Sacrum Anatomy The sacrum is a single wedge-shaped bone formed by the fusion of five sacral vertebrae. In childhood, the sacral vertebrae are separated by intervertebral discs in much the same manner as the upper parts of the spinal column. However, around the age of 20 these vertebrae start to fuse by ossification of the >> Read More ...
The hip is the area on the side of the buttock and is made up of several muscles, tendons, ligaments and bones. Hip pain is mainly due to disorders of the muscles, its tendons and or surrounding ligaments or may be due to the hip joint. The latter is more common and chronic hip joint problems are seen more frequently with >> Read More ...
Elbow Anatomy Elbow pain may arise from any of the several structures making up the elbow or from structures around the elbow. It is important to understand the anatomy of the elbow in order to identify possible causes of elbow pain. The elbow is a complex joint that is responsible for movement in more than one axis. It >> Read More ...
HIV Lab Test vs Rapid Test HIV testing can be broadly divided between rapid tests and laboratory tests. The rapid test can be done at home or at a screening facility and a result is available within minutes. It should be followed through with laboratory testing should there be a positive result. Although rapid tests are >> Read More ...
What is bone TB? Tuberculosis (TB) is a well known infectious disease that mainly affects the lungs (pulmonary tuberculosis ~ lung TB). However, it can affect various other sites of the body and is then referred to as extrapulmonary TB. When it affects the bone, it is known as tuberculous osteomyelitis or simply bone >> Read More ...
What is the stomach? The human stomach is a walled sac that is a part of the alimentary tract lying between the esophagus (food pipe) and duodenum (first part of the small intestine). It plays a central role in both mechanical and chemical digestion of food – the process of breaking down food into simpler compounds >> Read More ...
Vision Problems Definitions What is vision? Vision is the ability to perceive the surrounding environment by interpreting the images cast by light on the eye. This is possible through the visual apparatus the eyeball, optic nerve and brain. The eyeball is responsible for focusing a sharp image and converting the light into >> Read More ...
Arthrosis Definition Arthrosis has two definitions – one anatomical (part of the body) and one pathological (disease). Arthrosis is the term for any joint in the body(Greek ~arthros). A joint in turn is the point where two bones meet in a manner which allows for movement (articulation). The different types of joints >> Read More ...
Corneal transplantation, also known as corneal graft or keratoplasty, is usually done when there is loss of vision in one eye due to damage to the cornea as a result of disease or injury. The cornea is the transparent layer of tissue in front of the eye. When the cornea becomes cloudy, light cannot enter the eye >> Read More ...
Most of the abdominal organs are covered by a double layer sac known as the peritoneum. The visceral peritoneum adheres to the organs while the parietal peritoneum lines the inner wall of the abdomen. Between these two layers is a potential space known as the peritoneal cavity. A small amount of peritoneal fluid serves as >> Read More ...
