Craniectomy vs craniotomy Radiology

Craniotomy. The bone flap is surgically removed and later returned to the skull after surgery. Often performed so the brain can be accessed for further surgery. Craniectomy. The bone flap is surgically removed but is not returned to the skull after surgery. Often performed to relieve pressure on the brain Craniotomy. A craniotomy is a surgical procedure where a piece of calvarial bone is removed to allow intracranial exposure. The bone flap is replaced at the end of the procedure, usually secured with microplates and screws. If the bone flap is not replaced it is either a craniectomy (bone removed) or cranioplasty (non-osseous surgical repair)

The Difference Between Craniotomy and Craniectom

A craniectomy is a common neurosurgical procedure in which a portion of the skull is resected, but not put back (cf. craniotomy in which the bone flap is re-attached to the surgical defect) 1. The defect is usually covered over with a skin flap. If the defect is closed by a prosthetic covering then it is known as a cranioplasty Imaging plays an essential role in the evaluation of patients after cranial surgery. It is important to be familiar with the normal anatomy of the cranium; the indications for different surgical techniques such as burr holes, craniotomy, craniectomy, and cranioplasty; their normal postoperative appearances; and complications such as tension pneumocephalus, infection, abscess, empyema. Craniectomy A craniectomy is similar to a craniotomy, but the primary difference is the bone is not immediately replaced. A craniectomy is typically needed in an emergency situation, such as a traumatic brain injury, where a section of the skull is removed to relieve pressure

Craniotomy Vs Craniectomy - maternity photos

Half (48%) of them had a Craniotomy and the other half (52%) had a Craniectomy. Patients who were taken for a Craniotomy were more likely to have a presenting GCS between 6 and 8 (70.8% vs 38.5%, p=0.0218), had higher chance of post-operative survival (100% vs 76.9%, p=0.0121), and had a shorter mean hospital length of stay (13 days vs nique employed, such as burr holes, craniotomy, craniectomy, and cranioplasty. To recognize abnormal postoperative appearances, it is essen-tial to be familiar with the normal postoperative appearance after these procedures. If a patient undergoes postoperative imaging at a time or place that is remote from that o Craniotomy is a procedure in which a surgeon removes a section of the skull and replaces the piece of bone, or bone flap, immediately afterward using titanium screws and plates. In craniectomy,..

Craniotomy Radiology Reference Article Radiopaedia

Craniotomy and craniectomy are widely performed emergent neurosurgical procedures and are the prescribed treatment for a variety of conditions from trauma to cancer. It is vital for the emergency radiologist to be aware of expected neuroimaging findings in post-craniotomy and craniectomy patients in order to avoid false positives. It is just as necessary to be familiar with postsurgical. This 3D medical animation depicts two operations, called craniotomy and craniectomy, in which the skull is opened to access the brain. The normal anatomy of. Craniectomy is a see also of craniotomy. In surgery|lang=en terms the difference between craniectomy and craniotomy is that craniectomy is (surgery) the surgical procedure for removing a part of the skull, called a bone flap, to relieve intracranial pressure while craniotomy is (surgery) the surgical procedure for removing a part of the skull, called a bone flap, prior to a treatment the bone.

http://www.nucleushealth.com/ - This 3D medical animation depicts two operations, called craniotomy and craniectomy, in which the skull is opened to access t.. Decompressive bifrontal craniectomy provides a statistical advantage over medical treatment of intractable posttraumatic cerebral hypertension and should be considered in the management of malignant posttraumatic cerebral swelling. If the operation can be accomplished before the ICP value exceeds 40 Craniectomy vs. craniotomy— A craniectomy is a similar procedure to a craniotomy, but there is one crucial difference: the bone flap is not replaced in a craniectomy. This is often due to swelling of the brain or to an infection around the bone flap. What is preparation for a craniotomy like or craniotomy. 15. Feng et el. suggest that anti-inflammatory agents could potentially be helpful in stemming the evolution of hygro-mas into subdural hematomas. 16. Infection. With the administration of intraoperative anti-biotics, postoperative infection rates following decompressive craniectomy should not b A craniotomy is a surgical procedure in which a part of the skull is temporarily removed to expose the brain and perform an intracranial procedure. [1] The most common conditions that can be treated via this approach include brain tumors, aneurysms, arterio-venous malformations, subdural empyemas, subdural hematomas, and intracerebral hematomas.

