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Difference between symptoms and signs of diseases ?
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Difference between symptoms and signs of diseases ?
SIGNS:
- The sign is an objective evidence of a disease which means others observe it.
- Asthma, tuberculosis, cancer, AIDS have few signs which can be specifically diagnosed by health care professionals.
- Signs can be visible and observable by the health care professionals
 Signs are measurable by monitoring pulse rate, temperature, X-ray, Laboratory test, and other machines.
- Medical signs are of three types:
Anamnestic signs 
Prognostic signs
Diagnostic signs

SYMPTOMS:
- The symptom is a subjective evidence of a disease which means it's only what a person can feel.
- Itching, body pain, nausea, headache are the symptoms felt only by the person or the patients.
- The sufferer or patients can only feel symptoms.
- Symptoms cannot be measure; they are only felt.
- Medical Symptoms are of three types:
Chronic symptoms.
Relapsing symptoms.
Remitting symptoms
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Difference between symptoms and signs of diseases ?
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