Category: J

  • JC virus

    The polyomavirus, specifically the JC virus, typically doesn’t show symptoms in healthy adults. However, for individuals with weakened immune systems, like those with leukemia, lymphoma, or AIDS, this virus can lead to a serious brain condition called progressive multifocal leucoencephalopathy, resulting in dementia.  

  • Japanese B encephalitis

    A widespread form of encephalitis (brain inflammation) transmitted by mosquitoes, found in Japan, India, and some areas of Southeast Asia. While many infected individuals show no symptoms, some can suffer from intense encephalitis resulting in paralysis, seizures, coma, and even death. Vaccination is accessible for those journeying to areas with a higher risk.  

  • Jahnke’s syndrome

    A variant of Sturge–Weber syndrome characterized by abnormal blood vessels in the face and brain but lacking the typical glaucoma (elevated eye fluid pressure) commonly linked with the syndrome.  

  • Jacksonian seizures

    A brief disruption in brain activity where seizures start in a specific body region, like a limb or the face, and might extend to other parts or potentially the entire body — a progression termed as the seizure’s march. While the individual often remains conscious, they might experience memory loss.  

  • Jaccoud’s arthropathy

    Also known as Jaccoud’s arthritis or Jaccoud’s syndrome, this uncommon type of chronic arthritis is linked with systemic lupus erythematosus. It results in fibrous alterations in the joint capsules and tendons at the fingers’ base, causing pain and inflammation.  

  • Jarisch-herxheimer reaction

    A transient response observed during the administration of penicillin for the treatment of syphilis, characterized by symptoms such as fever, chills, and exacerbation of the skin rash or chancre. A rise in syphilis symptoms after initial treatments with arsenicals or penicillin, lasting between 12 to 24 hours.  

  • Jumper

    A concise segment of conductor employed to establish a linkage between two designated locations within an electrical circuit.  

  • Jam turnovers

    Begin by skillfully cutting thinly rolled puff pastry into squares, ensuring precision in your measurements. Proceed to generously spread a layer of jam on one half of each pastry square, leaving approximately a 4-inch margin from the edge. With utmost care, moisten the edges of the pastry using a brush dipped in water, then deftly…

  • Julep

    A beverage favored in the southern reaches of the United States, conventionally composed of bourbon whiskey and mint leaves.  

  • Jujube

    Initially denoting a member of the buckthorn family, indigenous to the eastern region and valued for the sugared fruit or jelly derived from it. In modern times, the term is also utilized to refer to a type of confectionery resembling cherries. Occasionally, jujubes may be imbued with medicinal properties or a particular fragrance.