loaiasis: meaning, definition, pronunciation and examples

Rare/Very Low Frequency
UK/ləʊˈaɪəsɪs/US/loʊˈaɪəsɪs/

Specialist/Technical/Medical

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Quick answer

What does “loaiasis” mean?

A parasitic disease caused by infection with the filarial nematode *Loa loa*, also known as African eye worm, where adult worms migrate through subcutaneous tissues and sometimes across the conjunctiva of the eye.

Audio

Pronunciation

Definition

Meaning and Definition

A parasitic disease caused by infection with the filarial nematode *Loa loa*, also known as African eye worm, where adult worms migrate through subcutaneous tissues and sometimes across the conjunctiva of the eye.

The medical condition loiasis primarily involves chronic infection characterized by localized episodic angioedema (Calabar swellings), adult worm migration, and potential serious complications when co-infected with other filarial diseases, particularly during mass drug administration programs. It is endemic to forested areas of Central and West Africa.

Dialectal Variation

British vs American Usage

Differences

No significant differences in meaning or spelling. Pronunciation may follow general national patterns for classical/medical terms.

Connotations

Purely clinical and epidemiological. No social or stylistic connotations in either variety.

Frequency

Extremely rare outside of medical, parasitological, or tropical health contexts in both regions.

Grammar

How to Use “loaiasis” in a Sentence

The patient [presented with] loiasis.The region is [endemic for] loiasis.[Treatment] for loiasis [involves] diethylcarbamazine.Loiasis [is caused by] the nematode Loa loa.

Vocabulary

Collocations

strong
suffer from loiasisco-infection with loiasisdiagnosis of loiasisloiasis-endemic areastreatment of loiasis
medium
chronic loiasissymptoms of loiasisloiasis prevalencemass treatment for loiasisLoa loa loiasis
weak
severe loiasisimported loiasiscomplications from loiasisstudies on loiasiscontrol of loiasis

Examples

Examples of “loaiasis” in a Sentence

verb

British English

  • The patient was loiasis-positive.
  • The community has been loiasis-tested.

American English

  • The patient tested positive for loiasis.
  • The area is loiasis-endemic.

adverb

British English

  • N/A

American English

  • N/A

adjective

British English

  • A loiasis infection can be chronic.
  • The loiasis research programme received new funding.

American English

  • A loiasis case was reported in a traveler.
  • Loiasis co-infection complicates treatment.

Usage

Meaning in Context

Business

Unused.

Academic

Used in medical and parasitology research papers, e.g., 'The epidemiology of loiasis in the Congo Basin was studied.'

Everyday

Virtually never used in everyday conversation.

Technical

Primary context. Used in clinical diagnostics, public health planning, parasitology textbooks, and tropical medicine guidelines.

Vocabulary

Synonyms of “loaiasis”

Strong

African eye worm disease

Neutral

Loa loa infectionLoa loa filariasis

Weak

tropical filarial infectionsubcutaneous filariasis (context-specific)

Vocabulary

Antonyms of “loaiasis”

healthabsence of infectionnon-parasitic condition

Watch out

Common Mistakes When Using “loaiasis”

  • Misspelling as 'loaisis', 'loasis' (like an oasis), or 'lioasis'.
  • Incorrect pronunciation stress (e.g., on the first syllable).
  • Using it as a countable noun (e.g., 'a loiasis'). It is generally uncountable.

FAQ

Frequently Asked Questions

Loiasis is rarely fatal on its own, but it can cause significant morbidity and discomfort. The major danger arises during treatment for other filarial diseases in co-infected individuals, which can trigger severe brain inflammation.

Loiasis is endemic to rainforest areas of Central and West Africa, notably in countries like Cameroon, the Democratic Republic of the Congo, Nigeria, and Gabon.

Yes, a distinctive sign is the migration of the adult worm across the conjunctiva (surface) of the eye, which is why it's called the 'African eye worm.' This is often symptomless but can cause irritation.

The standard drug is diethylcarbamazine (DEC), which kills the microfilariae and adult worms. Treatment must be managed carefully by a doctor due to potential side effects, especially in patients with high microfilarial loads.

A parasitic disease caused by infection with the filarial nematode *Loa loa*, also known as African eye worm, where adult worms migrate through subcutaneous tissues and sometimes across the conjunctiva of the eye.

Loaiasis is usually specialist/technical/medical in register.

Loaiasis: in British English it is pronounced /ləʊˈaɪəsɪs/, and in American English it is pronounced /loʊˈaɪəsɪs/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • N/A

Learning

Memory Aids

Mnemonic

Think 'LOA' - a parasitic worm takes a LOAn of your blood and tissue, causing an 'iasis' (diseased state). Or: Loa Loa Looks Over the Eye.

Conceptual Metaphor

PARASITE IS AN UNWANTED TRAVELER/THE BODY IS A LANDSCAPE (worms migrate/move through the body's terrain).

Practice

Quiz

Fill in the gap
Because of the risk of serious neurological reactions, mass drug administration programmes in Africa must first assess the local prevalence of .
Multiple Choice

What is the primary vector for the transmission of loiasis?