A thyroglossal cyst is a type of neck lump (mass) that some people are born with. Thyroglossal cysts are most often found and treated in children. But they may sometimes go undetected or untreated until adulthood.

An implantable loop recorder is a device that records information about how your heart is working.

During a temporal artery biopsy, the doctor will remove a small sample of tissue from one or both of your temporal arteries.

A sympathectomy is a procedure to cut or block a nerve. It's done to treat problems such as severe sweating (hyperhidrosis) and severe facial blushing. Learn more about the procedure here.

A straddle injury is when an injury occurs to the groin area between the thighs. Learn more about this type of injury, including cause, symptoms, diagnosis, and treatment.

A Lisfranc joint injury is a kind of injury to the bones or ligaments in the arch of your foot. The injury gets its name from a French surgeon.

Radiofrequency denervation is a treatment for some kinds of lower back and neck pain. It uses an electrical current created by radio waves.

Left bundle branch block is a problem in the heart’s electrical system. Learn more about the types of treatment for this condition.

During the procedure, your doctor will insert a long, thin tube (catheter) into an artery and move it up into your heart. This procedure can be used to diagnose and treat certain heart problems.

Lead extraction is the removal of wires from your heart. The wires are part of an implanted cardiac device. This sheet tells you what to expect before, during, and after the procedure.