Myoglobinuria: Difference between revisions

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Miscellaneous syndromes
Miscellaneous syndromes
* [[Rhabdomyolysis]]
* [[Rhabdomyolysis]]
* [[Meyer-Betz]] disease
* Meyer-Betz disease


Autosomal recessive conditions
Autosomal recessive conditions
* [[Glycogenosis type 5]]
* Glycogenosis type 5
* [[Phosphogylcerate mutase 2 deficiency]]
* Phosphogylcerate mutase 2 deficiency


Cardiac and vascular conditions
Cardiac and vascular conditions

Revision as of 18:27, 19 January 2009

Myoglobinuria
Model of helical domains in myoglobin.
ICD-10 R82.1
ICD-9 791.3
DiseasesDB 23059
eMedicine ped/1535 
MeSH D009212

Template:Search infobox Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

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Overview

Myoglobinuria is the presence of myoglobin in the urine, usually associated with rhabdomyolysis or muscle destruction. Myoglobin is present in muscle cells as a reserve of oxygen.

Pathophysiology

Under ideal situations myoglobin will be filtered and excreted with the urine, but if too much myoglobin is released into the circulation or in case of renal problems, it can occlude the renal filtration system leading to acute tubular necrosis and acute renal insufficiency.

Differential diagnosis of causes of myoglobinuria

Trauma, vascular problems, venoms, certain drugs and other situations can destroy or damage the muscle, releasing myoglobin to the circulation and thus to the kidneys.

Miscellaneous syndromes

Autosomal recessive conditions

  • Glycogenosis type 5
  • Phosphogylcerate mutase 2 deficiency

Cardiac and vascular conditions

Inflammatory conditions

Trauma, mechanical and physical conditions

Differentiating myoglobinuria from hemoglobinuria

After centrifuge, the serum of myologinuria is clear, where the serum of hemoglobinuria after centrifuge is pink.

External links

Template:Abnormal clinical and laboratory findings Template:SIB de:Myoglobinurie


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