| GV | gastric volume; gas ventilation; gentian violet; germinal vesicle; granulosis virus; griseoviridan; ... |
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| HAV | hemadsorption virus; hepatitis A virus |
| HCV | hepatitis C virus; hog cholera virus |
| HDV | hepatitis D virus; hepatitis delta virus |
| HLV | hamster leukemia virus; herpes-like virus; hypoplastic left ventricle |
| haemorrhagic bacteraemia | Any of several diseases usually caused by pasteurella multocida, marked by the presence of haemorrhagic areas in the subcutaneous tissues, serous membranes, muscles, lymph glands, and throughout the internal organs. (12 Dec 1998) |
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| haemorrhagic brain metastases | <radiology> Intratumoural haemorrhage most likely to be high-density, well circumscribed mass, melanoma, thyroid carcinoma, renal carcinoma, choriocarcinoma (12 Dec 1998) |
| haemorrhagic bronchitis | Chronic bronchitis due to infection with spirochetes (though other bacteria are usually present and contribute to the infection) and characterised by cough and bloody sputum. Synonym: bronchopulmonary spirochetosis, bronchospirochetosis, Castellani's bronchitis. (05 Mar 2000) |
| haemorrhagic colitis | Abdominal cramps and bloody diarrhoea, without fever, attributed to a self-limited infection by a strain of Escherichia coli. (05 Mar 2000) |
| haemorrhagic cyst | A cyst containing blood or resulting from the encapsulation of a haematoma. Synonym: blood cyst, haematocele, haematocyst, sanguineous cyst. (05 Mar 2000) |
| haemorrhagic cystitis | Bladder inflammation with macroscopic haematuria. Generally the result of a chemical or other traumatic insult to the bladder (chemotherapy, radiation therapy). (05 Mar 2000) |
| haemorrhagic diathesis | <haematology> Haemorrhagic diathesis is a condition where the patient is more prone to bleeding than normal. This can be the result of a genetic disease such as haemophilia, or the result of malnutrition such as the lack of vitamin C (resulting in scurvy) or of vitamin K. (09 Oct 1997) |
| haemorrhagic disease of deer | A haemorrhagic disease of certain deer of the central and eastern United States, caused by an orbivirus, a member of the Reoviridae, and characterised by multiple haemorrhages, shock, and trauma; infection is thought to be arthropod-borne. Synonym: haemorrhagic disease of deer. (05 Mar 2000) |
| haemorrhagic disease of newborn | A self-limited haemorrhagic disorder of the first days of life, caused by a deficiency of the vitamin k-dependent blood coagulation factors II, vii, ix, and x. (12 Dec 1998) |
| haemorrhagic disease of the newborn | A syndrome characterised by spontaneous internal or external bleeding accompanied by hypoprothrombinaemia, slightly decreased platelets, and markedly elevated bleeding and clotting times, usually occurring between the third and sixth days of life and effectively treated with vitamin K. (05 Mar 2000) |
| haemorrhagic endovasculitis | Endothelial and medial hyperplasia of placental blood vessels with thrombosis, fragmentation, and diapedesis of red blood cells resulting in stillbirth or foetal developmental disorders. (05 Mar 2000) |
| haemorrhagic enteritis | A disease of turkeys caused by an adenovirus and characterised by splenomegaly and intestinal haemorrhage. (05 Mar 2000) |
| haemorrhagic exudative erythema | <dermatology> This relatively rare disorder is characterised by skin purpura, joint pains, abdominal pain and renal disease (glomerulonephritis). Although Henoch-Schonlein purpura or anaphylactoid purpura, is thought to be a immune complex mediated disease, its exact cause is unknown. Its typical benign coarse can, however, include renal failure. (27 Sep 1997) |
| haemorrhagic fevers, viral | A group of viral diseases of diverse aetiology but having many similar clinical characteristics; increased capillary permeability, leukopenia, and thrombocytopenia are common to all. Haemorrhagic fevers are characterised by sudden onset, fever, headache, generalised myalgia, backache, conjunctivitis, and severe prostration, followed by various haemorrhagic symptoms. Haemorrhagic fever with kidney involvement is haemorrhagic fever with renal syndrome. (12 Dec 1998) |
| haemorrhagic gangrene | Gangrene occurring rarely in advanced meningococcal septicaemia. (05 Mar 2000) |