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.
If you get the shot within five days of starting your period or within five days of giving birth, you are protected immediately. Otherwise, you need to use a backup contraception method for the first week. You will need to return to your doctorâs office every 12 weeks for another injection. If 14 weeks or more have passed since your last shot, your doctor may require that you get a pregnancy test before giving you another shot. Advertisement.