Have you seen the parietal watch?

the scent of urine

Topic: Adult

Created on Friday, September 14 2007 by jdmiles

Last modified on Sunday, September 16 2007.

Which of the following is most accurate regarding the scent of urine?

 
        A) 3-methylcrotonyl-CoA carboxylase deficiency is associated with a "cat urine" smell.
 
        B) Multiple acyl-CoA dehydrogenase deficiency (glutaric aciduria type 2) is associated with a "cat urine" smell.
 
        C) Multiple carboxylase deficiency is associated with a "rancid butter" smell.
 
        D) Methylmalonic acidemia is associated with a "maple syrup" smell.
 
        E) 3-hydroxy-3-methylglutaric aciduria is associated with a "fish market" smell.
 

 


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This question was created on September 14, 2007 by jdmiles.
This question was last modified on September 16, 2007.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS




A) 3-methylcrotonyl-CoA carboxylase deficiency is associated with a "cat urine" smell.

This answer is correct.


The statement, "3-methylcrotonyl-CoA carboxylase deficiency is associated with a "cat urine" smell." is true.
3-methylcrotonyl-CoA carboxylase deficiency is associated with a "cat urine" smell.  (See References)

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B) multiple acyl-CoA dehydrogenase deficiency (glutaric aciduria type 2) is associated with a "cat urine" smell.

This answer is incorrect.


The statement, "multiple acyl-CoA dehydrogenase deficiency (glutaric aciduria type 2) is associated with a "cat urine" smell." is false.
multiple acyl-CoA dehydrogenase deficiency (glutaric aciduria type 2) is associated with a "sweaty feet" smell.  (See References)

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C) multiple carboxylase deficiency is associated with a "rancid butter" smell.

This answer is incorrect.


The statement, "multiple carboxylase deficiency is associated with a "rancid butter" smell." is false.
multiple carboxylase deficiency is associated with a "cat urine" smell.  (See References)

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D) methylmalonic acidemia is associated with a "maple syrup" smell.

This answer is incorrect.


The statement, "methylmalonic acidemia is associated with a "maple syrup" smell." is false.
methylmalonic acidemia is associated with an "acid" smell.  (See References)

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E) 3-hydroxy-3-methylglutaric aciduria is associated with a "fish market" smell.

This answer is incorrect.


The statement, "3-hydroxy-3-methylglutaric aciduria is associated with a "fish market" smell." is false.
3-hydroxy-3-methylglutaric aciduria is associated with a "sweaty feet" smell.  (See References)

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References:

1. Pastores, G.M. and Kolodny, E.H. (2004). Inborn errors of metabolism of the nervous system. In Bradley, W.G., Daroff, R.B., Fenichel, G.M., and Jankovic, J. (Eds.). Neurology in Clinical Practice, Fourth Edition. Butterworth Heinemann, Philadelphia, pp. 1811-1832.
2. Burton, B.K. (1998). "Inborn errors of metabolism in infancy: a guide to diagnosis." Pediatrics, 102(6) E69. (PMID:9832597)
3. Monastiri, K., Limame, K., Kaabachi, N., Kharrat, H., Bousnina, S., Pousse, H., Radhouane, M., Gueddiche, M.N., and Snoussi, N. (1997). "Fenugreek odour in maple syrup urine disease." J Inherit Metab Dis, 20(4) 614-5. (PMID:9266407)
4. N. Blau, M. Duran, M. E. Blaskovics, K. M. Gibson. (2003). Physicians Guide to the Laboratory Diagnosis of Metabolic Diseases. Springer-Verlag (ISBN:354042542X)Advertising:
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adult
the scent of urine
Question ID: 09140701
Question written by J. Douglas Miles, (C) 2006-2009, all rights reserved.
Created: 09/14/2007
Modified: 09/16/2007
Estimated Permutations: 0

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