Heart block, also known as atrioventricular (AV) block, is a condition where the electrical signals that regulate the heartbeat are delayed or disrupted as they pass through the AV node, which is the electrical relay station between the atria and the ventricles of the heart. This can lead to an irregular heart rhythm and, in some cases, cause symptoms or complications.
Nipah virus is a highly dangerous pathogen with the potential to cause severe disease in both animals and humans. Here’s an overview of the virus:
Overview
- Family: Paramyxoviridae
- Genus: Henipavirus
- Species: Nipah virus (NiV)
Transmission
Nipah virus is zoonotic, meaning it can be transmitted from animals to humans. The primary hosts are fruit bats (especially Pteropus species). Transmission can occur through:
Japanese encephalitis (JE) is a viral infection that affects the brain and is transmitted to humans through mosquito bites. It is caused by the Japanese encephalitis virus (JEV), which belongs to the flavivirus family.