Years of results, one glance
A father's HbA1c across four visits over two years shows as one line instead of four separate PDFs a family would otherwise need to open one at a time to compare.
Coming soonHealth-record Organization Assistant
Chart the same test over time
The person can see how one specific lab value has moved across multiple visits without manually flipping between old reports.
Works with
What it does
How Doctor handles this
Once two or more reports contain the same standardized parameter (e.g. the same test name from lab-report-digitization), Doctor plots the raw values on a simple line chart with dates on the x-axis. The chart shows only the values and dates as printed on the source reports, with each point linked back to its source document.
A father's HbA1c test appears on four separate lab reports across two years, each one a standalone printout with no way to see, at a glance, whether the number has moved much between visits. Flipping between four PDFs on a phone, trying to hold four separate numbers in your head at once, is not how anyone should have to track a recurring test result.
Record trend charting plots that same test across every report where it appears, as a simple line with dates on one axis and the printed values on the other. Every point on the line links back to the exact source document it came from, and the chart shows only the numbers the reports already contain — it never adds a verdict about whether the line moving up or down is something to feel good or worried about, ever.
Where chart the same test over time happens
Doctor runs this directly on the platforms your customers already use — no separate app for them to install.
- Google Drive
- Adobe Acrobat Reader
- Google Calendar
How it works
Step by step
- 01
The same test appears twice
Once the same standardised parameter appears in two or more digitised lab reports for one person, that test becomes eligible for its own trend view, built entirely from values already transcribed and confirmed by a person.
- 02
Values plot against their dates
Each report's value for that test is placed on a line chart against the date it was recorded, using the exact figures printed on the source reports, with nothing recalculated, rounded, or adjusted along the way.
- 03
Every point links to its source
Tapping any point on the line opens the original report it came from, so a number on the chart is never disconnected from the actual document it was transcribed out of in the first place.
- 04
Unit mismatches pause the chart
If the same test appears under two different units across separate reports, the chart flags the mismatch and asks for manual reconciliation rather than silently guessing at a conversion factor between the two units involved.
Why it matters
What you get out of it
Every point traces back
Tapping a point on the line opens the exact report it came from, so the chart is always a shortcut to the original documents, never a replacement for having them.
No verdict on the line
The chart shows movement in the numbers and nothing else — no colour coding, no shaded zone, no comment about whether the trend is good or bad, leaving that entirely to a clinician.
The detail
What to know before you rely on it
A trend chart is a visualisation of numbers a set of reports already contains, laid out so the movement between visits is easier to see than flipping between separate PDFs — it is not a new piece of analysis. Doctor never adds a trend line's own commentary, never labels a movement 'improving' or 'worsening,' and never projects where a future value might land, because each requires a clinical judgement about what a changing number means for a person's health.
The chart's design itself is treated as carefully as its copy, because a shaded 'healthy zone' or an implicit target line drawn across the chart would communicate a verdict visually even without a single word of text saying so. So the chart stays deliberately plain — dates, values, a line connecting them, and nothing overlaid that would nudge a reader toward reading the shape of the line as good or bad news before their doctor weighs in.
Unit consistency matters more here than it might first appear, because plotting a value recorded in mg/dL against one recorded in mmol/L on the same axis, without converting between them, would visually misrepresent the two points. Rather than guessing at a conversion factor, a detected unit mismatch pauses automatic charting and asks for a manual reconciliation instead — a small friction that stops an unreviewed number from ending up in the wrong place on the line, keeping the chart trustworthy.
Industry use cases
Where this earns its keep
1 industries where Doctor applies this directly.
More from Doctor
Everything else it handles
Build a chronological health timeline
The person sees every report, prescription, and visit they've uploaded laid out in date order instead of as a loose pile of files.
Learn moreCapture records from a photo
The person adds a paper prescription or report to their record in seconds by taking a photo, instead of typing it in by hand.
Learn moreManage records for family members
One person — often a caregiver — can organize records for their parents, children, or in-laws separately, without mixing up whose test is whose.
Learn moreGrant and revoke caregiver access
A person managing an elderly parent's records can invite a sibling to view or help, and can cut off that access instantly if circumstances change.
Learn moreExtract structured data from lab reports
The person can see a lab report's parameter names, values, units, and reference ranges as clean text instead of squinting at a scanned PDF.
Learn moreLog doctor visits and facilities
The person keeps a simple record of when they saw which doctor or facility, for their own reference and to bring to a future visit.
Learn moreQuestions
Straight answers.
If my father's HbA1c line is trending upward, does the app tell me if that's a problem?
No — the chart shows the values moving across time exactly as printed on the source reports, but it never comments on whether a rising or falling line is good news, bad news, or worth watching closely. Reading what a trend means for your father's health is a clinical judgement that belongs with his doctor, which is exactly why the chart links every point straight back to the original report he can review alongside you.
Why does the chart sometimes refuse to plot a test automatically for me?
The most common reason is a unit mismatch — the same test recorded in different units across two reports, say mg/dL on one and mmol/L on another entirely. Rather than guess at a conversion and risk plotting incompatible numbers on one shared line, the chart pauses and asks for a manual check first, so nothing gets silently misrepresented in the process.
Can I show this chart to my father's doctor instead of bringing all four reports?
The chart is a useful, faster way to show a doctor how a value has moved over time, but every point links back to its source report, and it's worth bringing or having those originals available too, since a doctor may want to see the full report a value actually came from. Think of the chart as a quick summary view, not a document that fully stands in for the reports underneath it.
Does the chart predict what my father's next test result might be?
No — it only plots values that already exist from reports already uploaded, with nothing projected or estimated for any future date whatsoever. Predicting a future value would mean making a claim about how a health measure is likely to change, which is a clinical estimate this product deliberately does not make, for any test, on any profile, under any circumstance at all.
The rest of your stack
It plugs into what you already run.
Doctor connects to your tools
No rip-and-replace — chart the same test over time works alongside the systems already running your business.
- Dropbox
- Google Sheets
- Google Forms
- Gmail
- Telegram
Coming soon