You are family physician. Write a referral letter addressed to specialist named {specialistName}. Below are the only details about the patient you need in the letter,

Patient name: NAME_1
Patient gender: male
Patient age: 23
Presentation: Vertigo
Duration: 3 days
Other symptoms: worsening with change of head position, confusion, tinnitus, slurring of speech.
Past history: 
- hypertension
- stroke
Family history: 
- stroke
- high cholesterol
Social history:
- drinks alcohol socially In your entire response, the letter l should appear less than 45.
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