血圧 - Blood pressure
180の120 - 180 over 120
かなり高め - quite high, very high
血圧は180の120、かなり高めですね - Your blood pressure is 180 over 120. That's quite high.
Your - 貴方の
先生に（貴方の）血圧が180の120でかなり高めですねと言われた - The doctor told me that my blood pressure was 180 over 120 and he said that that was very high
イギリス 
