Symptomatology vs. Symptomology — What's the Difference?

Difference Between Symptomatology and Symptomology

The set of symptoms characteristic of a medical condition or exhibited by a patient.

(informal) symptomatology

The medical science of symptoms.

The combined symptoms of a disease.

(uncountable) The science that studies the symptoms of diseases.

(countable) The aggregate of symptoms of a particular disease.

The doctrine of symptoms; that part of the science of medicine which treats of the symptoms of diseases; semeiology.