In-vitro-Fertilization (IVF) is a common infertility treatment. First the ovaries are stimulated to develop multiple follicles, within each one is an egg, by using “fertility drugs”. Ultrasound monitoring of follicle number and growth along with blood hormone levels determine when a single injection mature the eggs.
Knee replacement, also known as knee arthroplasty, is a surgical procedure to replace the weight-bearing surfaces of the knee joint to relieve pain and disability. It is most commonly performed for osteoarthritis, and also for other knee diseases such as rheumatoid arthritis and psoriatic arthritis.