A heart transplant is surgery done to remove the diseased heart from a person and replace it with a healthy one from an organ donor.

Heart valve repair or replacement surgery is a treatment option for valvular heart disease. Learn what to expect before, during, and after this surgery.

Hip replacement (total hip arthroplasty) is surgery to replace a worn out or damaged hip joint. The surgeon replaces the old joint with an artificial joint (prosthesis). This surgery may be a choice after a hip fracture or for severe pain because of arthritis.

The Holter monitor is a type of electrocardiogram (ECG) used to record an ECG tracing of the heart continuously for 24 hours or longer.

Hysterectomy is surgery to remove the uterus. Your healthcare provider may also remove one or both ovaries, and the fallopian tubes. In some cases, they may remove other parts of the reproductive system.

Hysteroscopy is the exam of the inside of the cervix and uterus using a thin, lighted, flexible tube called a hysteroscope. Your healthcare provider inserts the device through the vagina.