Medical case

Solve the below case without using AI or copying from the internet

Mr. Mohamed Ali is a 55 year old farmer who lives with his wife Amena and 6 children in a 3 room flat in a small village near Mansoura city. His eldest daughter, Wafaa is used to suffer recurrent attacks of acute tonsillitis as a child. When she got married, she was diagnosed with rheumatic heart disease and died during delivery of her first child due to rheumatic heart disease.

His youngest daughter, Hanaa is an 8 year old school girl who missed school today because she could not get up in the morning. She was feeling hot and had difficult painful swallowing. Hanaa mentioned that her best friend Farida had a similar condition 2 days ago. Her mother took her to the doctor who checked her medical records and found that this was the third time that she had this illness within one year.

On physical examination, Hanaa had a temperature of 39 C and appeared acutely ill. She has tonsillitis with intense redness and edema of the mucous membranes, with purulent exudates and enlarged tender cervical lymph nodes.

A throat swab was obtained for culture, which showed Gram positive cocci . Antigen detection test was performed on another throat swab and confirmed group A streptococcal infection. High antistreptolysin O titer (ASO) was estimated in the patient’s serum. Twenty four hours later, cultures on blood agar showed beta hemolysis.

What are the key points in the history?

What are plans of management of this case?

If put drug should be the best drug to be used