Craniectomy Radiology Reference Article Radiopaedia

  1. The rate of cerebral infarction in the DC group was significantly higher than that of the craniotomy group (P = .002). Furthermore, 62 patients (31.9%) underwent ultra-early surgery after brain herniation. The rate of DC in the ultra-early surgery patients was significantly lower than for other patients (33.8% vs 92.4%, P < .001) as in Table 2
  2. Bifrontal Craniectomy A Two Burr Holes Just Behind The Coronal Scientific Diagram. Burr Holes Vs Craniotomy A Pictures Of Hole 2018. Burr Holes And Bone Flaps The Neurosurgical Atlas By Aaron Cohen Gadol M D. Craniotomy And Craniectomy Coding Cpt. Amicus Ilration Of Surgery Craniotomy Incision Laceration Ear Scalp Flap Burr Hole Temp Region.
  3. Patients who underwent craniectomy were also more likely to be discharged to a skilled nursing or rehabilitation facility (79.1% vs. 63.9%, P = 0.0011). CONCLUSIONS: Craniotomy is the preferred surgical technique for management of ASDH in the United States, being performed 10 times more frequently than craniectomy
  4. INTRODUCTION: Acute subdural hematoma (SDH) is a major cause of morbidity following severe traumatic brain injury. Surgical evacuation of the hematoma, either via craniotomy or craniectomy, is the mainstay of treatment in patients with progressiv

A craniectomy is a type of brain surgery in which doctors remove a section of a person's skull. Doctors do this surgery to ease pressure on the brain that happens because of swelling or bleeding. A craniectomy is a surgery done to remove a part of your skull in order to relieve pressure in that area when your brain swells. A craniectomy is usually performed after a traumatic brain injury A craniotomy is the surgical removal of part of the bone from the skull to expose the brain. Specialized tools are used to remove the section of bone called the bone flap. The bone flap is temporarily removed, then replaced after the brain surgery has been done. Some craniotomy procedures may use the guidance of computers and imaging (magnetic. prevalent than were craniectomy mechanisms (55.6% vs 32.3%), but pedestrian versus auto mechanisms were less prevalent (5.2% vs 19.4%, respectively). Epidural hematomas were more common in craniotomy patients (19.3% vs 3.2%). Progressive injury on preoperative CT occurred more commonly in craniectomy (29% vs 11.1%)

Imaging of the Post-operative Cranium RadioGraphic

  1. Decompressive craniotomy: durotomy instead of duroplasty to reduce prolonged ICP elevation. Burger R (1), Duncker D, Uzma N, Rohde V. BACKGROUND: Usually, decompressive craniectomy (DC) in patients with increased intracranial pressure (ICP) is combined with resection of the dura and large-scale duroplasty. However, duroplasty is cumbersome.
  2. g of DC questions were not incorporated into the recommendations and are not included in Table 2, given higher level evidence was available. The class 3 studies remain available for reference in the fourth edition. 12. QualityAssessment. Fundamental to this update was an appraisal of the level o
  3. Craniectomy is defined as the removal of a portion of the skull, without replacement. Some complications are related to this procedure, from extracranial herniation (Fig. 25.3), subdural and subgaleal hygromas, external brain tamponade, and paradoxical herniation, a neurosurgical emergency (Fig. 25.4)
  4. Craniotomy 및 Craniectomy의 목적. 뇌 손상이나 외상의 경우에는 뇌실을 부 풀리게하여 압력을 줄이기 위해 craniotomy 또는 craniectomy를 수행하는 것이 전체 절차의 목적입니다. 더 일반적으로, 많은 신경 외과 수술은 craniotomy 또는 craniectomy 중 하나에서 시작되면 신경.
  5. Post-operative hydrocephalus, a multi-factorial complication which could affect our results, was also calculated and occurred in 4 % of the craniotomy vs. 9.6 % of the craniectomy group (p = 0.08). The mean length of in-hospital stay was 9.3 days for the craniotomy group and 11.8 days for the craniectomy group (p = 0.10)
  6. Introduction. Decompressive craniectomy (DC) is performed in medically refractory situations involving elevated intracranial pressure (ICP), such as intracerebral bleeding, traumatic brain injury (TBI), and ischemic brain lesion leading to severe brain swelling. 5,17) Cranioplasty is then performed for cosmetic, protective and physiologic reasons after the cerebral edema has resolved. 4,6,7.
  7. Craniotomy vs. Craniectomy By Amy on November 21, 2012 • ( 3) Recently I was asked about my brain surgery. I had a craniectomy. Actually my surgery was called a Decompressive Craniectomy. But I said the word 'craniotomy' when I was asked about it

