| parathyroid insufficiency | <endocrinology> A term which describes the abnormally low production of parathyroid hormone by the parathyroid glands. Hypoparathyroidism may be congenital or occur in association with another disorder (autoimmune disease, haemochromatosis). Common symptoms are those of low blood calcium: muscle spasms, tetany, facial grimacing, laryngeal spasm and seizures. (11 Jan 1998) |
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| vertebrobasilar insufficiency | Obstruction or stenosis of the vertebral-basilar system manifested by disturbances of consciousness, vertigo, headache, hemi- or quadriplegia, dysarthria, and facial paralysis. (12 Dec 1998) |
| partial adrenocortical insufficiency | Normal basal adrenocortical function with failure of adrenocortical reserve to respond to ACTH stimulation. (05 Mar 2000) |
| renal insufficiency | Defective function of the kidneys, with accumulation of waste products (particularly nitrogenous) in the blood. (05 Mar 2000) |
| respiratory insufficiency | Failure to adequately provide oxygen to cells of the body and to remove excess carbon dioxide from them. (12 Dec 1998) |
| chronic adrenocortical insufficiency | Adrenocortical insufficiency usually as the result of idiopathic atrophy or destruction of both adrenal glands by tuberculosis, an autoimmune process, or other diseases; characterised by fatigue, decreased blood pressure, weight loss, increased melanin pigmentation of the skin and mucous membranes, anorexia, and nausea or vomiting; without appropriate replacement therapy, it can progress to acute adrenocortical insufficiency. Synonym: Addison's disease, addisonian syndrome, hyposupradrenalism, morbus Addisonii. (05 Mar 2000) |
| chronic venous insufficiency | <cardiology> A condition in which the vein do not channel the flow of blood adequately. most often this condition is seen in the veins of the lower extremities. Symptoms include leg swelling, leg pain and muscle cramps. This condition can predispose to venous thrombosis. (27 Sep 1997) |
| mitral insufficiency | Malfunction of the mitral valve. Mitral insufficiency allows the backflow of blood (regurgitation) from the left ventricle into the left atrium. (12 Dec 1998) |
| mitral valve insufficiency | Backflow of blood from the left ventricle into the left atrium, owing to imperfect functioning of the mitral valve. (12 Dec 1998) |
| placental insufficiency | Failure of the placenta to deliver an adequate supply of nutrients and oxygen to the foetus. (12 Dec 1998) |
| muscular insufficiency | Failure of any muscle to contract with its normal force, especially such failure of any of the eye muscles. (05 Mar 2000) |
| convergence insufficiency | That condition in which an oesophoria or esotropia is more marked for far vision than for near vision. (05 Mar 2000) |
| coronary insufficiency | Inadequate coronary circulation leading to anginal pain. Synonym: coronarism. (05 Mar 2000) |
| primary adrenocortical insufficiency | Adrenocortical insufficiency caused by disease, destruction, or surgical removal of the adrenal cortices. (05 Mar 2000) |
| hepatic insufficiency | Defective functional activity of the liver cells. (05 Mar 2000) |