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overdrainage if a shunt is used","Anesthesia-related and thromboembolic risks"],"pain":"Moderate postoperative neck or back and headache pain for the first days to weeks, managed with oral and initially IV analgesia.","preparation":["Neurological exam and brain/spine MRI, sometimes CSF flow imaging","Preoperative blood tests and anesthesia assessment","Fasting before general anesthesia per anesthesia team","Review of regular medications and blood-thinners with the surgical team","Informed consent discussion of risks and expected benefits"],"recovery_timeline":[{"phase":"Hospital stay (days 0-7)","description":"Neurological monitoring, pain control, early mobilization and wound observation; report fever, severe headache or wound leakage.","restrictions":["Avoid bending and heavy straining"]},{"phase":"Early recovery (weeks 1-6)","description":"Gradual increase in walking and daily activity; neck discomfort and headache improve.","restrictions":["No heavy lifting","No driving until cleared by surgeon","Avoid vigorous neck movements"]},{"phase":"Later recovery (weeks 6-12)","description":"Return to most normal activities and work; follow-up MRI and neurological review.","restrictions":["Avoid contact sports and heavy straining until cleared"]}],"rehabilitation_days":{"min":30,"max":90,"unit":"days","qualifier":"Ordinary functional recovery after decompression; physiotherapy may be needed longer when deficits are present."},"result_longevity":"Decompression often stabilizes symptoms and shrinks the syrinx for many years, but long-term durability varies. Recurrence or progression can occur, so periodic clinical and MRI follow-up is advised.","revision_rate_pct":{"min":5,"max":15,"unit":"percent","qualifier":"Reoperation for persistent or recurrent syrinx, CSF leak or pseudomeningocele after decompression, within several years."},"scars":"Midline linear scar at the back of the head and upper neck (or over the spine for other approaches), usually fine and covered by hair at the upper end.","sessions_or_stages":{"sessions":{"min":1,"max":1,"unit":"visits","qualifier":"Single operation in the usual uncomplicated case."},"stages":[{"code":"surgery","label":"Single-stage surgery (e.g., posterior fossa decompression)","after":{"min":0,"max":0,"unit":"days","qualifier":"Performed on the day of admission or surgery."}}],"qualifier":"Reoperation or shunting is not routine and is not counted."},"success":{"metric":"Syrinx shrinkage or neurological stabilization after decompression","value":80,"unit":"percent of patients","horizon":"12 months","population":"Adults with symptomatic Chiari I-associated syringomyelia after posterior fossa decompression with duraplasty","evidence_status":"limited"},"techniques":[{"name":"Posterior fossa decompression with duraplasty","suits_whom":"Syringomyelia associated with Chiari I malformation; the most common approach.","recovery":"Hospital stay of several days; return to light activity in weeks."},{"name":"Syringo-subarachnoid or syringo-pleural shunting","suits_whom":"Persistent or recurrent syrinx after decompression, or syrinx without a Chiari cause.","recovery":"Similar hospital stay; risk of shunt blockage requiring revision."},{"name":"Untethering or arachnolysis (adhesion release)","suits_whom":"Post-traumatic or post-inflammatory syrinx with arachnoid scarring or tethering.","recovery":"Variable; often longer and depends on the level of surgery."}],"treatment_conditions":["inpatient"],"treatment_duration_hours":{"min":2,"max":4,"unit":"hours","qualifier":"Operative time for posterior fossa decompression with duraplasty; other techniques differ."},"initial_assessment_documents":["Brain and whole spine MRI","MRI reports","Neurosurgery clinic notes","Neurological symptom summary","Previous spine or brain surgery reports (if available)","List of blood thinners"],"travel_trips":{"min":1,"max":1,"one_trip_possible":true,"qualifier":"Single operation; stay 3-7 nights in hospital, then 1-2 weeks nearby before flying. Follow-up reviews are done locally or remotely."}}},"hrefLanguages":[{"rel":"alternate","hreflang":"ru","language":"ru","href":"https://ru.bookimed.com/clinics/country=israel/city=tel-aviv/procedure=operacia-pri-siringomielii/"}],"questionsAndAnswers":[],"seoTests":{"thin_content":false,"no_txt_after_3_clinics":false},"offerFilters":{"offer_count":0,"price_filter":{"from":0,"to":0,"avg":0}},"leadsCount":{"leads_count":54035},"manualSeo":[],"updatedAt":"2026-10-11T04:06:42.000Z","activeCountries":["IL","TR","ES","TH"],"hasVideoReviewsByContext":true,"hasCriticalApiFallback":false}