[Table/Fig-1]:
Classification of the clinical signs, laboratory data and neuroimaging findings of 45 patients with HSE
| Investigation | Probable Cases** | Confirmed Cases* | Possible Cases*** | |||
|---|---|---|---|---|---|---|
| Clinical findings | % | Number | % | Number | Clinical findings | % |
| Fever | 7 | 100 | 4 | 95 | 32 | 100 |
| Headache | 5 | 50 | 2 | 70 | 24 | 72 |
| Seizure | 3 | 25 | 1 | 47 | 16 | 43 |
| Delusions / hallucinations | 3 | 20 | 2 | 68 | 22 | 43 |
| Bizarre behavior | 4 | 50 | 2 | 56 | 19 | 57 |
| Loss of consciousness | 6 | 100 | 4 | 97 | 33 | 86 |
| CSF analysis | Number | % | Number | % | Number | % |
| No WBC | 2 | 25 | 1 | 15 | 5 | 29 |
| Lymph dominant | 4 | 50 | 2 | 76 | 26 | 57 |
| PMN dominant | 1 | 25 | 1 | 9 | 3 | 14 |
| Brain MRI findings | Number | % | Number | % | Number | % |
| Not performed | 6 | - | - | - | 5 | 86 |
| Normal MRI | 1 | - | - | 6 | 2 | 14 |
| Unilateral lesion | - | 75 | 3 | 62 | 18 | - |
| Bilateral Lesion | - | 25 | 1 | 32 | 9 | - |
| Outcome | Number | % | Number | % | Number | % |
| Full recovery | 4 | 50 | 2 | 91 | 31 | 57 |
| Neurologic sequelae | 3 | 25 | 1 | 6 | 2 | 43 |
| Death | 0 | 25 | 1 | 3 | 1 | - |
| Total | 34 | 4 | 7 | |||
* Positive PCR for HSV-DNA, ** Demonstrative MRI findings + symptoms, *** Compatible clinical scenario