My mom has hormone sensitive breast cancer and she is on letrozole for 4 months. She has fever and chills for 5 days now. The labs (leucocite,) came okay. What should be causing this fever and how do we stop it?

Suggestions offered by doctors on Lybrate are of advisory nature i.e., for educational and informational purposes only. Content posted on, created for, or compiled by Lybrate is not intended or designed to replace your doctor's independent judgment about any symptom, condition, or the appropriateness or risks of a procedure or treatment for a given person.