| focal metastatic disease | Presence of a single area of metastasis of a malignant tumour or infection distant from the primary lesion. (05 Mar 2000) |
|---|---|
| adrenal calcification | <radiology> Haemorrhage, cyst, Addison's disease (e.g., TB, histo), neoplasm, pheochromocytoma, adrenal cortical adenoma/carcinoma, adrenal choristoma (myelolipoma), metastatic melanoma, Wolman disease (12 Dec 1998) |
| basal ganglia calcification | <radiology> Idiopathic: normal variant (50%), abnormal calcium metabolism, hyperparathyroidism, hypo-, pseudohypo-, and pseudo-pseudohypoparathyroidism, ToRCHS infection (especially CMV, toxo), tuberous sclerosis, Cockayne syndrome, Fahr syndrome (ferrocalcinosis), lipoid proteinosis (hyalinosis cutis) (12 Dec 1998) |
| bladder calcification | <radiology> Schistosomiasis (bilharziasis), major cause worldwide, 50% have calcification, can cause squamous cell carcinoma, TB and other infections, radiation cystitis, calculi, bladder neoplasms, transitional cell carcinoma, squamous cell carcinoma, leiomyosarcoma, haemangioma, neuroblastoma, osteosarcoma (12 Dec 1998) |
| calcification | <biochemistry> The process by which organic tissue becomes hardened by a deposit of calcium salts within its substance. Origin: L. Facere = to make. (21 Mar 1998) |
| calcification lines of Retzius | Incremental line's of rhythmic deposition of successive layers of enamel matrix during development. Synonym: lines of Retzius. (05 Mar 2000) |
| calcification, physiologic | Process by which organic tissue becomes hardened by the physiologic deposit of calcium salts. (12 Dec 1998) |
| pathologic calcification | Calcification occurring in excretory or secretory passages as calculi, and in tissues other than bone and teeth. (05 Mar 2000) |
| renal calcification | <radiology> Nephrolithiasis, nephrocalcinosis, medullary (more common), cortical, neoplastic or inflammatory mass, renal cell carcinoma, XGP, tuberculosis (12 Dec 1998) |
| gyral brain calcification | <radiology> Sturge-Weber-Dimitri syndrome, treated CNS lymphoma, post-meningoencephalitis, brain tumour (oligodendroglioma) (12 Dec 1998) |
| physiological intracranial calcification | <radiology> Pineal gland, habenular commisure, choroid plexus, dura, pacchionian bodies, basal ganglia and dentate nucleus (12 Dec 1998) |
| Monckeberg's calcification | Arterial sclerosis involving the peripheral arteries, especially of the legs of older people, with deposition of calcium in the medial coat (pipestem arteries) but with little or no encroachment on the lumen. Synonym: medial arteriosclerosis, Monckeberg's calcification, Monckeberg's degeneration, Monckeberg's medial calcification, Monckeberg's sclerosis. (05 Mar 2000) |
| Monckeberg's medial calcification | Arterial sclerosis involving the peripheral arteries, especially of the legs of older people, with deposition of calcium in the medial coat (pipestem arteries) but with little or no encroachment on the lumen. Synonym: medial arteriosclerosis, Monckeberg's calcification, Monckeberg's degeneration, Monckeberg's medial calcification, Monckeberg's sclerosis. (05 Mar 2000) |
| pineal gland calcification | <radiology> Visible on plain skull film (33-76% in adults), seen more frequently on CT, rare in kids less than 6 y.o. (presence suggests neoplasm), usually in the form of a cluster of amorphous, irregular densities, may be solitary, the size of calcification: usually 3-5 mm, if greater than 1 cm, suspect pinealoma, AV malformation, etc. See: physiological intracranial calcifications (12 Dec 1998) |
| coronary artery calcification | <radiology> In setting of chest pain, upto 94% will have significant coronary artery calcification (12 Dec 1998) |