with uncomplicated acute appendicitis treated with antibiotics needed surgery within 10 years, mostly due to recurrence.

Gastroenterology

Which blood markers help doctors identify complicated acute appendicitis in patients with a retrospective study?

Doctors use blood markers like white blood cell counts, the neutrophil-to-lymphocyte ratio (NLR), and the systemic immune-inflammation index (SII) to identify complicated acute…

Gastroenterology

How does oxidative stress affect my peri-implantitis healing?

Oxidative stress damages cells and bone around implants by creating an imbalance of harmful chemicals, which delays healing and worsens tissue destruction.

Gastroenterology

How do nanomaterials help control my peri-implantitis biofilms?

Nanomaterials help control peri-implantitis biofilms by directly killing bacteria, disrupting biofilms, reducing inflammation, and preventing bone loss, though most evidence is…

Gastroenterology

What are the side effects of pegylated interferon-alpha for chronic hepatitis B?

Pegylated interferon-alpha for chronic hepatitis B commonly causes flu-like symptoms, bone marrow suppression, depression, and autoimmune reactions, often leading to dose…

Gastroenterology

What is the Chinese version of the IBS symptom severity scale?

The Chinese version of the IBS Symptom Severity Scale (IBS-SSS-C) was developed through translation and cross-cultural adaptation, and has been validated for assessing IBS…

Gastroenterology

Can receiving a liver transplant from a donor with Hepatitis B Virus cause infection?

Yes, a liver transplant from a donor with HBV can transmit the virus, but the risk is low (about 4%) and can be reduced with antiviral drugs and vaccination.

Gastroenterology

How does oxidative stress affect the body in people with periodontitis?

In periodontitis, oxidative stress amplifies inflammation, damages tissues, and drives bone loss by overwhelming the body's antioxidant defenses.

Gastroenterology

What is the link between periodontitis and non-alcoholic fatty liver disease?

Research is mixed: some reviews suggest periodontitis may worsen NAFLD through the oral-gut-liver axis, but a large meta-analysis found no clear association.

Gastroenterology

Does subgingival chemical irrigation help treat periodontitis better than standard care?

No, subgingival chemical irrigation does not provide additional benefit over standard non-surgical periodontal treatment alone for periodontitis.

Gastroenterology

Can lowering triglycerides help treat metabolic dysfunction-associated steatohepatitis?

Yes, lowering triglycerides may help treat MASH by reducing liver fat and improving inflammation, but more research is needed to confirm long-term benefits.

Gastroenterology

Does robotic surgery offer better outcomes than laparoscopic surgery for rectal cancer?

Robotic surgery may reduce urinary retention after rectal cancer surgery, but overall functional and oncological outcomes are similar to laparoscopic surgery.

Gastroenterology

Is there evidence that quercetin is effective for managing Hyperlipidemia?

Quercetin shows promise for hyperlipidemia in lab and animal studies, but human clinical evidence is still lacking. It is not a proven treatment.

Gastroenterology

Can a stool antigen test accurately find Helicobacter pylori infection in patients with chronic atrophic gastritis?

Yes, a monoclonal stool antigen test is a reliable non-invasive tool for detecting H. pylori in chronic atrophic gastritis, with high specificity and strong diagnostic consistency.

Gastroenterology

Do vonoprazan-based therapies cure Helicobacter pylori infection in 94% of Asian patients according to recent studies?

Yes, a 2025 meta-analysis found vonoprazan-based therapies achieve 94% eradication in Asian patients, but real-world rates vary.

How this works

We pull real patient questions from public Reddit health communities (r/AskDocs, r/diabetes, r/menopause, etc.). Each question is rewritten into a generic medical question (no personal details), then answered by an AI using only cited sources from Vellito's article database and PubMed. A second AI independently scores each answer for accuracy and citation fidelity before publication. Answers below the safety threshold or touching emergency, dosing, or pediatric topics are queued for human review and never auto-published.

This is not medical advice. Always speak with your own doctor before making decisions about your health.