Larval form in stool is found in -
Demonstration of rhabdiform larvae In freshly passed faeces is the most impoant and specific method for diagnosis. Larvae may sometimes be present in sputum or duodenal aspirate. Concentration of larvae in faeces may be done by Baermann method which is very sensitive (refer pgno:152 baveja 3 rd edition)
Strongyloides
Ancylostoma duodenale
Ascaris lumbricoides
Necator americanus
parasitology