TABLE 1.

Clinical and Radiographic Characteristics of Patients With Chemotherapy-associated PRES

Age (N = 70)	18–79, median: 55
Sex (%)
Female	77
Male	23
Blood pressure (N = 63)*	106–240/95–124, median: 170/92.5
Days until onset (N = 63)†	1–60, median: 8
Duration(N = 36)‡	1–14, median: 4
Fatal (%)	7
Symptoms (%)
Seizure	64
Altered mental status	47
Visual changes	43
Headache	40
Other neurological deficit	19
Coma	14
MRI findings (%)
Occipital	93
Parietal	57
Frontal	26
Temporal	17

^*Only case reports that included numeric measurements of presenting blood pressures were included.

^†Number of days between last administration of implicated chemotherapy and onset of posterior reversible encephalopathy syndrome symptoms.

^‡Duration of symptoms was defined as number of days to significant clinical improvement.

MRI indicates magnetic resonance imaging.