How to Pronounce Cystine Nephrolithiasis
Definition, meaning, and phonetic spelling
Cystine Nephrolithiasis Pronunciation
SIS-teen neh-froh-lih-THY-ah-sis
Stressed syllable in ALL CAPS · hyphens separate syllables
Syllable Breakdown
SIS
stress here
teen neh
froh
lih
THY
stress here
ah
sis
7 syllables
What is Cystine Nephrolithiasis?
Kidney stones made of cystine, an amino acid that leaks into the urine due to a rare hereditary disorder called cystinuria. These stones are recurrent, often large, and more difficult to treat than other stone types.
Questions About Cystine Nephrolithiasis
How do you pronounce cystine nephrolithiasis?
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Cystine nephrolithiasis is pronounced SIS-teen neh-froh-lih-THY-ah-sis. The stress falls on the first syllable of "cystine" (SIS), so you say it loudly and clearly. The second part, nephrolithiasis, flows a bit faster, with the main stress on the "thy" sound in the middle.
What's the most common mistake people make when saying this word?
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Many people stress the wrong syllable and say sis-TEEN instead of SIS-teen. Remember: the emphasis belongs on that first syllable, just like the word "sister." Once you nail that first part, the rest flows more naturally.
Can you break this word into syllables for me?
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Yes! Cystine breaks into two syllables: CYS-tine. Nephrolithiasis breaks into five: neph-ro-li-THI-a-sis. So the whole term is: CYS-tine neph-ro-li-THI-a-sis.
What do the word parts mean?
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"Cystine" refers to a specific amino acid (a building block of protein). "Nephro" comes from the Greek word for kidney, and "lithiasis" comes from the Greek word for stone. So the word literally means "kidney stones made of cystine."
Are there other medical words that use 'nephro' or 'lithiasis'?
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Absolutely! "Nephrology" is the study of kidneys, and "nephrologist" is a kidney doctor. Other stone-related terms use "lithiasis" too, like "cholelithiasis" (gallstones) and "urolithiasis" (urinary tract stones). Once you know these roots, you can recognize similar words.
What's a simple way to explain this term in everyday language?
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Cystine nephrolithiasis is kidney stones made from a specific amino acid that builds up in the urine. Think of it as a particular type of rock that forms inside the kidneys, different from other kinds of kidney stones.
How would I use this word in a sentence?
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You might hear a doctor say: "The patient's imaging shows findings consistent with cystine nephrolithiasis." Or in conversation: "Cystine nephrolithiasis is one of the rarer forms of kidney stone disease."
Is there a shorter way to say or write this?
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Sometimes doctors use the abbreviation "CN" for cystine nephrolithiasis in medical records, but in conversation, people usually say the full term. You might also hear it called simply "cystine stones" as a shorthand.

