Hydrogen Research Study
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Human clinical evidenceCase Reportinhaled hydrogen gas

Long-Term Inhalation of Hydrogen Gas for Patients with Advanced Alzheimer’s Disease: A Case Report Showing Improvement in Fecal Incontinence

Hirohisa Ono, Yoji Nishijima, Masaki Sakamoto, Soitirou Kitamura, Yuitiou Naitoh, Keiko Suzuki, Norio Fujii, Ryouta Kikura, Shigeo Ohta · Medical Research Archives · 2022

Research-use notice

Independent study record

Each H2HUBB study page organizes source-linked research details for educational use. Interpretation should remain proportional to the study design, population, controls, and limitations.

H2HUBB Research Library branded molecular hydrogen research image
Primary topic Alzheimer’s Disease
Evidence type Human clinical evidence
Publication type Case Report
Hydrogen method inhaled hydrogen gas

H2HUBB TAKEAWAY

In participants with a variety of disorders such as stroke, after the long-term inhalation of H₂ gas, her MRI of the brain to generate DTI images with an anisotropic (FA) value of 0.2 (FA = 0.2) showed improved integrity of the hippocampal neurons along with these clinical improvements. These findings add human evidence supporting molecular hydrogen's therapeutic potential for Alzheimer's disease.

What the Findings Mean

H2HUBB reviewed how inhaled hydrogen gas affected the outcomes measured in participants with a variety of disorders such as stroke. After the long-term inhalation of H₂ gas, her MRI of the brain to generate DTI images with an anisotropic (FA) value of 0.2 (FA = 0.2) showed improved integrity of the hippocampal neurons along with these clinical improvements.

What the Researchers Studied

The researchers studied participants with a variety of disorders such as stroke.

What Effects Did Molecular Hydrogen Have?

After the long-term inhalation of H₂ gas, her MRI of the brain to generate DTI images with an anisotropic (FA) value of 0.2 (FA = 0.2) showed improved integrity of the hippocampal neurons along with these clinical improvements. The authors concluded that this case report casts the question on the current understanding that the advanced and severe AD patients will never improve.

Why These Findings Matter

These findings add human evidence supporting molecular hydrogen's therapeutic potential for Alzheimer's disease and contribute to the growing body of molecular-hydrogen research.

How Strong Is This Evidence?

This is human clinical evidence from a case report. H2HUBB interprets the findings in the context of the study design, sample, comparator, and measured outcomes rather than using one publication as a verdict on hydrogen therapy.

Technical Study Details

H2HUBB classifies this publication as case report with human clinical evidence. The research population or model was participants with a variety of disorders such as stroke. The hydrogen delivery method was inhaled hydrogen gas.

Limitations and Safety

No separate limitations or safety findings were identified in the source text available to H2HUBB.

Original Study and H2HUBB Research Context

H2HUBB presents this source-grounded research record as one contribution to the broader molecular-hydrogen evidence base. The original scholarly source is available at https://esmed.org/MRA/mra/article/view/2951.