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| ==Introduction== | | ==Introduction== |
| Renal biopsy should '''only be considered''' when the information obtained is likely to alter patient management. | | Renal biopsy should '''only be considered''' when the information obtained is likely to alter patient management. |
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| Extensive evaluation of the renal disease and '''clinical evaluation of the patient''' should be completed prior to biopsy. | | Extensive evaluation of the renal disease and '''clinical evaluation of the patient''' should be completed prior to biopsy. |
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− | A '''coagulation profile''' is essential prior to biopsy due to the considerable risk of haemorrhage. | + | A [[Coagulation Tests|'''coagulation profile''']] is essential prior to biopsy due to the considerable risk of haemorrhage. |
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| ==Needle Biopsy== | | ==Needle Biopsy== |
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| The cortex is usually sampled '''several times'''. | | The cortex is usually sampled '''several times'''. |
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− | For animals with glomerular disease, one sample should be placed in formal for light microscopy, one sample placed in a fixative, and one sample frozen for immunofluorescence microscopy. | + | For animals with glomerular disease, one sample should be placed in formalin for light microscopy, one sample placed in a fixative, and one sample frozen for [[immunofluorescence]] microscopy. |
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− | ==Wedge biopsy== | + | ==Wedge Biopsy== |
| A wedge biopsy obtained at surgery provides '''superior quality samples'''. | | A wedge biopsy obtained at surgery provides '''superior quality samples'''. |
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| Digital pressure can be applied for 5 to 10 minutes if bleeding occurs, or the omentum can be sutured over the area with interrupted sutures. | | Digital pressure can be applied for 5 to 10 minutes if bleeding occurs, or the omentum can be sutured over the area with interrupted sutures. |
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− | ==Post-procedure considerations== | + | ==Post-procedure Considerations== |
| After renal biopsy, patients should be '''diuresed for several hours''' to decrease the risk of blood clot formation and obstruction of the renal pelvis or urethra. | | After renal biopsy, patients should be '''diuresed for several hours''' to decrease the risk of blood clot formation and obstruction of the renal pelvis or urethra. |
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| '''Monitoring for haemorrhage''' should include: immediate post-biopsy scan of the kidney and bladder for signs of haemorrhage, serial PCV measurements at 30 minutes intervals, and close observation of vital signs. | | '''Monitoring for haemorrhage''' should include: immediate post-biopsy scan of the kidney and bladder for signs of haemorrhage, serial PCV measurements at 30 minutes intervals, and close observation of vital signs. |
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| + | |flashcards = [[Feline Medicine Q&A 22]] |
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| ==References== | | ==References== |
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| Tobias, K. (2009) '''Manual of small animal soft tissue surgery''' ''John Wiley and Sons'' | | Tobias, K. (2009) '''Manual of small animal soft tissue surgery''' ''John Wiley and Sons'' |
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| + | [[Category:Clinical Techniques]] |
| + | [[Category:Expert Review]] |