A treatment administered following exposure to a harmful agent which attempts to block or reduce injury or infection. Prophylaxis means a defense or protection.
Post-exposure prophylaxis (PEP), for example, might concern the treatment of a health care worker exposed by a needle stick to HIV with a drug such as AZT to protect them from being infected with HIV.
- Post-nasal drip
Mucous accumulation in the back of the nose and throat leading to or giving the sensation of mucus dripping downward from the back of the nose.
- Post-polio muscular atrophy (PPMA)
Belated muscle wasting that occurs as part of the post-polio syndrome (PPS), a constellation of symptoms and signs that appear late, from 20 to 40 years after the initial polio infection and at least 10 years after what was once thought to be the “recovery” from polio. PPS is no small problem. It is estimated […]
Overly mature, overly developed, especially as regards a baby that has not been born until well after the usual term pregnancy. A post-term baby is one born 2 weeks (14 days) or more after the usual 9 months (280 days) of gestation. The gestation (length of the pregnancy) is calculated from the date of the […]
An overly mature baby that has not been born until well after the usual term pregnancy. A post-term baby is one born 2 weeks (14 days) or more after the usual 9 months (280 days) of gestation. The gestation (length of the pregnancy) is calculated from the date of the last menstrual period (LMP). This […]
- Post-thrombotic syndrome
The complications that may follow deep vein thrombosis (DVT). The complications after DVT may include persistent edema (swelling), pain, purpura (bleeding into the skin), increased skin pigmentation, eczematoid (eczema-like) dermatitis, pruritus (itchiness), ulceration, and cellulitis (bacterial infection just below the skin). All of these complications result from the impaired return of blood through the veins […]