Paragonimus is a lung fluke flatworm that infects the lungs of humans after eating an infected raw or undercooked crab or crayfish. Infestation is rare in spain, but the influx of people from endemic areas should make us keep this condition in the differential diagnosis of our patients 2,5. Pulmonary paragonimiasis is the most common presentation of patients infected with paragonimus spp. Francis hospital and medical center in hartford, connecticut, in a 4year pe riod. Although rare, paragonimiasis has been acquired in the united states, with multiple cases. More than 10 species of trematodes flukes of the genus paragonimus infect humans, the most common being paragonimus westermani, the oriental lung fluke. Hiperinflacion pulmonar post reseccion quirurgica o atelectasia.
Paragonimiasis, infection caused by paragonimus westermani, or lung fluke, a parasitic worm some 8 to 12 mm 0. Users can purchase an ebook on diskette or cd, but the most popular method of getting an ebook is to purchase a downloadable file of the ebook or other reading material from a web site such as barnes and noble to be read from the users computer or reading device. A retrospective study was performed with 78 patients who lived in. More than 30 species of trematodes flukes of the genus paragonimus have been reported. Patogenia do enfisema pulmonar eventos celulares e. Aug 15, 20 issuu is a digital publishing platform that makes it simple to publish magazines, catalogs, newspapers, books, and more online. Pulmonary paragonimiasis is characterized by fever, chest pain, and chronic cough with hemoptysis. Pulmonary paragonimiasis is a subacute to chronic inflammatory disease of the lung caused by lung flukes that result in prolonged inflammation and mechanical injury to the bronchi. Easily share your publications and get them in front of issuus. Cor pulmonale carlos eli martinez, md diferentes definiciones del cor pulmonale han sido propuestas en las ultimas decadas. It infects an estimated 22 million people yearly worldwide. Almost 50 species and subspecies of paragonimus have been described, most of which are found in carnivorous animal hosts.
Less frequent, but more serious cases of paragonimiasis occur when the parasite travels to the central nervous system. Paragonimiasis is caused by several species of the genus paragonimus. Paragonimiasis is a trematode fluke infection transmitted via consumption of raw or undercooked crab or crayfish. A case of pulmonary paragonimiasis presented as solitary pulmonary nodule and suspected as lung cancer on 18 ffluorodeoxyglucose positron emission tomography. Of the 10 or more paragonimus species that are human pathogens, only. It is common in japan, korea, china, the philippines, and indonesia and has also been reported in parts of africa and south america. Pulmonary paragonimiasis continues to be a diagnostically challenging parasitic disease, despite a drastically decreased prevalence in south korea during the past decade. Paragonimiasis is a food borne zoonosis due to a trematode belonging to the genus paragonimus. Pulmonary paragonimiasis radiology reference article. The disease can affect both the lung and pleura 3, although lung parenchymal involvement is thought to be commoner than pleural involvement 2.
Lung flukes are probably the most widely distributed. Parasites paragonimiasis also known as paragonimus infection paragonimus is a lung fluke flatworm that infects the lungs of humans after eating an infected raw or undercooked crab or crayfish. Oct 11, 2019 trematodes of the paragonimus genus cause paragonimiasis, a parasitic disease that strikes carnivores, causing a subacute to chronic inflammatory disease of the lung. Human infestation occurs by ingestion of raw or incompletely cooked freshwater crab or crayfish infected with metacercaria. This is a pdf file of an unedited manuscript that has been accepted for publication. Pulmonary paragonimiasis is caused by the presence of the oriental lung fluke, paragonimus westermani, within the lung parenchyma. A pulmonary paragonimiasis case mimicking metastatic.
Pulmonary paragonimiasis is a relatively rare cause of lung disease revealing a wide variety of radiologic findings, such as airspace consolidation, nodules, and cysts. With the recent influx of southeast asians to this country imported paragonimiasis is less rare. Infection with the trematode parasitic worm paragonimus. Of the 10 or more paragonimus species that are human pathogens, only 8 cause significant infections in humans. Pulmonary paragonimiasis is a foodborne parasitic disease caused by the lung fluke trematode paragonimus westermani. We describe here a case of pulmonary paragonimiasis in a 27yearold woman who presented with a 2month history of cough and sputum. Although rare, paragonimiasis has been acquired in the united states, with multiple cases reported from the. Esunaenfermedadparasitariaproducidaportrematodosdelgeneroparagonimusqueseadquiere. Pulmonary paragonimiasis is a disease caused by a lung fluke. He is the only one to present with predominantly pleural involve ment. A case of pulmonary paragonimiasis presented as solitary. It is endemic to east asia, but there have been several case reports in north america. The mean ada level in patients with pleuropulmonary paragonimiasis was 46. Tweet this week at infection landscapes we will cover the last of the trematodes included in the extended series on helminths.
Paragonimiasis is a foodborne zoonosis caused by a trematode of the genus paragonimus 1,2. Trematodes of the paragonimus genus cause paragonimiasis, a parasitic disease that strikes carnivores, causing a subacute to chronic inflammatory disease of the lung. This week at infection landscapes we will cover the last of the trematodes included in the extended series on helminths. This patient was the third case of im ported paragonimiasis to be seen at st. Young moon jae, hwan jung ki, je hyeong kim, joo park hyung, young sik kim, chol shin. Paragonimus westermani causes most human infections, and is commonly known as the lung fluke. Paragonimiasis is a foodborne parasitic infection caused by the lung fluke, most commonly paragonimus westermani. Paragonimiasis sintomas, causas, medicamentos, diagnostico, y diagnosticos erroneos. Patogenia do enfisema pulmonar eventos celulares e moleculares. Although present throughout the world, about 90% of the cases occur in asia where around 20 million. Paragonimiasis definition of paragonimiasis by medical. Paragonimiasis enfermedades infecciosas manual msd. Hence, a full dietary history is crucial to identify possible exposure risks, as it would also be for anisakiasis sushi worms and gnathostomiasis from raw fish, paragonimiasis from freshwater crabs and crayfish, and trichinosis following ingestion of raw or undercooked pork or more exotic meats such as wild boar, horse, bear or seal, depending on geographic location. Approximately 16 species have been reported to cause disease in humans, the most common of which is the oriental.
It is endemic in southeast asia, the far east, and is also relatively common in latin america and africa 1,2. Paragonimiasis enfermedades infecciosas manual merck. Issuu is a digital publishing platform that makes it simple to publish magazines, catalogs, newspapers, books, and more online. Infestation is rare in spain, but the influx of people from endemic areas should make us keep this condition in the differential diagnosis of our patients 2,5 we report the case a patient from ecuador and resident in spain for 7 years with active pulmonary tuberculosis on arrival in spain. Detection of eggs in sputum or feces of patients with paragonimiasis is often very difficult. It is common in japan, korea, china, the philippines, and indonesia and has also been reported in parts of africa.
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