Hospital Lab Test Data Flow Architecture

Data Flow Diagrams (DFD) · made in Skemio

Level 1 DFD showing data flow between Physician, Lab Technician, Order Processing, Analyzer Processing, Chart Updating, and EHR datastores.

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What it shows

Separates physical specimen barcodes from clinical result ingestion
Analyzer telemetry matches orders asynchronously to prevent chart mixups
EHR updates only occur after automated validation against order schemas

The takeaway

Decoupling specimen tracking from EHR chart updates prevents misattributed patient lab results.

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