Shunt malfunction is a partial or complete blockage of the shunt that causes it to function intermittently or not at all. When a blockage occurs, CSF accumulates and can result in symptoms of untreated hydrocephalus. A shunt blockage from blood cells, tissue or bacteria can occur in any part of the shunt.
Updated March 20, 2017. Allergy shots, or immunotherapy, are a series of injections that are given over many months to years and are not given as a single shot. What many refer to as a 3-month allergy shot,â on the other hand, represents a long-acting corticosteroid injection, such as triamcinolone (Kenalog). Many people swear by these long-acting steroid shots as a great way to get through their allergy season symptom-free.
Birth Control Shot (Depo-Provera) Youâll get a shot of hormones in your arm thatâll protect you from pregnancy for 3 months. Itâs one of the most effective forms of birth control and works best if you get it every 12 weeks. It doesnât have estrogen, a hormone that is found the pill and other types of birth control. So you can get the shot if youâre breastfeeding or canât take estrogen. Most women will have fewer and lighter periods with it. Half of the women who use it will stop having periods after being on it for a year.