Gut Microbiota Pilot Study

Anaylsis of Gut Microbiota in ICU

Microbiota is known to effect metabolism. This is pilot study to get status of microbiota from normal control. It will be compared to data from specific patients in ICU via further study.

Microbiota is known to effect metabolism. Patients in specific conditions like hypovolemic shock, sepsis might have changes in status of microbiota. This is pilot study to get status of microbiota from normal control. Stable patient who are admitted to ICU for observation will be gathered. Samples will be collected via rectal swab at time of admission and analyzed via Next generation sequencing.

Inclusion Criteria:

• Older than 17 years old
• Every patients who are admitted to ICU

Exclusion Criteria:

• With history of disease such as cancer, Crohn's disease, ulcerative colitis, irritable bowel syndrome
• With history of immunosuppressive agents.
• Initial systolic blood pressure <100
• Initial pulse rate > 100
• Need emergent operation at brain or torso
• Need vasopressor, transfusion