Automatic diagnosis support apparatus, ultrasonic diagnosis apparatus, and automatic diagnosis support method
View Patent ↗Certain embodiments provide an automatic diagnosis support apparatus includes extracting a plurality of parameters associated with a predetermined object by using medical information acquired by a medical image diagnosis apparatus and extracting the plurality of parameters for each disease associated with a disable-bodied person by using medical information associated with the disable-bodied person, calculating a ruler associated with each disease case by executing an MT system using the plurality of parameters for each disease associated with the disable-bodied person, calculating a distance between the object and a state space of the disable-bodied person associated with the each disease by executing the MT system using a plurality of parameters associated with the object, determining a disease type of the object by using the ruler and a distance between the object and a state space of a disable-bodied person, and generating diagnosis support information based on the determination result.
1. An automatic diagnosis support apparatus comprising:
an extraction unit configured to extract a plurality of parameters associated with a predetermined object by using medical information associated with the object which is acquired by a medical image diagnosis apparatus and to extract the plurality of parameters for each disease associated with a disable-bodied person by using medical information associated with the disable-bodied person and acquired in advance;
a calculation unit configured to calculate a ruler associated with each disease case by executing an MT system using the plurality of parameters for each disease associated with the disable-bodied person as item factors and to calculate distances for each disease, the distances being acquired between the object and state spaces of the disable-bodied person associated with said each disease by executing the MT system using the plurality of parameters associated with the object as item factors;
a determination unit configured to determine a disease type of the object by using the ruler associated with said each disease case and the distances between the object and the state spaces of the disable-bodied person associated with said each disease;
a support information generating unit configured to generate diagnosis support information based on the determination result; and
a display unit configured to display the diagnosis support information in a predetermined form.
2. The apparatus according to claim 1 , wherein the ruler is a Mahalanobis distance.
3. The apparatus according to claim 1 , wherein the extraction unit extracts the plurality of parameters associated with an able-bodied person by using medical information associated with the able-bodied person which is acquired in advance,
the calculation unit calculates a ruler associated with the able-bodied person by executing the MT system using the plurality of parameters associated with the able-bodied person as item factors, and calculates a distance between the object and a state space of the able-bodied person by executing the MT system using a plurality of parameters associated with the object as item factors,
the determination unit determines, by using the ruler associated with the able-bodied person and the distance between the object and the state space of the able-bodied person, whether the object is an able-bodied person or a disable-bodied person, and
the support information generating unit generates the diagnosis support information including a determination result indicating whether the object is an able-bodied person or a disable-bodied person.
4. The apparatus according to claim 1 , wherein the medical image diagnosis apparatus is an ultrasonic diagnosis apparatus.
5. The apparatus according to claim 1 , wherein the predetermined parameter includes at least one of pattern recognition data associated with a B mode image, waveform pattern recognition data based on a Doppler waveform, a diagnosis index obtained by Doppler automatic measurement, and a diagnosis index based on an electrocardiogram.
6. The apparatus according to claim 1 , wherein the calculation unit normalizes the ruler associated with said each disease and the distance between the object and the state space of the disable-bodied person associated with said each disease, and
the determination unit calculates a relative distance for disease discrimination by using the normalized ruler associated with said each disease case and the normalized distance between the object and the state space of the disable-bodied person associated with said each disease, and determines a disease type of the object based on the relative distance for disease discrimination.
7. The apparatus according to claim 1 , wherein the support information generating unit generates, as the diagnosis support information, a radar chart using each disease as a variable.
8. The apparatus according to claim 7 , wherein the support information generating unit generates the radar chart in which the nearer to a circumference a position corresponding to each disease, the higher the possibility of the disease, and which displays, as a reference, a range in which normality is estimated.
9. The apparatus according to claim 1 , wherein the support information generating unit generates one of a quantitative value and a histogram to indicate a possibility of said each disease as the diagnosis support information.
10. The apparatus according to claim 1 , further comprising a control unit configured to control an operation timing of the apparatus in synchronism with completion of acquisition of the medical information by the medical image diagnosis apparatus.
11. An automatic diagnosis support apparatus according to claim 1 , wherein the calculation unit performs a pattern recognition process to an ultrasonic image Doppler waveform to acquire a diagnosis index as the parameter and calculates the distances by using the diagnosis index.
