Assertion: alkaptonuria's urine | /r/CapableOf | turn black
Facets:
value: almost
type: DEGREE
value: after several hours
type: TEMPORAL
value: on exposure to light or alkali
type: CAUSE
value: in alkaptonuria
type: LOCATION
value: upon exposure to air
type: TEMPORAL
value: with exposure to air
type: CAUSE
value: on prolonged exposure to oxygen
type: CAUSE
value: after the addition of an alkali
type: TEMPORAL
value: in colour
type: OTHER
Source sentences:
text: Affected individuals may have dark urine or urine that turns black when exposed to air.
text: Alkaptonuria can be suspected in an adult if the urine turns black upon exposure to air.
text: The buildup of homogentisic acid causes the urine to turn dark blue or black when it is exposed to air, so dark stains on a baby’s diaper is one of the earliest signs of alkaptonuria.
text: The urine of persons with this condition will turn black when agents like ferric chloride are added to it.
text: A typical sign of this condition is that the urine turns black in colour when left standing for some time.
text: In childhood, this results in only one symptom: urine that turns black upon standing (hence the name black urine disease).
text: During childhood, there are no symptoms of AKU other than the urine turning black when left to stand for a few minutes.
text: In early childhood, diagnosis is suspected due to the urine turning black when exposed to air.
text: Previous reviews of the history of Alkaptonuria(7) have shown cases throughout history, beginning in 1584 with the examination of a young boy whose urine turned black when exposed to air.
text: People with alkaptonuria also have urine that turns dark brown or black when it’s exposed to air.
text: Urine in an infant’s diaper may darken and can turn almost black after several hours.
text: The presenting symptom of alkaptonuria is that of urine that turns dark brown or black on prolonged exposure to oxygen or rapidly after the addition of an alkali.
text: The urine turns black when it comes in contact with the air.
text: There are several simple methods to test for HGA in the urine: the addition of sodium hydroxide (an alkali) to the urine will turn it dark; urine with HGA turns black when reacted with iron chloride; and alkaline urine containing HGA blackens photographic paper.
text: Urine turns black when exposed to air or when alkalinized.
text: Generally, urine is dark or turns black with exposure to air.
text: In alkaptonuria, the urine turns black on exposure to light or alkali.
text: The urine of individuals with AKU turns black when exposed to air.
text: Children do not have symptoms of AKU other than the urine turning black when left to stand for a few minutes.
text: Urine in an infant's diaper may darken and can turn almost black after several hours.
text: Urine in an infant's diaper may darken and can turn almost black after several hours.
text: Urine in an infant's diaper may darken and can turn almost black after several hours.
text: In alkaptonuria, the urine turns black on exposure to light or alkali.
text: Dude with urine that turns black on standing.
text: In alkaptonuria, the urine turns black on exposure to light or alkali.
text: Urine in an infant's diaper may darken and can turn almost black after several hours.
text: Urine in an infant's diaper may darken and can turn almost black after several hours.
text: As a result, the homogentistic acid accumulates in the body, causing dark colored urine that may turn black when exposed to air.
text: Urine in an infant's diaper may darken and can turn almost black after several hours.
text: Characteristically, the excess HGA means sufferers pass dark urine, which upon standing turns black.
text: Characteristically, the excess HGA means sufferers pass dark urine, which upon standing turns black.
text: Characteristically, the excess HGA means sufferers pass dark urine, which upon standing turns black.
text: Affected people may have dark urine or urine that turns black when exposed to air.
text: The diagnosis is usually made from the triad of degenerative arthritis, ochronotic pigmentation, and urine that turns black upon alkalinisation.2 Histopathological examination of the skin lesion showing homogenised thickened ochronotic pigment in the upper dermal collagen further confirms the diagnosis of alkaptonuria.3 Treatment is mostly symptomatic; ascorbic acid may be
text: In addition, urine that turns black upon prolonged exposure to air is observed.