What is Spinal Stenosis? Stenosis means narrowing of a hollow tube. Spinal stenosis is a condition where there is narrowing of the spinal canal causing compression of the spinal cord lying within it and/or narrowing of the spaces through which the spinal nerves leave the spinal column. Spinal stenosis usually occurs as >> Read More ...
The clarity of vision (acuity) is dependent on the refraction of parallel light rays and the sharp focus of this light on the retina. Normally the ciliary muscles of the lens can remain relaxed and distant objects can be seen clearly, albeit small depending on the distance. This normal vision is known as emmetropia. To see >> Read More ...
Screening for osteoporosis in high risk groups like postmenopausal women, elderly men, or patients on long-term corticosteroid therapy is always advisable for early detection. Management of osteoporosis also requires recording of the baseline values of parameters for monitoring the progress of osteoporosis therapy. The >> Read More ...
What is a pancreatic cyst? A cyst is an abnormal cavity within an organ that is filled with fluid. It is enclosed by an epithelial membrane that separates it from surrounding tissue. Cysts can occur just about anywhere in the body and may be single or multiple. When it occurs in the pancreas, it is known as a pancreatic >> Read More ...
The eye has a rich blood supply similar to other highly active parts of the body. The retina which is the photosensitive inner layer of the eyeball responds to light stimuli and generates impulses that travel via the optic nerve to the brain. This accounts for the sense of vision. The central retinal artery supplies blood >> Read More ...
What is a spinal cord injury? A spinal cord injury is a medical emergency which requires immediate treatment. It may occur due to direct trauma to the spinal cord itself or indirectly as a result of damage of the bones and soft tissues surrounding it. In any serious accident, a spinal cord injury should be assumed to be >> Read More ...
Calcium and vitamin D, specifically D3 or cholecalciferol, are essential for maintaining the strength and structural integrity of bones. While other nutrients also play an integral in bone development and strength, it is a deficiency of these two nutrients that have the most marked effect on integrity of the bone. >> Read More ...
Osteoporosis is a condition characterized by reduced bone mass and disturbed bone architecture. It can result in spontaneous fractures or fractures from minimal trauma. Osteoporosis is a major reason for the increased the risk of fracture in majority of postmenopausal women and to a certain extent in men, particularly >> Read More ...
The blood glucose (sugar) level is maintained with a narrow range that is sufficient for the cells to have an adequate supply of nutrition for energy production. High glucose levels can damage or even destroy cells over time while low levels will prevent cells from functioning optimally and lead to key systems in the body >> Read More ...
Lymph nodes are dilated portions of the lymphatic system where lymphatic fluid (lymph) is filtered. The fluid is drained from interstitial spaces and carried by afferent lymphatic vessels to the lymph nodes. It contains the excess tissue fluid that is not drained out of the tissue spaces into the venules and veins and may >> Read More ...
