A cardinal symptom is the primary or major symptom by which a diagnosis is made. The term symptom (from the Greek syn = con/plus and pipto = fall, together meaning co-exist) has two similar meanings in the context of physical and mental health: A symptom can be a physical condition which shows that one has a particular illness or disorder (see e. ... Diagnosis (from the Greek words dia = by and gnosis = knowledge) is the process of identifying a disease by its signs, symptoms and results of various diagnostic procedures. ...
A symptom may loosely be said to be a physical condition which shows that one has a particular illness or disorder (see e.g.
In this, medically correct, sense of the word, it is a subjective report, as opposed to a sign, which is objective evidence of the presence of a disease or disorder.
The symptom that leads to a diagnosis is called a cardinalsymptom.
Not infrequently there are present associated or secondary symptoms, direct outgrowths of this generalized fatigue; for instance, the patient not infrequently presents a feeling of uncertainty in regard to his movements or in regard to his environment -- i.
This symptom is undoubtedly one directly referable to the asthenia, and it appears to be due to the lessened vasomotor tone of the cerebral vessels, so that slight efforts or changes of position affect the intracranial circulation.
Thus we have, as the cardinalsymptoms of the indigestion of neurasthenia, atony, delay, and enfeeblement.
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