How to Understand Blood Test Results with Claude
Understand blood test results with Claude and ToolRouter. Plain English explanations of lab markers and biomarkers.
Tool
Claude interprets your specific results in the context of what you've shared — explaining whether a value is meaningfully elevated or just at the edge of the range, what combination of abnormal markers might suggest, and what questions to ask your doctor. It provides the informed context that makes a follow-up appointment more productive.
Connect ToolRouter to Claude
1Open connector settings Open Settings
2Add a custom connector with these details
Name
ToolRouterURL
https://api.toolrouter.com/mcp3Let Claude set you up Open Claude
Steps
Once connected (see setup above), use the Lab Results tool:
- Ask: "Explain what TSH measures and what a level of 4.2 means using lab-results"
- Claude returns an explanation of the marker and its significance
- Share more of your results: "My T3 is 2.8 and T4 is 7.5 — what do these together suggest?"
- Ask: "What questions should I ask my doctor about these thyroid results?"
Example Prompt
Try this with Claude using the Lab Results tool
My blood test shows: HbA1c 6.8%, fasting glucose 6.9 mmol/L, total cholesterol 5.8 mmol/L, LDL 3.9 mmol/L. Use lab-results to explain each marker and what my results suggest about my metabolic health.
Tips
- Include your age, sex, and any relevant conditions for a more contextualised interpretation
- Ask Claude to explain what lifestyle factors affect each marker you're concerned about
- Ask: "What would I want to retest and when to understand whether this is a trend?"