Postoperative pneumocephalus increases the recurrence rate of chronic subdural hematoma

2018 ◽  
Vol 166 ◽  
pp. 56-60 ◽  
Author(s):  
Chao-guo You ◽  
Xue-sheng Zheng
2008 ◽  
Vol 108 (2) ◽  
pp. 275-280 ◽  
Author(s):  
Rudolf A. Kristof ◽  
Jochen M. Grimm ◽  
Birgit Stoffel-Wagner

Object The purpose of this study was to clarify whether cerebrospinal fluid (CSF) leakage into the subdural space is involved in the genesis of chronic subdural hematoma (CSDH) and subdural hygroma (SH) and to clarify whether this leakage of CSF into the subdural space influences the postoperative recurrence rate of CSDH and SH. Methods In this prospective observational study, 75 cases involving patients treated surgically for CSDH (67 patients) or SH (8 patients) were evaluated with respect to clinical and radiological findings at presentation, the content of β -trace protein (β TP) in the subdural fluid (βTPSF) and serum (βTPSER), and the CSDH/SH recurrence rate. The βTPSF was considered to indicate an admixture of CSF to the subdural fluid if βTPSF/βTPSER > 2. Results The median β TPSF level for the whole patient group was 4.29 mg/L (range 0.33–51 mg/L). Cerebrospinal fluid leakage, as indicated by βTPSF/βTPSER > 2, was found to be present in 93% of the patients with CSDH and in 100% of the patients with SH (p = 0.724). In patients who later had to undergo repeated surgery for recurrence of CSDH/SH, the βTPSF concentrations (median 6.69 mg/L, range 0.59–51 mg/L) were significantly higher (p = 0.04) than in patients not requiring reoperation (median 4.12 mg/L, range 0.33–26.8 mg/L). Conclusions As indicated by the presence of βTP in the subdural fluid, CSF leakage into the subdural space is present in the vast majority of patients with CSDH and SH. This leakage could be involved in the pathogenesis of CSDH and SH. Patients who experience recurrences of CSDH and SH have significantly higher concentrations of βTPSF at initial presentation than patients not requiring reoperation for recurrence. These findings are presented in the literature for the first time and have to be confirmed and expanded upon by further studies.


2020 ◽  
Vol 17 (02) ◽  
pp. 110-120
Author(s):  
Ramesh Chandra Vemula ◽  
B. C.M. Prasad ◽  
Venkat Koyalmantham ◽  
Kunal Kumar

Abstract Introduction Some neurosurgeons believe that doing a trephine craniotomy (TC) decreases the chance of recurrence in chronic subdural hematoma (cSDH). But this is not supported by any evidence. Methods A retrospective analysis of patients who were operated for cSDH from 2014 to 2019 at our institute was done. Factors causing recurrence were studied. Results A total of 156 patients were operated in the given period, among which 88 underwent TC and 68 patients underwent burr hole drainage (BHD) for evacuation of cSDH. All patients underwent two trephines or two burr holes placed according to the maximum thickness of the hematoma. Rate of recurrence in trephine group was 12.5% and in burr-hole group was 11.76% and was not statistically significant. Significant factors for recurrence included nontraumatic cSDH, anticoagulant use, presence of membranes, preoperative computed tomography (CT) showing iso- or mixed-density subdural collection and SDH volume > 60 mL. There was selection bias for the procedure. Patients with subdural membranes were preferentially taken for TC as the percentage of subdural membrane found intraoperatively was significantly greater in trephine group (51.1%) than burr-hole group (17.6%) (p value < 0.001).When all the patients who showed membranes in CT scan were excluded, there was no statistical difference in the base line characteristics of both the groups. After excluding the patients with membranes in preoperative CT scan, there was no significant difference in recurrence rate between the two groups.In TC group with membranes, 8 out of 45 had recurrence, whereas in burr-hole group with membranes, 8 out of 12 had recurrence. This difference was statistically significant. (p value < 0.001). Conclusion Surgical intervention in both modalities improves patient outcome with an overall recurrence rate of 12.17%. In the absence of any identifiable membranes in preoperative CT scan, BHD is the preferred surgical intervention. We prefer TC as first choice for patients with membranes in CT scan.


Neurosurgery ◽  
2019 ◽  
Vol 85 (5) ◽  
pp. E825-E834 ◽  
Author(s):  
Jehuda Soleman ◽  
Katharina Lutz ◽  
Sabine Schaedelin ◽  
Maria Kamenova ◽  
Raphael Guzman ◽  
...  

