FUNDAMENTALS OF MEDICAL HELMINTHOLOGY

Trematodes (flukes)

flattened, nonsegmented worms with sucking mouthparts

Cestodes (tapeworms)

parasitic flatworms, absorbing nutrients through their skin

What is the name if the huge fish tapeworm and how do you get it, and what does it do?

Diphyllobothrium latum it is contracted from raw fish and causes megaloblastic anemia

What is the worm you get from sea animals like crustacrans?

Hermaphroditic flukes

What is the blood fluke you get from swimming?

Schistosomes

What is the Trematode/ fluke that affects the lungs?

Paragonimus westermanii and it is gotten from crabs

What is the fluke/trematode that affects liver?

Clonorchis sinensis from fish and saciola hepatica from plants

What is the fluke that affects intestines

Heterophyes heterophyes from fish and fasciolopsis buski from plants

What Shistosomiasis affects intestine BVs

S mansoni
and S japonicum

What Shistosomiasis affects urinaty BVs

S haematobium w a terminal spine

How to differentiate between the shcistomites that have eggs in the feces

Masoni has a huge spine
Japonicum has rudimentary lateral spine

What is the name for the beef tapeworm and the disease that goes with it?

T saginata and the dusease is taeniasis

What is the pork tapeworm and what is the tissue disease

affect the tissues and its called solium, the disease is cysticercosis

What is the Dog tapeworm

Echinococcus granulosus and multilocularis

What disease does the dog tape worm give you

Hyatid disease

How to diagnoses Hyatid disease from dog tapeworms

Look for lesions on xray for hyatid cysts/eggs

What is the scientific name for roundworm - Nematode

Ascaris lumbricoides

How are Ascaris lumbricoides Roundworms transmitted and how to dx them

They are transmitted via raw food, and sit int he adult intestine. Easiest way to dx them is the super thick egg shell in pooop

What is the scientific name for a threadworm

Strongyloides stercoralis

How are Strongyloides stercoralis(threadworms)able to infect people

They penetrate throught the soil and are capable of reinfection.

What is the scientific name for a pin worm

Enterobius vermicularis

How are Enterobius vermicularisa(Pin worms) transmitted and how can u dx them

mostly on children where they reside on the butt crack become itchy and then kids scratch bums and put hands in mouth.

use the scotch tape test

What is the scientific name for hook worm

Necator americanus or anclyostoma duodenale

How are hook worms (Necator americanu) transmitted?

Penetration through bare feet, they create ground itch

what worm causes trichinosis

Trichinella spiralis

Where does the thrichinosis (Trichinella spiralis) worm come from?

it comes from carnivorism ie raw meat that contain the cysts (eggs)

what is special about trichinosis

it causes muscle pain not GI issues