Rickettsia & Scrub Typhus
ModerateMedicine · Infectious Disease
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The rickettsioses are a group of obligate intracellular Gram-negative coccobacilli transmitted by arthropod vectors (mites, ticks, lice, fleas) that infect vascular endothelium and produce a small-vessel vasculitis. For NEET PG, the highest-yield member is scrub typhus (the eschar, Orientia tsutsugamushi, and doxycycline), but spotted fever (RMSF) and the typhus group are repeatedly tested through rash patterns, Weil…
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