Surgeons can also perform a craniectomy or craniotomy. In a craniectomy, the surgeon removes a flap of bone, but does not replace it. In a craniotomy, the surgeon removes a flap of the skull and returns the piece of bone to its original place either immediately or at a later time. Most of the CPT® codes include craniectomy or craniotomy, so for coding purposes, it often doesn't matter which. Craniotomy vs. craniectomy. Craniotomies and craniectomies are different procedures. In craniotomy, the bone is replaced at the end of the surgery. On other hand,. Despite peri-and post-operative prophylaxis, infectious complications occur in approximately 1% to 3% of craniotomy and craniectomy procedures (7, 8). These infections are associated with a high.

Craniotomy vs. Craniectomy vs. Cranioplast

  1. In 77 cases, the index procedure consisted of a craniotomy, while in 7 cases, the procedure was a craniectomy. In 35 (41.7%) cases there was a prior craniotomy, and of these, the index surgery was performed at the same surgical site in 30 (35.7%) cases. Duraplasty was performed in 32 cases (38.1%, 14 supratentorial and 18 infratentorial)
  2. A Craniotomy is performed when a portion of the skull is removed and replaced and in craniectomy the portion of the skull is removed but not immediately replaced. Some examples of situations where a surgeon may choose to perform a craniotomy are: to create room for the brain to swell after trauma, to remove the bone due to an infection in the.
  3. The value of intraoperative intracranial pressure monitoring for predicting re-operation using salvage decompressive craniectomy after craniotomy in patients with traumatic mass lesions. Zhao HX(1), Liao Y(2), Xu D(1), Wang QP(1), Gan Q(1), You C(1), Yang CH(3)
  4. Although suboccipital craniectomy offers an excellent exposure, it could lead to complications. Thus, some authors proposed craniotomy as a valuable alternative to craniectomy. In the present study we compare postoperative complications after craniotomy or craniectomy for posterior fossa surgery

The sinking brain and scalp syndrome associated with neurological deterioration after decompressive craniectomy in traumatic brain edema is an uncommon condition. The recovery of neurological and imaging deficits following cranioplasty is well known. Although lumbar puncture and ventriculo-peritoneal shunts have been labelled precipitating. Decompressive craniectomy (DC) for the treatment of severe traumatic brain injury (TBI) has been established to decrease mortality. Despite the conclusion of the two largest randomized clinical trials associating the effectiveness of decompressive craniectomy vs. medical management for patients with traumatic brain injury (TBI), there is still clinical equipoise concerning the usefulness of DC. Patients who underwent craniectomy were also more likely to be discharged to a skilled nursing or rehabilitation facility (79.1% vs. 63.9%, P = 0.0011). CONCLUSIONS: Craniotomy is the preferred surgical technique for management of ASDH in the United States, being performed 10 times more frequently than craniectomy

The aim of our study is to assess outcomes in TBI patients undergoing decompressive craniectomy (DC) vs. craniotomy only (CO) for the evacuation of intracranial hemorrhage. METHODS: We performed a 5-year retrospective analysis of TBI patients with ICH who underwent craniotomy or craniectomy for traumatic ICH Craniectomy vs. craniotomy—A craniectomy is a similar procedure to a craniotomy, but there is one crucial difference: the bone flap is not replaced in a craniectomy. This is often due to swelling of the brain or to an infection around the bone flap

There are insufficient data to support one surgical treatment method. However, craniotomy provides a more complete evacuation of the hematoma for patients with an AEDH that require an operation to remove the clot. But whether decompressive craniectomy (DC) should be employed still has considerable controversy A total of 112 decompressive craniectomy done in study period of 18 months. Out of 112 patient with DC 66 enrolled in study and other are excluded. Out of 66 patient enrolled in study 7(10.6%) patient develop bone flap infection preserved in abdominal wall. Bone flap infection was more in poor nutrition patient(21.42%) vs good nutritio Rescue ICP trial of decompressive craniotomy vs medical care (NEJM 2016) STASH trial simvastatin for aneurysmal SAH (Lancet 2014) RESCUE-ASDH Craniectomy vs craniotomy for acute SDH (recruitment completed, awaiting report Sinking skin flap syndrome, often called as the syndrome of trephined, is a rare complication after a large craniectomy. The procedure is thought to convert cranium from a closed to an open box, hence altering the basic pathophysiology. Eventually, in some cases, a significant difference between atmospheric and intra cranial pressures is. RESULTS: The craniectomy group had lower Glasgow Coma Scale scores at surgery (median, 4 vs. 7; p = 0.04) and more severe radiographic injuries (using specific measures). Mortality, Glasgow Outcome Scale scores, Functional Independence Measures, and length of stay in both the acute care setting and the rehabilitation phase were similar between.

