Diagnosis may rely on microscopic examination of vaginal or preputial smears. Giemsa stain is used to distinguish all three types in blood smears. Coccidiosis can be diagnosed by finding oocysts in fecal smears. The diagnosis can be confirmed by microscopic examination of skin and gill smears. Either the patient or medical professional smears a small fecal sample on to the film. These immature granulocytes are seen in peripheral blood smears. Complete blood count with indices and peripheral smears can be examined to exclude anemia. Spirochetes can also be seen using Wright-stained blood smears. Frenchie smears some of the blood of Christ on her face, casting out the demon. He smears himself with dragon's blood, making his skin invulnerable, and returns to Mimir. Glue smears and droplets are sometimes present around the joints of furniture. This smears out, or blurs, the Doppler signal. The formaldehyde vapor can also be used as a fixative for cell smears. He smears himself with the melted dragon skin everywhere except for one spot. Schiff said it was "never acceptable to give voice to, or repeat, anti-Semitic smears".