Tests and treatments

Here you can read about lots of different tests, treatments and medical procedures offered to teenagers at Great Ormond Street Hospital.

MRI scan

An MRI scan uses strong magnetic fields and radio waves to make a picture of the inside of your body. The letters MRI stand for Magnetic Resonance Imaging. 

CT scan

Computerised Tomography (CT) scans are a series of x-rays that are put together to give a 3D picture of the inside of the body. The images that are produced are very detailed and can help doctors at Great Ormond Street Hospital (GOSH) to distinguish between different types of tissue.


An echocardiogram is a test offered at Great Ormond Street Hospital (GOSH) which allows the doctor to see how your heart is working. It creates an image of the heart in motion which can be used to check that your heart is working properly. 


Chemotherapy (sometimes known as chemo) is a medication used to treat people with cancer. You may have this if you come to Great Ormond Street Hospital (GOSH) as a patient. 

Blood glucose test

A blood glucose test is a fairly common procedure that's carried out regularly in hospitals, like Great Ormond Street Hospital (GOSH), and clinics. The test is to find out how much glucose (sugar) you have in your blood.

Blood tests

People have blood tests so that their blood can be checked in a laboratory. The most common blood tests involve checking the cells in your blood including the red blood cells, white blood cells and platelets.