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A computer program for automatic recording and processing of renograms.

V Bellina, V Barbina

Computer Programs in Biomedicine

|March 1, 1975

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This study introduces an automated computer program for processing radio-hippuran renograms using a minicomputer system. The system facilitates efficient kidney function analysis through automatic uptake, plotting, and processing of renograms.

Area of Science:

Nuclear Medicine
Medical Informatics
Diagnostic Imaging

Background:

Radio-hippuran renography is a key diagnostic tool for assessing kidney function.
Manual processing of renograms is time-consuming and prone to variability.
Integration of on-line minicomputer systems offers potential for automation in nuclear medicine.

Purpose of the Study:

To develop and describe an automated computer program for the uptake, plotting, and processing of radio-hippuran renograms.
To enhance the efficiency and consistency of renogram analysis.
To enable routine execution of high-quality renography with minimal manual intervention.

Main Methods:

Utilized an on-line minicomputer system (ND 50/50 with PDP8-L processor) for automated data acquisition and processing.

Related Experiment Videos

Implemented a program written in machine language for recording scintiphotographs and calculating kidney uptake curves.

Employed computer-assisted selection of regions of interest for kidneys and background, with automated computation of diagnostic parameters.

Main Results:

The program automates the uptake (20 min) and processing (5 min) of renograms, including plotting and parameter computation.
Key diagnostic parameters such as initial slope, maximum uptake point, and 50% activity time are accurately computed.
The system allows for routine, high-quality renography with hardcopy output of curves and parameters.

Conclusions:

The developed automated program significantly streamlines radio-hippuran renogram analysis.
This system provides a reliable and efficient method for routine kidney function assessment in nuclear medicine.
The program's design allows for easy translation to other nuclear medicine computer systems.