microscopic view collage of free-living form male and female strongyloides stercoralis in human stool, a pathogenic parasitic

adult alive background callage causing cestode collage detail diagnosis disease exam fecal feces female form freeliving health healthcare helminth human laboratory male microscope microscopic nematode parasite parasitic pathogen pathogenic roundworm sample specimen stage stained stercoralis stool strongyloides strongyloidiasis threadworm view white worm