haematogenous


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Related to haematogenous: hematogenous, haematogenous spread

haematogenous

Originating in, or carried by, the blood.
References in periodicals archive ?
Haematogenous spread occurs to the brain parenchyma or leptomeninges and can result in meningitis, abscess or granuloma formation and infarction [27].
At diagnosis, adenocarcinomas tend to be larger and exhibit a propensity for early lymphatic and haematogenous metastasis33.
Pathophysiologic mechanisms are unclear but most likely involve haematogenous seeding, ascending infections of the biliary tree and translocation of bacteria from the gastrointestinal tract, first of all the colon (122).
The most likely route in primary gastroduodenal tuberculosis is haematogenous spread, lymphatic spread and spread from the serosa by continuity from adjacent structures, especially the lymph-nodes.
ITB results from haematogenous spread or spread from contiguous lymph nodes or swallowed infected sputum.
The virus may reach the lower respiratory tract through contiguous spread, aspiration from the oropharynx or haematogenous spread in the presence of viraemia.
Adhesion of cancer cells to extracellular matrices (ECM) is known to be involved in the haematogenous metastasis of cancer (26) and tumour progression (27).
Direct haematogenous metastasis to the epidural catheter site.
The commonest route of metastasis to the GI tract is through the haematogenous route followed by lymphatic and peritoneal spread.
Transport to the ganglia is thought to be via retrograde axonal transport (from the skin) and via haematogenous spread.
These late infections can be due to reactivation of latent bacteria or may be because of late haematogenous seeding.
Further, it is easy to study various stages of TB progression like granuloma formation, liquefication, cavity formation and haematogenous spread of the disease in animal models (except mice) (21).