Table 3:

Summary of MR cisternography findings of 19 patients with diagnosis of SIH

Patient No.CSF LeakExact Location of CSF LeakNo. of the Dural TearLocation of CSF LeakEpidural CollectionParavertebral CollectionMeningeal DiverticulumAssociated Findings
1++SingleRight T12++−−
2−−−−−−+−
3+Diffuse?Bilateral T11-12 and L1-2++−−
4+Diffuse?Bilateral T10-11-12 and L1-2-3+++−
5++SingleLeft T1++−−
6++SingleC6 anteriorly+++Cervical osteophyte and hernia
7++MultipleBilateral C7 and T1+++−
8++SingleRight T10++−−
9++SingleRight T2++−−
10++SingleLeft L2−++−
11++MultipleBilateral C7 and T5+++Thoracic osteophyte and hernia
12++SingleRight L1−++−
13++SingleLeft T4+++−
14++MultipleBilateral T4-T5−++−
15++SingleBilateral T7++−−
16+Diffuse?Bilateral T11-T12 and Left T9-T10++−Prominent epidural veins
17−−−−−−+−
18++MultipleBilateral T2-T3 and Bilateral T11-T12++−−

  • Note:—SIH indicates spontaneous intracranial hypotension; C, cervical; T, thoracic; L, lumbar; ?, not detected due to diffuse CSF leakage; +, yes; −, no.