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Paragonimiasis is a food-borne parasitic disease caused by several species of lung flukes belonging to genus Paragonimus. [4] Infection is acquired by eating crustaceans such as crabs and crayfishes which host the infective forms called metacercariae, or by eating raw or undercooked meat of mammals harboring the metacercariae from crustaceans.
Paragonimus westermani (Japanese lung fluke or oriental lung fluke) is the most common species of lung fluke that infects humans, causing paragonimiasis. [2] Human infections are most common in eastern Asia and in South America. Paragonimiasis may present as a sub-acute to chronic inflammatory disease of the lung. It was discovered by Dutch ...
Paragonimiasis is caused by the body's natural immune response to the worms and eggs that are present and also migrating from the intestines to the lungs. [citation needed] As a rule, the parasites begin to cause symptoms about three weeks after ingesting live metacercariae. After about eight weeks, they begin to produce eggs in the lungs.
The lung fluke encysts within the tissue of crustaceans until the crustacean is consumed by humans or other animals. Once the fluke has been ingested, enzymes within the digestive tract of the consumer break down the parasitic cysts. The immature parasite continues to mature within the lungs of its new host, feeding on its intestine, and lay eggs.
Parasitic pneumonia is a type of pneumonia caused by parasites.Pneumonia is an inflammatory condition of the lungs, most commonly caused by bacteria or viruses. [1] Parasites are an uncommon cause of pneumonia, usually affecting immunocompromised individuals or those in underdeveloped countries. [2]
According to Mayo Clinic, the common cold is usually viral and resolved within a week to 10 days. Here are some symptoms according to the organization: Runny or stuffy nose.
The adult flukes can cause inflammation and damage to the lung tissue, leading to various symptoms. The symptoms of paragonimiasis may vary from mild to severe, depending on the extent of the infection, common symptoms include cough, chest pain, fever, difficulty breathing and coughing up blood. In some cases, the infection may be asymptomatic ...
Signs and symptoms of white lung pneumonia can vary based on what caused the illness in the first place, Dr. Ganjian says. However, these are the most common pneumonia symptoms, according to the ...