Table 3.
Time course of appearance of disequilibrium and failure to complete the 10 min standing test in 6 patients with myalgic encephalomyelitis.
| Patient # | Age/Sex | History (years) | Interval (months) | Disequilibrium |
10-min standing test |
PS score |
||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| before | after | before | after | before | after | |||||||
| 1 | 25/F | 2.5 | 11 | (−) | → | (+) | complete Symptom free, POT | → | 9′30″ Fainting POT | 4 | → | 6 |
| 2 | 34/F | 3 | 12 | (−) | → | (+) | complete Dyspnea, POT | → | 8′40″ Light-headedness | 3 | → | 6 |
| 3 | 32/F | 7 | 12 | (−) | → | (+) | complete Weakness | → | 5′ Dizziness | 3 | → | 6 |
| 4 | 39/F | 10 | 6 | (−) | → | (+) | complete Dyspnea, POT | → | 7′10″ Nausea, Dyspnea, POT | 5 | → | 7 |
| 5 | 29/F | 9 | 10 | (−) | → | (+) | complete Light-headedness | → | 6′20″ Fainting, POT | 3 | → | 4 |
| 6 | 34/F | 10 | 24 | (−) | → | (+) | complete Light-headedness, DOH | → | 2′ Nausea | 7 | → | 8 |
PS: performance status; POT: postural orthostatic tachycardia; DOH: delayed orthostatic hypotension; See text for details.