| RHD | radiological health data; relative hepatic dullness; renal hypertensive disease; rheumatic heart dis... |
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| SCD | scleroderma; service-connected disability; sickle-cell disease; spinocerebellar degeneration; subacu... |
| SMCD | senile macular choroidal degeneration; systemic mast cell disease; systemic meningococcal disease |
| URD | unspecified respiratory disease; upper respiratory disease |
| VD | vapor density; vascular disease; vasodilation, vasodilator; venereal disease; venous dilatation; ven... |
| Marek's disease virus | The herpesvirus that causes avian lymphomatosis (Marek's disease); is distinct from those causing other forms of leukosis. Synonym: avian lymphomatosis virus, fowl neurolymphomatosis virus, Marek's disease virus. (05 Mar 2000) |
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| Marfan's disease | <syndrome> A hereditary condition of the connective tissue. Symptoms and signs include tall lean body type, irregular or unsteady gait, long extremities (including fingers and toes), abnormal joint flexibility, flat feet, stooped shoulders, dislocation of the optic lens and aneurysms of the aorta. Affects 1 in 50,000 people. Probably a collagen fibril assembly disorder since it can be mimicked in mice by aminonitriles that interfere with crosslinking. Inheritance: autosomal dominant. (06 Oct 1997) |
| margarine disease | Erythema multiforme caused by an emulsifying agent used in the manufacture of margarine. (05 Mar 2000) |
| genital ulcer disease | Ulcerative lesions on the genitals, usually caused by a sexually transmitted condition such as herpes, syphilis or chancroid. The presence of genital ulcers may increase the risk of transmitting HIV. (09 Oct 1997) |
| parasitic disease | A disease due to the presence and vital activity of a parasite, or as a reaction to a parasite. (05 Mar 2000) |
| parasitic eosinophilic lung disease | <radiology> All are metazoans (mostly nematodes), Ascaris, Strongyloides, Ancyclostoma, Schistosoma, tropical pulmonary eosinophilia, pulmonary larva migrans (12 Dec 1998) |
| Marie's disease | A hypertrophic osteopathy of dogs in which osseous changes of the limbs are associated with intrathoracic lesions such as pulmonary neoplasms; also occurs in horses, cattle, and sheep. (05 Mar 2000) |
| Marie-Strumpell disease | <rheumatology> A polyarthritis involving the spine, which is characterised by progressive, painful stiffening of the joints and ligaments. It almost exclusively affects young men. Interestingly the disease seems to be associated with HLA B27, those with this histocompatability antigen are 300 times more likely to get the disease, 90% of sufferers have HLA B27 (18 Nov 1997) |
| Marion's disease | A congenital obstruction of the posterior urethra. (05 Mar 2000) |
| Recklinghausen's disease of bone | Rarefying osteitis with fibrous degeneration and formation of cysts, and with the presence of fibrous nodules on the affected bones. It is due to marked osteoclastic activity secondary to hyperfunction of the parathyroid glands. (12 Dec 1998) |
| Recklinghausen's disease type I | type 2 neurofibromatosis |
| Gerhardt-Mitchell disease | Disease marked by paroxysmal, bilateral vasodilatation, particularly of the extremities, with burning pain, and increased skin temperature and redness. (12 Dec 1998) |
| Gerhardt's disease | Disease marked by paroxysmal, bilateral vasodilatation, particularly of the extremities, with burning pain, and increased skin temperature and redness. (12 Dec 1998) |
| vertebral-basilar artery disease | <cardiology> Aortic arch syndrome, also referred to by many as vertebral-basilar artery disease, carotid artery occlusive syndrome and subclavian steal syndrome is characterised by a constellation of signs and symptoms which occur secondary to abnormalities in the major arteries which extend off of the aortic arch. These abnormalities are structural and most often secondary to the effects of atherosclerosis, blood clots, trauma or a congenital abnormality. Symptoms of this condition include various neurologic symptoms, reduction in pulse and changes in blood pressure. (27 Sep 1997) |
| Gerlier's disease | A paroxysmal attack of severe vertigo, not accompanied by deafness or tinnitus, which affects young to middle-aged adults, often following a non-specific upper respiratory infection; due to unilateral vestibular dysfunction. Synonym: endemic paralytic vertigo, epidemic vertigo, Gerlier's disease, kubisagari, kubisagaru, paralyzing vertigo. (05 Mar 2000) |