Fig 1.
Flow chart of study design.
Table 1.
Clinical and demographic profile of patients as per the etiologic subgroups.
Table 2.
Infectious causes presenting with rapidly progressive dementia.
Table 3.
Associated neurological deficits in patients with rapidly progressive dementia.
Table 4.
Comparison of secondary reversible, prion dementias and non-prion degenerative dementia categories.
Table 5.
Comparison of etiologic and investigation utilities in early versus late rapidly progressive dementia presentations.
Table 6.
Comparison between earlier RPD series and our study.
Fig 2.
Investigation protocol for evaluation of rapidly progressive dementia.
(TFT: thyroid function tests; Anti-TPO: anti thyroid peroxidase antibody, VDRL: veneral disease research laboratory test; CEMRI: contrast enhanced magnetic resonance imaging; EEG: electroencephalogram; ACE: angiotensin converting enzyme test; CECT: contrast enhanced computerised tomography; FDG PET: Fluorodeoxyglucose positron emission tomography scan; IEM: inborn errors of metabolism).