PMC3885268_01
(a) Preoperative CT scan showing enlarged ventricular system. (b) CT scan four weeks after insertion of a shunt, subdural hygroma can be observed (c) CT scan 6 weeks after the adjustment of the opening pressure. The hygroma had reabsorbed.
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fig1
A 65-year-old patient developed hydrocephalus after treatment of a right cerebelopontine angle tumor (Figure 1(a)). Four weeks later a subdural hygroma was detected on follow-up CT (Figure 1(b)). Six weeks after the adjustment the hygroma was resolved (Figure 1(c)).
PMC3885268_02
(a) CT scan showing a widened ventricular system. (b) CT scan 35 months after shunt implantation and bilateral traumatic chronic subdural hematomas were demonstrated. (c) Postoperative CT scan 2 days after surgical drainage and adjustment of the opening pressure. (d) CT scan two weeks after the adjustment. The hematomas were almost resolved.
TSWJ2013-461896.002.jpg
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fig2
Brain CT revealed enlarged ventricular system (Figure 2(a)). CT scan was performed and revealed bilateral traumatic chronic subdural hematomas (Figure 2(b)). Two days after the operation a CT was performed (Figure 2(c)). Two weeks after the operation the subdural hematomas were almost resolved (Figure 2(d)).