A 28-year-old, lactating woman came for a routine checkup. Her cytolog
ic smear revealed a single larva of Strongyloides stercoralis. On revi
ewing the literature on parasites encountered in cytologic smears, S s
tercoralis teas found to be extremely rare. Our case is probably the s
econd in the world and the first reported from India. A review of the
literature on various parasites encountered in the cytologic smear is
presented.