JUL 29, 2026 · JOURNAL ARTICLE
Pyrexia of unknown origin (PUO) in South Asia: a systematic review of etiology, diagnostic gaps and management practices
BMC Infectious Diseases
A systematic review of heterogeneous observational studies and case series with substantial methodological variation, geographic imbalance, and narrative synthesis only; identifies etiology patterns and barriers but lacks comparative evidence or standardized diagnostic validation to guide practice change.
Reported
Proportion of studies from Indiaapproximately 54%