Complications Associated With Surgery for IntracranialMassive postoperative cerebral swelling following

Imaging of the Post-operative Craniu

Craniotomy: What is it, and is it different from craniectomy

In the retrosigmoid approach to craniotomy, headache is more prevalent in those who have the bone flap replaced (94% vs. 27%), or if there is duraplastic or direct dura closure (0% vs. 100%). Aseptic meningitis, most likely due to the use of fibrin glue and drilling of the posterior aspect of the internal auditory canal, is a major factor in. During brain tumor surgery, your doctor is guided by a computer system that uses information from diagnostic tests, such as MRI and CT scans, to pinpoint the exact location of your tumor, which aids in its removal. This process, called frameless stereotactic craniotomy, increases surgical precision and was pioneered here at NYU Langone The need for reoperation for persistent intracranial hypertension and duration of mechanical ventilation and intensive care unit stay were similar. Hospital survival was significantly higher in the decompressive craniectomy group (89% vs 56%), whereas long-term functional outcome was better in the hinge craniotomy group Salvage decompressive craniectomy will be performed for craniotomy patients once there is evidence of imaging deterioration and post-operative malignant intracranial hypertension Hospital stay (median, 24.5 vs. 11.0 days), and mortality (18.2 vs. 1.6%) were significantly greater in the ICH than in the control groups. Conclusions ICH after craniotomy is associated with severely prolonged hospital stay and mortality

Imaging the Postoperative Scalp and Cranium Radiology Ke

Poor outcome was higher (60.1% vs. 50.1%, p=0.004) in the craniectomy group. They analyzed their own study and compare with other studies. When comparing the preoperative characteristics of the craniotomy vs. craniectomy groups, craniectomy groups have more lower GCS score and high number of poor prognosis Two types of surgical decompression are currently practiced: craniotomy and evacuation of blood/clot, and decompressive craniectomy with removal of a bone flap. The latter can be performed prophylactically before severe swelling occurs, or therapeutically as a damage control procedure when ICP is refractory to all other measures

Craniectomy vs Craniotomy: Recovery, Risks & Benefit

Craniotomy 0 0 Craniectomy 5 2 Postoperative hematoma: Craniotomy 2 2 Craniectomy 0 0 Recurrent tumor: Craniotomy 2 2 Craniectomy 2 2 Total 67 58 performed in the posterior fossa (21 of 27) as part of an effort to achieve decompression of the brainstem. The normal post­ operative anatomy after craniectomy and the resulting C Craniectomy is a similar surgical approach as craniotomy except that the skull flap is not replaced after surgery (Figure 2A). It is commonly used to treat medically intractable raised intracranial pressure (ICP) secondary to either malignant infarction or intracranial hemorrhage 301 Moved Permanently. nginx/1.18. Craniectomy Vs. Whole-Vault Cranioplasty A Thesis Submitted to the Yale University School of Medicine in Partial Fulfillment of the Requirements for the Degree of Doctor of Medicine By Anup Patel 2009. 2 Abstract The functional morbidity in nonsyndromic craniosynostosis is not obvious. Because o The Rationale Of DC. As previously mentioned, among problems secondary to TBI, brain edema, and as consequence, ICH, are the meanly of them, more dramatically, TBI is the most common cause of intracranial hypertension [], and even more dramtically ICH is the most frequent cause of death and disability following severe TBI [33-35].Brain edema formation is a secondary injury caused by a cascade.

