Taenia saginata Disease Distribution Definitive host Intermediate host


Taenia saginata Disease: Distribution: Definitive host: Intermediate host: Habitat: -

Brain storming

Taenia saginata as a huge worm lives in the intestine Clinical presentation and complications

• Mild nausea, vague epigastric pain, increased appetite and weight loss. • Intestinal obstruction. • Worm toxins leads to perianal itching anorexia, headache, convulsions and urticarial. • Segments migration to unusual sites may lead to appendicitis, invasion of the pancreatic and bile ducts. • Moderate eosinophilia and increase the levels of serum Ig. E.


Morphology


Mature segment

Mature segment

Gravid segment

Life cycle



Taenia solium Disease: Distribution: Definitive host: Intermediate host: Habitat: -


Brain storming

Taenia solium as huge worm lives in the intestine Clinical presentation and complications

q as T. saginata q. Cysticercosis is a serious complication of T. solium infection.

Ophthalmocysticercosis http: //classes. midlandstech. edu

Cysticercosis in eye

http: //www. cram. com

Cysticercosis in brain

Multiple subcutaneous nodules on the chest wall and a few calcified lesions on chest X-ray http: //biomed. uninet. edu


Morphology




Mature segment of Taenia Solium http: //picphotos. net


Let us revise the general life cycle of cestodes

Background of General life cycle of Cestodes Larval stage Egg of the worm Sometimes human act Adult worm Larval stage as D. H & I. H as In intestine in (H nana, Taenia) Larva in tissue Man is D. H Man is I. H The parasite is intestinal cestode The parasite is tissue cestode

Life cycle




Infected pork

What are we going to see? & Key of differentiation






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