Dear Sir/Madam,
I am writing to request a leave of absence from my school. My name is [Your Name], and I am currently studying at [Your School Name]. I have been diagnosed with [Your Medical Condition], which has caused me to experience [The Consequences of Your Medical Condition]. As a result, I am requesting a leave of absence from school to seek treatment and support.
I understand that this may cause inconvenience to my classmates and teachers, and I apologize for any inconvenience this may cause. I am committed to returning to school as soon as possible and to making the best of this time while I am away. I will do my best to ensure that my classes and assignments are completed on time while I am away.
I am grateful for your understanding and support during this time. I hope that you will consider my request and allow me to take this leave of absence. Thank you.
Sincerely,
[Your Name]