An award-winning, radiologic teaching site for medical students and those starting out in radiology focusing on chest, GI, cardiac and musculoskeletal diseases containing hundreds of lectures, quizzes, hand-out notes, interactive material, most commons lists and pictorial differential diagnoses (decompressive craniectomy) Mostly performed. While studies have demonstrated that decompressive craniectomy after stroke or TBI improves mortality, there is much controversy regarding when decompressive craniectomy is optimally performed. The goal of this paper is to synthesize the data regarding timing of craniectomy for malignant stroke and traumatic brain injury (TBI) based on studied time windows and clinical correlates of herniation


The pooled mortality in the decompressive craniectomy group was 24.21% (95% CI, 19.6-29.51) and 38.19% (95% CI, 32.77-43.93). The heterogeneity for this comparison was 34.4% and its MH odds ration demonstrated a clear reduction in mortality with craniectomy . Patients who underwent DC had a lower mortality association of nearly 50% A craniotomy is a surgical opening of a portion of the skull to gain access to the intracranial structures and replacement of the bone flap. A craniectomy is the surgical removal of a portion of the skull. Use cases for these procedures can be TBI such as with Roy, cancer, aneurysms, or infection that causes swelling Craniotomy: To a veteran neurosurgeon, it's just another day in the office, not even close to the most complex procedure one will perform in a given week.But a modern neurosurgeon has access to a variety of state-of-the-art imaging studies, precisely machined tools made specifically for neurosurgery, and thousands upon thousands of hours of practice This study is the first to compare the outcomes of patients undergoing craniotomy/craniectomy for severe TBI in PTSF-verified level I vs II trauma centers. The results show a clear, significant benefit in terms of mortality and functional outcomes favoring level I trauma centers A decompressive craniectomy may be necessary after a traumatic brain injury, to relieve pressure on the brain. It is a life-saving emergency treatment that involves removing a part of the skull

Craniotomy Vs. Craniectomy - The Operating Room Global (TORG

The incidence decreased to 10% vs 1% for craniectomy and craniotomy, respectively, at late follow-up. The authors conclude that retrosigmoid craniotomy is superior to craniectomy with regard to postoperative headaches. The paper provides additional support for performing craniotomy over craniectomy in the posterior fossa Decompressive craniectomy versus craniotomy only for intracranial hemorrhage evacuation: A propensity matched study. Faisal Jehan, Asad Azim, Peter Rhee, Muhammad Khan, Lynn Gries, Terence OKeeffe, Narong Kulvatunyou, Andrew Tang, Bellal Joseph. Research output: Contribution to journal › Article › peer-review decompressive craniectomy.15 One important drawback of this operation seems to be the unsatisfactory long-term outcome. new surgical modality for craniotomy appears to reduce the need for subsequent cranioplasty among patients undergoing surgical cerebral decompression. The efficacy of the hinge craniotomy

Approach to Severe Hemispheric Stroke | Neurology

Prolonged survival after craniectomy with skull reconstruction and adjuvant definitive radiation therapy in three dogs with multilobular osteochondrosarcoma. Holmes ME(1), Keyerleber MA(1), Faissler D(1). Author information: (1)Cummings School of Veterinary Medicine, Tufts University, North Grafton, Massachusetts Radiology. Rheumatology. Transplantation. Urology. Rather than make a case that there is a right or wrong answer regarding decompressive craniectomy for MCI, we put our findings into a. Over the past 30 years, several clinical investigations and observational (2019) Chapter 12: Decompressive Craniectomy: Long Term Outcome studies have tried to address this through examining craniectomy size, craniectomy vs. craniotomy, and Ethical Considerations

Craniotomy vs. craniectomy for posterior fossa tumors: a ..

A craniotomy is a surgical procedure that involves opening up the skull in order to remove the tumor. An incision is first made in the scalp, then a piece of bone known as a bone flap is removed to access the affected area. Dr. Lipani will remove as much of the meningioma as possible without affecting nearby healthy tissue. Depending on the. Craniotomy is a surgery to cut a bony opening in the skull. A section of the skull, called a bone flap, is removed to access the brain underneath. A craniotomy may be small or large depending on the problem. It may be performed to treat brain tumors, hematomas (blood clots), aneurysms or AVMs, traumatic head injury, foreign object Clinical and radiologic outcome of a less invasive, low-cost surgical technique of osteoplastic decompressive craniectomy. J Neurol Surg A Cent Eur Neurosurg. 2016; 77 (2):167-175. doi: 10.1055/s-0035-1566115 The craniectomy group had a 15.2% incidence of isolated EDH, 3.0% combined EDH and SDH, 9.1% isolated IPH, and 72.7% isolated SDH. The craniectomy group had greater MLS than the craniotomy group (9.33 vs. 6.33 mm, P = 0.009). The stated 15.2% of craniectomies performed for isolated EDH included cerebral edema as well as cerebral contusion. Background: Pneumocephalus occurs in a variety of clinical settings and has important anesthetic implications, particularly if N 2 O is used. One common cause of pneumocephalus is a craniotomy or craniectomy, and therefore patients undergoing these neurosurgical procedures may be at increased risk for the development of tension pneumocephalus if N 2 O is used during a subsequent anesthetic

