From darkening urine to early diagnosis of alkaptonuria

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Küçük Resim

Tarih

2008

Dergi Başlığı

Dergi ISSN

Cilt Başlığı

Yayıncı

Medknow Publications

Erişim Hakkı

info:eu-repo/semantics/openAccess

Özet

Alkaptonuria is a rare disorder of metabolism characterized by deficiency of homogentisic acid oxidase. Characteristic features include darkening of urine, ochronosis, and arthropathy. Darkening of urine is the only sign of the disorder in the pediatric age group, and it occurs at very early stage of the disorder, as reported by the parents. A 4-year-old boy presented to our clinic with the complaint of dark urine and bluish black staining of clothes. This darkening pointed to a positive physical history of bluish discoloration of sclerae which occurred off and on. We initiated treatment with ascorbic acid and a protein diet with restriction of phenylalanine and tyrosine (1.6 g/kg/d). This case report is significant because of the early diagnosis made.

Açıklama

Anahtar Kelimeler

Alkaptonuria, blue sclerae, dark urine, homogentisic acid

Kaynak

Indian Journal of Dermatology Venereology & Leprology

WoS Q Değeri

N/A

Scopus Q Değeri

Q3

Cilt

74

Sayı

6

Künye