12. An ultrasonic diagnosis apparatus comprising:
an ultrasonic data acquisition unit configured to acquire ultrasonic data associated with a predetermined object by scanning the object with ultrasonic waves;
an extraction unit configured to extract a plurality of parameters associated with the object by using medical information associated with the object and including the ultrasonic data and to extract the plurality of parameters for each disease associated with a disable-bodied person by using medical information associated with the disable-bodied person and acquired in advance;
a calculation unit configured to calculate a ruler associated with each disease case by executing an MT system using the plurality of parameters for each disease associated with the disable-bodied person as item factors and to calculate distances for each disease, the distances being acquired between the object and state spaces of the disable-bodied person associated with said each disease by executing the MT system using the plurality of parameters associated with the object as item factors;
a determination unit configured to determine a disease type of the object by using the ruler associated with said each disease case and the distances between the object and the state spaces of the disable-bodied person associated with said each disease;
a support information generating unit configured to generate diagnosis support information based on the determination result; and
a display unit configured to display the diagnosis support information in a predetermined form.
13. The apparatus according to claim 12 , wherein the ruler is a Mahalanobis distance.
14. The apparatus according to claim 12 , wherein the extraction unit extracts the plurality of parameters associated with an able-bodied person by using medical information associated with the able-bodied person which is acquired in advance,
the calculation unit calculates a ruler associated with the able-bodied person by executing the MT system using the plurality of parameters associated with the able-bodied person as item factors, and calculates a distance between the object and a state space of the able-bodied person by executing the MT system using a plurality of parameters associated with the object as item factors,
the determination unit determines, by using the ruler associated with the able-bodied person and the distance between the object and the state space of the able-bodied person, whether the object is an able-bodied person or a disable-bodied person, and
the support information generating unit generates the diagnosis support information including a determination result indicating whether the object is an able-bodied person or a disable-bodied person.
15. The apparatus according to claim 12 , wherein the medical image diagnosis apparatus is an ultrasonic diagnosis apparatus.
16. The apparatus according to claim 12 , wherein the predetermined parameter includes at least one of pattern recognition data associated with a B mode image, waveform pattern recognition data based on a Doppler waveform, a diagnosis index obtained by Doppler automatic measurement, and a diagnosis index based on an electrocardiogram.
17. The apparatus according to claim 12 , wherein the calculation unit normalizes the ruler associated with said each disease and the distance between the object and the state space of the disable-bodied person associated with said each disease, and
the determination unit calculates a relative distance for disease discrimination by using the normalized ruler associated with said each disease case and the normalized distance between the object and the state space of the disable-bodied person associated with said each disease, and determines a disease type of the object based on the relative distance for disease discrimination.
18. The apparatus according to claim 12 , wherein the support information generating unit generates, as the diagnosis support information, a radar chart using each disease as a variable.
19. The apparatus according to claim 18 , wherein the support information generating unit generates the radar chart in which the nearer to a circumference a position corresponding to each disease is, the higher the possibility of the disease, and which displays, as a reference, a range in which normality is estimated.
20. The apparatus according to claim 12 , wherein the support information generating unit generates one of a quantitative value and a histogram to indicate a possibility of said each disease as the diagnosis support information.
21. The apparatus according to claim 12 , further comprising a control unit configured to control an operation timing of the apparatus in synchronism with completion of acquisition of the medical information by the medical image diagnosis apparatus.
22. An automatic diagnosis support method comprising:
extracting a plurality of parameters associated with a predetermined object by using medical information associated with the object which is acquired by a medical image diagnosis apparatus;
extracting the plurality of parameters for each disease associated with a disable-bodied person by using medical information associated with the disable-bodied person and acquired in advance;
calculating a ruler associated with each disease case by executing an MT system using the plurality of parameters for each disease associated with the disable-bodied person as item factors;
calculating distances for each disease, the distances being acquired between the object and state spaces of the disable-bodied person associated with said each disease by executing the MT system using the plurality of parameters associated with the object as item factors;
determining a disease type of the object by using the ruler associated with said each disease case and the distances between the object and the state spaces of the disable-bodied person associated with said each disease;
generating diagnosis support information based on the determination result; and
displaying the diagnosis support information in a predetermined form.