Mortality Outcome of Emergency Decompressive Craniectomy and Craniotomy in the Management of Acute Subdural Hematoma: A National Data Analysis Show all authors. Nasim Ahmed, MD, FACS 1 2. Nasim Ahmed . Division of Trauma & Surgical Critical Care, Jersey Shore University Medical Center, Neptune, NJ, USA Translabyrinthine Craniotomy. The TL is a posterior approach through the mastoid temporal bone, anterior to the sigmoid sinus ().Following a simple mastoidectomy, the vertical facial nerve canal is skeletonized and a labyrinthectomy is performed, allowing access to the IAC behind the vestibule (). 36 Access to the CPA can be gained by removing bone posterior to the porus acusticus

Craniotomy/craniectomy with removal of extra-axial tumor with or without microsurgical dissection. 14.49F. Cortical exploration and resection for epilepsy. NOTE: As stated in G.R. 11.1.1, claims for services in the Diagnostic Radiology section will not be payable unless the physician has been approved by the CPSA to provide those services A posterior fossa craniotomy window of approximately 3 × 3 cm is made in the retrosigmoid approach. It is bounded anteriorly by the sigmoid sinus and superiorly by the transverse sinus. The craniectomy begins with two or three closely approximated burr holes. The burr holes are joined up with rongeurs, creating a craniotomy window CPT ® Code Set. 61321 - CPT® Code in category: Craniectomy or craniotomy. CPT Code information is available to subscribers and includes the CPT code number, short description, long description, guidelines and more. CPT code information is copyright by the AMA. Access to this feature is available in the following products: Find-A-Code Essentials

The incidence of venous air embolism in our study of 23 children undergoing craniectomy for craniosynostosis was 82.6%. Though most episodes of venous air embolism during craniosynostosis repair are without hemodynamic consequences, the preemptive placement of a precordial Doppler ultrasonic probe is a noninvasive, economic, and safe method for the detection of venous air embolism Craniotomy is a procedure to remove a section of skull in order to access the brain for various types of surgeries. An MRI-guided craniotomy is called a stereotactic craniotomy. Potential complications depend on the type of surgery involved. Most patients without other health problems recover from a craniotomy without major complications

Craniectomy Surgery is a neurological procedure which involves removing a portion of the skull to relieve the pressure on the underlying brain. Usually, this procedure is performed in case where the patient has experienced severe brain injury that results in significant amounts of bleeding and excessive swelling of the brain Decompressive craniectomy is a surgical procedure where a large section of the skull is removed and the underlying dura mater exposed. Primary decompressive craniectomy refers to leaving a large bone flap out after extraction of an intracranial haematoma in the early phase post-TBI decompressive craniectomy), and 202 patients were assigned to ongoing medical therapy (continuing Stage 1 and Stage 2 management, with the option to add barbiturates). Results At six months, there was lower mortality in the sur-gical group compared with the medical group (26.9% vs. 48.9%), but higher proportions of vegetative stat

Medial Sphenoid Wing Meningioma. This opens in a new window. Approximately ~15-20% of all meningiomas arise from the sphenoid wing, with about half of these arising from the medial portion of the wing. Medial sphenoid wing meningiomas are a heterogeneous group of tumors originating from the anterior clinoid and the medial third of the lesser. Decompressive craniectomy is a controversial therapy for malignant middle cerebral artery (MCA) stroke. Malignant MCA stroke is indicated by: MCA territory stroke of >50% on CT. Perfusion deficit of >66% on CT. Infarct volume >82 mL within 6 hours of onset (on MRI In the present study we compare post- Post-operative hydrocephalus, a multi-factorial complication operative complications after craniotomy or craniectomy for which could affect our results, was also calculated and oc- posterior fossa surgery. curred in 4 % of the craniotomy vs. 9.6 % of the craniectomy Methods We prospectively collected data.