How to Pronounce Infantile Refsum Disease
Definition, meaning, and phonetic spelling
Infantile Refsum Disease Pronunciation
IN-fan-tyl REF-sum dih-ZEEZ
Stressed syllable in ALL CAPS · hyphens separate syllables
Syllable Breakdown
IN
stress here
fan
tyl REF
sum dih
ZEEZ
stress here
5 syllables
What is Infantile Refsum Disease?
A peroxisome biogenesis disorder milder than Zellweger syndrome, causing progressive neurological deterioration, visual and hearing impairment, liver disease, and failure to thrive in infancy. Accumulation of phytanic acid and other peroxisomal substrates drives the pathology.
Questions About Infantile Refsum Disease
How do you pronounce 'Infantile Refsum Disease'?
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Say it like this: IN-fan-tyl REF-sum dih-ZEEZ. The stress falls on the first syllable of each word—IN (in infantile), REF (in Refsum), and ZEEZ (in disease). Think of it as saying "IN-fan-tyle" then "REF-sum" then "dih-ZEEZ" all together.
What does 'infantile' mean in this term?
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Infantile means it appears in babies or very young children. The word comes from Latin and refers to infants, so when doctors say "infantile," they're describing a condition that shows up early in life, usually in infancy.
Why is 'Refsum' part of the name?
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Refsum is named after Sigvald Refsum, a Norwegian neurologist who first described a related condition. Medical conditions are often named after the doctors who discovered or described them, which is why you see "Refsum" in several disease names.
What's the difference between saying 'infantile' and 'infant'?
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Infantile (IN-fan-tyl) is an adjective that describes something related to infants, while infant (IN-fant) is the noun for a baby itself. In medical terms, infantile tells you the condition happens in babies, just like "juvenile" describes conditions in children.
Is there a shorter way to write or say this condition?
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It's often abbreviated as IRD, which you'd say letter-by-letter: I-R-D. You might also hear doctors call it "Infantile Refsum" for short, leaving off the word "Disease."
What does 'disease' mean, and why is it in the name?
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Disease is a general word for a medical condition that affects how the body works. It comes from the idea of being "dis-eased" or not at ease. In this case, "disease" is just the standard way to label the overall condition.
How many syllables does 'Infantile Refsum Disease' have?
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The full term has 8 syllables: in-FAN-tile (3) + REF-sum (2) + dis-EASE (2) = 8 total. Breaking it into chunks like this helps you remember how to say each part correctly.
What's a common mistake people make when pronouncing this term?
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A common mistake is stressing the wrong syllable in "infantile"—saying in-fan-TILE instead of IN-fan-tyl. Remember: the stress goes on the first syllable, IN, just like when you say "IN-fant."

