1. Ontology on clinical processes
Exercise 1
Ontology on clinical processes

2. Agenda:
Preliminary studies
Ontology model
Critical analysis

3. The disease: 1. Preliminary studies
Polymyalgia rheumatica (PMR) is a common related disorder which almost always occurs in persons over 50 years old.
Symptoms could be:
• Hip pain and stiffness
• Shoulder pain and stiffness
• Muscle pain (minimal, less common than aching)
• Fever
• Unintentional weight loss
• …

4. The drug – Prednisolon:
1. Preliminary studies
The drug – Prednisolon:
Prednisolone is a steroid class drug which reduces swelling and decreases the body’s immune response.
It is mostly used to treat hormonal disorders, but also
allergic and immune disorders.
Prednisolone is the main drug used in treatment of PMR.

5. 2. Ontology model
The model:

6. This is the superclass of the actions the doctor can take.
2. Ontology model
The classes:
Act
This is the superclass of the actions the doctor can take.
Subclasses: Treatment, Diagnosis
Input
It’s the superclass about patient information.
Subclasses: Symptoms, Patient information, Tests

7. The different types of drugs can be entered. Disease
2. Ontology model
The classes:
Drug
The different types of drugs can be entered.
Disease
In this class the diseases are classified.
Doctor
This class includes an instance for each different type of doctor.

8. 3. Critical analysis
Problems:
It was difficult to know at which level (how detailed) we should model the ontology.
The patient record was huge, and we were not able to get so much information from that.