Abstract BACKGROUND The use of a subdural drain (SDD) after burr-hole drainage of chronic subdural hematoma (cSDH) reduces recurrence at 6 mo. Subperiosteal drains (SPDs) are considered safer, since they are not positioned in direct contact to cortical structures, bridging veins, or hematoma membranes. OBJECTIVE To investigate whether the recurrence rate after insertion of a SPD is noninferior to the insertion of a more commonly used SDD. METHODS Multicenter, prospective, randomized, controlled, noninferiority trial analyzing patients undergoing burr-hole drainage for cSDH aged 18 yr and older. After hematoma evacuation, patients were randomly assigned to receive either a SDD (SDD-group) or a SPD (SPD-group). The primary endpoint was recurrence indicating a reoperation within 12 mo, with a noninferiority margin of 3.5%. Secondary outcomes included clinical and radiological outcome, morbidity and mortality rates, and length of stay. RESULTS Of 220 randomized patients, all were included in the final analysis (120 SPD and 100 SDD). Recurrence rate was lower in the SPD group (8.33%, 95% confidence interval [CI] 4.28-14.72) than in the SDD group (12.00%, 95% CI 6.66-19.73), with the treatment difference (3.67%, 95% CI -12.6-5.3) not meeting predefined noninferiority criteria. The SPD group showed significantly lower rates of surgical infections (P = .0406) and iatrogenic morbidity through drain placement (P = .0184). Length of stay and mortality rates were comparable in both groups. CONCLUSION Although the noninferiority criteria were not met, SPD insertion led to lower recurrence rates, fewer surgical infections, and lower drain misplacement rates. These findings suggest that SPD may be warranted in routine clinical practice


2012 ◽  
Vol 8 (2) ◽  
pp. 134
Author(s):  
Gyu-Seong Bae ◽  
Seung-Won Choi ◽  
Hyon-Jo Kwon ◽  
Seon-Hwan Kim ◽  
Hyeon-Song Koh ◽  
...  

2018 ◽  
Vol 29 (2) ◽  
pp. 86-92
Author(s):  
Tammam Abboud ◽  
Lasse Dhrsen ◽  
Christina Gibbert ◽  
Manfred Westphal ◽  
Tobias Martens

Neurocirugía ◽  
2018 ◽  
Vol 29 (2) ◽  
pp. 86-92 ◽  
Author(s):  
Tammam Abboud ◽  
Lasse Dührsen ◽  
Christina Gibbert ◽  
Manfred Westphal ◽  
Tobias Martens

2014 ◽  
Vol 41 (3) ◽  
pp. 173
Author(s):  
TanayUpendra Sholapurkar ◽  
ShambhulingappaShrishal Mahantashetti ◽  
RajeshYashwant Shenoy ◽  
RavirajShambhajirao Ghorpade ◽  
PrafulSuresh Maste

2000 ◽  
Vol 93 (5) ◽  
pp. 791-795 ◽  
Author(s):  
Hiroshi Nakaguchi ◽  
Takeo Tanishima ◽  
Norio Yoshimasu

Object. This study was conducted to determine the best position for the subdural drainage catheter to achieve a low recurrence rate after burr-hole irrigation and closed-system drainage of chronic subdural hematoma (CSDH).Methods. The authors studied 63 patients with CSDH in whom the drainage catheter tip was randomly placed and precisely determined on postoperative computerized tomography (CT) scans and 104 patients with CSDH in whom CT scans were obtained 7 days postsurgery. The location of the subdural drainage catheter, the maximum postoperative width of the subdural space, and the percentage of the ipsilateral subdural space occupied by air postoperatively were determined and compared with the postoperative recurrence and reoperation rates.Patients with parietal or occipital drainage had a higher rate of CSDH recurrence and much more subdural air than those with frontal drainage. In addition, patients with residual subdural air demonstrated on CT scans obtained 7 days postsurgery also had a higher recurrence rate than those without subdural air collections. Furthermore, patients with a subdural space wider than 10 mm on CT scans obtained 7 days postsurgery had a higher recurrence rate than those with a space measuring 10 mm or less.Conclusions. The incidence of postoperative fluid reaccumulation seems to be reduced by placing the tip of the drainage catheter in the frontal convexity and by removing subdural air during or after surgery.


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