Taeniasis

Taeniasis is a parasitic infection within the Taenia solium disease spectrum, which the sources describe alongside porcine cysticercosis and human cysticercosis as part of the parasite’s life cycle ^[1][2]. The available material identifies taeniasis as one component of a broader zoonotic infection complex rather than providing a full standalone clinical definition ^[1][2]. Scholarly metadata confirms the entity as a subject of dedicated medical reference works, but adds no clinical detail beyond the title and publication data ^[3][4][5].

The provided sources focus mainly on cysticercosis and neurocysticercosis rather than on the direct symptom profile of taeniasis itself ^[1][2][6]. Within that broader infection spectrum, neurocysticercosis is described as having a protean clinical range, from entirely asymptomatic infection to aggressive, lethal courses, with manifestations shaped by parasite number, size, location, and host inflammatory response ^[2]. Another source states that Taenia solium neurocysticercosis contributes substantially to epilepsy and other neurological morbidity ^[1]. In Madagascar, neurocysticercosis is reported as the most common pattern of cysticercosis and as responsible for pediatric morbidity, including more than 50% of epilepsy cases in the cited review ^[6].

The source set describes Taenia solium infection as a major burden in most developing countries, while also noting that neurocysticercosis occurs in developed countries because of immigration and travel ^[1][2]. Cysticercosis is reported as endemic in most developing countries where pigs are raised and consumed, and Madagascar is described as having longstanding porcine cysticercosis and a high estimated human seroprevalence ^[6]. In that review, human cysticercosis seroprevalence in Madagascar was estimated at 7–21%, and a national control program was reported to aim to reduce seroprevalence from 16% to 10% ^[6]. The provided sources also state that Taenia solium neurocysticercosis is one of few diseases targeted for eradication ^[1].

The snippets do not provide a direct description of the transmission route for taeniasis ^[1][2][6]. They do, however, place the disease within the Taenia solium life cycle that also includes porcine cysticercosis and human cysticercosis, indicating a zoonotic transmission ecology involving pigs and humans ^[1]. Source-backed detail on specific exposure mechanisms, contamination pathways, or persistence of transmission is not yet available in the provided material ^[1][2][6].

The snippets do not identify specific host risk groups for taeniasis itself ^[1][2][6]. They do indicate elevated public-health relevance in populations living in developing-country settings where pigs are raised and consumed, and in settings linked to immigration and travel ^[1][6]. In the Madagascar review, pediatric morbidity from neurocysticercosis is highlighted, but the sources do not extend that observation to a defined risk group for taeniasis ^[6].

The provided sources do not specify concrete prevention measures for taeniasis ^[1][2][6]. They do indicate that the infection complex is a target for eradication and that a national control program has been developed in Madagascar to reduce seroprevalence, implying a public-health control orientation ^[1][6]. Beyond this, source-backed detail on sanitation, food safety, animal control, or treatment-based interruption of transmission is not yet available ^[1][2][6].

For surveillance purposes, taeniasis should be read in the context of the broader Taenia solium infection spectrum, because the provided sources emphasize overlap with porcine cysticercosis and human cysticercosis rather than a fully isolated disease picture ^[1][2]. Diagnostic limitations are notable: one source states that diagnosis of taeniasis is limited by poor availability of immunological or molecular assays, while cysticercosis and neurocysticercosis are more often supported by serology and neuroimaging, respectively ^[1]. In settings such as Madagascar, reported seroprevalence, confirmed neurocysticercosis burden, and programmatic control targets may be useful contextual indicators for monitoring ^[6].

1. 1 Garcia HH et al. Taenia solium Cysticercosis and Its Impact in Neurological Disease. Clin Microbiol Rev. 2020 Jun 17. PMID: 32461308. doi: 10.1128/CMR.00085-19. PubMed: https://pubmed.ncbi.nlm.nih.gov/32461308/
2. 2 Gonzales I et al. Pathogenesis of Taenia solium taeniasis and cysticercosis. Parasite Immunol. 2016 Mar. PMID: 26824681. doi: 10.1111/pim.12307. PubMed: https://pubmed.ncbi.nlm.nih.gov/26824681/
3. 3 Taeniasis. Lehrbuch der parasitären Zoonosen. 2024. doi: 10.1007/978-981-97-4312-4_32. DOI: https://doi.org/10.1007/978-981-97-4312-4_32
4. 4 Taeniasis. Klinik Parasitärer Erkrankungen. 1959. doi: 10.1007/978-3-642-87175-7_5. DOI: https://doi.org/10.1007/978-3-642-87175-7_5
5. 5 Taeniasis. Encyclopedia of Molecular Mechanisms of Disease. 2009. doi: 10.1007/978-3-540-29676-8_314. DOI: https://doi.org/10.1007/978-3-540-29676-8_314
6. 6 Carod JF et al. Cysticercosis in Madagascar. J Infect Dev Ctries. 2020 Sep 30. PMID: 33031077. doi: 10.3855/jidc.13450. PubMed: https://pubmed.ncbi.nlm.nih.gov/33031077/

ICD-10

B68

ICD-11

Total cases

0

Peak month

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Coverage

0 reporting countries · —