White coat hypertension, more commonly known as white coat syndrome, is a phenomenon in which the patients exhibit a blood pressure level above the normal range, in a clinical setting, though they do not exhibit in other settings.

Glucometer is a simple and portable medical device used to record the approximate levels of blood glucose.

Computed Tomographic (CT) scanning: It is a medical imaging technology employing tomography, were digital geometry processing is used to generate a three dimensional image of the internals of an object from a large series of two dimensional X ray images taken around a single axis of rotation.
Clinical significance:
1. Gives a clear image of bone, soft tissues and blood vessels.
2. - Helps in the diagnosis of injuries of the inner ears and sinuses.
3. To detect cancer, heart and lung disorders.
4. For diagnosis of spinal problems and skeletal injuries.
5. Helps to measure bone mineral density.
6. To detect stroke causing clots and hemorrhage in the brain.

1. Pacemaker is a medical device which uses electrical impulses, delivered by electrodes contracting the heart muscles, to regulate the beating of the heart.
2. The primary purpose of a pacemaker is to maintain an adequate heart rate, either because the heart's natural pacemaker is not fast enough, or because there is a block in the hearts electrical conducting system.

Normal RBC ranges are:
1. Male: 4.7 to 6.1 million cells per microliter
(cells/mcL ).
2. Female: 4.2 to 5.4 million cells / mcL. .
Normal WBC range: 4.5 to 11.0 x 109/ L