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URINALYSIS

URINALYSIS. UA Crystals. Brown or colorless granules Na or K Sediment in spin down tube may have brick red color. Amorphous Urates. Ca or Mg Found in Basic urine Dissolves in Acetic Acid. Amorphous Phosphates. Acid urine Yellowish Brown Ovals with pointed Ends. Uric Acid.

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URINALYSIS

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  1. URINALYSIS

  2. UA Crystals

  3. Brown or colorless granules Na or K Sediment in spin down tube may have brick red color Amorphous Urates

  4. Ca or Mg • Found in Basic urine • Dissolves in Acetic Acid Amorphous Phosphates

  5. Acid urine Yellowish Brown Ovals with pointed Ends Uric Acid

  6. Yellowish Brown Ovals with pointed Ends Uric Acid

  7. Birefringence under polarized light Uric Acid

  8. Sometimes associated with gout Uric Acid

  9. Uric Acid Polarized

  10. Many Forms “Great Imposters” Uric Acid Rosette Form

  11. Common • pH acid or neutral • Envelope or dumb bell shaped • Oval May be mistaken for RBC • Ca Ox soluble in HCl Insoluble in acetic acid • RBC lyse in acetic acid Calcium Oxalate

  12. Calcium Oxalate and Epi

  13. Calcium Oxalate

  14. Calcium oxalate dihydrate and monohydrate (dumbbell and ring forms) - x400 magnification.

  15. Calcium oxalate dihydrate, various octahedral forms...

  16. Calcium Oxalate

  17. Coffin Lid Triple Phosphate

  18. AKA Ammonium Magnesium Phosphate Found in Basic or Neutral urine Soluble in Acetic Acid Triple Phosphate

  19. Alkaline urine Irregular plates “Sheets of Ice” Rosetts Associated with Cystitis and Urine retention Calcium Phosphate Crystals

  20. Alkaline urine Irregular plates “Sheets of Ice” Rosettes Associated with Cystitis and Urine retention Calcium Phosphate Crystals

  21. Alkaline urine Irregular plates “Sheets of Ice” Rosettes Associated with Cystitis and Urine retention Calcium Phosphate Crystals

  22. Alkaline urine Spheres or Dumb-bell forms Birefringent Calcium Carbonate Crystals

  23. Rhombohedral form Calcium Carbonate

  24. Dumbbell form Calcium Carbonate

  25. Alkaline urine Only urate found in alkaline urine Yellow brown spheres with horns Thorn apple Soluble in Acetic Acid Ammonium Biurate Crystals

  26. Ammonium Biurate

  27. pH alkaline • Thorn apple Ammonium Biurate

  28. All are found in acidic urine • Indicate pathologic condition Abnormal Crystals

  29. Acid pH Needle shaped fine and silky appearance Liver disease due to hepatitis, hepatocellular poisons Leukemia's Typhoid fever and smallpox Tyrosine

  30. Acid pH Needle shaped fine and silky appearance Liver disease due to hepatitis, hepatocellular poisons Leukemia's Typhoid fever and smallpox Tyrosine

  31. Acid pH Spheres, Yellow-brown concentric rings Birefringence Pseudo Maltese Cross Maple syrup disease Liver Disease Leucine

  32. Acid pH Spheres, Yellow-brown concentric rings Birefringence Pseudo Maltese Cross Maple syrup disease Liver Disease Leucine

  33. Acid pH Thin colorless hexagonal plates Birefringent in polarized light Hereditary metabolic disorders involving renal transport of various amino acieds Cystine

  34. Acid pH Thin colorless hexagonal plates Birefringent in polarized light Hereditary metabolic disorders involving renal transport of various amino acieds Cystine

  35. Acid pH Thin colorless hexagonal plates Birefringent in polarized light Hereditary metabolic disorders involving renal transport of various amino acids Cystine

  36. Cystine

  37. Acid Urine Cystine

  38. Acid Urine Regular or irregular plate with Notched corner Birefringent under polarized light Various renal diseases Nephrotic Syndrome or other condition where there is a deposition of lipids in Kidney Cholesterol

  39. Acid Urine Regular or irregular plate with Notched corner Birefringent under polarized light Various renal diseases Nephrotic Syndrome or other condition where there is a deposition of lipids in Kidney Cholesterol

  40. Cholesterol

  41. Oval Fat Bodies

  42. Oval Fat Bodies Polarized

  43. Fiber

  44. Fatty Cast Polarized

  45. Corpora amylacea

  46. Sterheimer Malbin Stain Crystalline Artifact

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