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Файл:Ординатура / Хирургия / Библиотека им академика М.И. Перельмана / Книга_5512_Библиотеки_им_академика_М_И_Перельмана.pdf
Morphology and Life Cycles of Human Parasites
xi
Recapitulation, Pathogenesis and Pathology of Worm Infections
Medical Laboratory Technology: Volume 2
xii
Recapitulation
Morphology and Life Cycles of Human Parasites
xiii
Medical Laboratory Technology: Volume 2
xiv
Morphology and Life Cycles of Human Parasites
Local Effects of Worm Infections
xv
Contd.
Medical Laboratory Technology: Volume 2
xvi
m
ore permanenT in blood
in m
yoCardium
Local effects of worm infections (Contd.)
The C
irCulaTory SySTem
Transient in blood
1. Larvae to pulmonary capillaries nematoda
Ascaris lumbricoides
Stronglyloides stercoralis
Ancylostoma duodenale
Ancylostoma brazilliense (human strains)
Necator americanus
Dirofiliaria spp.
Brugia malayi
Brugia pahangi
Brugia pateia
2. Larvae to encyst at site of predilection
Nematoda Trichnella spiralis
Cestoda Taenia solium (Cysticercus cellulosae)
3. Larvae to mature to adults at site of predilection
Nematoda Wuchereria bancrofti
Trematoda Ectopic Paragonimus westermani
4. Ectopic or animal strain larvae to provoke granulomata anywhere (visceral larva migrans)
Nematoda Cestoda
5. Ectopic ova to provoke granulomata anywhere
Trematoda
A type of visceral
larva migrans
Echinocococus granulosus (hydatid)
Multiceps spp. (Coenurus)
Brugia malayi
Ectopic Fasciola hepatica
Ascaris lumbricoides Sparganum mansoni
Strongyloides stercoralis Sparganum proliferum
Toxocara canis (and cati)
Gnathostoma spinigerum
Schistosoma mansoni Heterophyes heterophyes
Schistosoma japonicum Metagonimus spp.
Clinico pathological
correlation
Haemoptysis
pneumonia
sometimes
tropical
eosinophilia
Severe
constitutional
symptoms in
trichinosis
None per se with
remainder
None per se
None per se
None per se
None per se
1. Adults live in circulatory system
Nematoda Sometimes Dirofiliara spp. Trematoda
2. Larvae circulate in blood
Nematoda Wuchereria bancrofti
Larvae provoking granulomata and myocarditis
Nematoda
in heart Schistosoma haematobium
Brugia malayi
Loa loa
Dipetalonemia streptocerca
Dipetalonema perstans
Mansonella ozzardi
Diroifilaria spp.
Trichinella spralis
Occasionally other ectopic larvae or ova
None per se
Schistosoma mansoni
Schistosoma Japonicum
May be responsible
for some general
constitutional
symptoms
Myocarditis and
heart failure
Contd.
Morphology and Life Cycles of Human Parasites
Local Effects of Worm Infections
xvii
Medical Laboratory Technology: Volume 2
xviii
Recapitulation
Morphology of Adults and Larvae Nematodes
Morphology and Life Cycles of Human Parasites
Recapitulation
Ova
xix
Medical Laboratory Technology: Volume 2
xx
Recapitulation
Ova of the Less Common or Less Important Worms