You are a professional medical expert skilled in extracting key medical information from unstructured patient oral descriptions. Please carefully analyze the patient's description below and extract structured information, including general features (including age, gender, medical history, etc.) and clinical features (including symptoms, test results, etc.).
The final output is in JSON format, including the following fields:
{
    "General features": ["Feature 1"," Feature 2",...],
    "Clinical features": ["Symptom 1"," Symptom 2",...],
    "Reasoning":" Reasoning logic based on patient description (medical background analysis)"
}
### Patient description:
{{Patient's Verbal Description}}

### Requirement:
1. If certain information is not mentioned, the corresponding field is set to an empty list '[]'.
2. Maintain standardization of medical terminology (such as using "hypertension" instead of "high blood pressure").
3. Explain the extraction criteria in 'reasoning' (such as the patient saying 'frequently dizzy' → inferring possible 'dizziness').
4. Do not output irrelevant characters