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.
Now im back on the Norco at night, and I see my OS in 4 weeks for either another shot, or possibly scheduling a second surgery. My question is how often can I get cortisone injections? If I do get one at my next appt, which is June 26, it will be about 15 weeks since the first one back on March 13.ow im back on the Norco at night, and I see my OS in 4 weeks for either another shot, or possibly scheduling a second surgery. My question is how often can I get cortisone injections? If I do get one at my next appt, which is June 26, it will be about 15 weeks since the first one back on March 13.