25 terms

K-9/Feline helminth/protozoa identification

Hookworms Eggs:
Ancyclostoma caninum
Ancyclostoma tubaeforme
Ancyclostoma braziliense
Uncinaria stenocephala
60-80 x 40 μm
Ascarid Eggs
Toxacara canis
Toxacara cati
85-90 x 75 μm
Toxascaris leonina
Spirocerca lupi
30-35 μm
Pysaloptera spp
45 μm in length
Strongyloides stercoralis
Dx is by eggs w/L₁ and L₁ in fecal float or Baermann technique from fresh feces
Trichuris vulpis
80-35 μm
Capillaria spp
60 x 35 μm
Dioctophme renale
70 μm in urine
Oslerus osleri
Dx is L₁ in feces or sputum
kinked tail but no accessory spine
Aeulrostrongylus abstrusus
Dx is L₁ in a fecal smear or recovered by Baermann technique
note characteristic S-shaped tail
Dirofilaria immitis
Acanthocheilonema (Dipetalonema) reconditum
300 μm in blood smear
both ends tapered
distinguish D. recondium by progressive movement and blunt head
Dipylidium caninum
Egg packets are 230-170 μm and contin 10-20 eggs
Eggs are 35-40 μm each
Taenia type eggs
Echinococcus granulosus
Echinococcus multilocularis
Taenia crassiceps
Taenia Taeniaeformis
25-40 μm
Diphyllobothrium latum
Spirometra spp
60 μm
Alaria spp
80 μm
Paragonimus kellicotti
110 μm
Platynosomum fastosum
fluke egg that is up to 50 μm
50 μm
Giardia intestinalis
12 μm
Sarcocystis spp
18 μm
sporocysts in feces
Hepatozoon spp
leukocytes in dog's blood contain gamonts
Toxoplasma gondii
12 μm in cat feces
Babesia canis
Theileria (Cytauxzoon) spp
1-2 μm in RBCs