Tissue floater - Revision history

Michael at 18:34, 15 January 2015

2015-01-15T18:34:22Z

← Older revision		Revision as of 18:34, 15 January 2015
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	A '''tissue floater''', also '''floater''', is a (biologic) contaminant that is transferred to the slide some time during [[tissue processing]].<ref name=pmid19492892>{{Cite journal \| last1 = Platt \| first1 = E. \| last2 = Sommer \| first2 = P. \| last3 = McDonald \| first3 = L. \| last4 = Bennett \| first4 = A. \| last5 = Hunt \| first5 = J. \| title = Tissue floaters and contaminants in the histology laboratory. \| journal = Arch Pathol Lab Med \| volume = 133 \| issue = 6 \| pages = 973-8 \| month = Jun \| year = 2009 \| doi = 10.1043/1543-2165-133.6.973 \| PMID = 19492892 \| URL = http://www.archivesofpathology.org/doi/full/10.1043/1543-2165-133.6.973}}</ref>		A '''tissue floater''', also '''floater''', is a (biologic) contaminant that is transferred to the slide some time during [[tissue processing]].<ref name=pmid19492892>{{Cite journal \| last1 = Platt \| first1 = E. \| last2 = Sommer \| first2 = P. \| last3 = McDonald \| first3 = L. \| last4 = Bennett \| first4 = A. \| last5 = Hunt \| first5 = J. \| title = Tissue floaters and contaminants in the histology laboratory. \| journal = Arch Pathol Lab Med \| volume = 133 \| issue = 6 \| pages = 973-8 \| month = Jun \| year = 2009 \| doi = 10.1043/1543-2165-133.6.973 \| PMID = 19492892 \| URL = http://www.archivesofpathology.org/doi/full/10.1043/1543-2165-133.6.973}}</ref>

	A floater is a type of ''extraneous tissue'' and foreign to the case.<ref name=pmid22031316>{{Cite journal \| last1 = Layfield \| first1 = LJ. \| last2 = Witt \| first2 = BL. \| last3 = Metzger \| first3 = KG. \| last4 = Anderson \| first4 = GM. \| title = Extraneous tissue: a potential source for diagnostic error in surgical pathology. \| journal = Am J Clin Pathol \| volume = 136 \| issue = 5 \| pages = 767-72 \| month = Nov \| year = 2011 \| doi = 10.1309/AJCP4FFSBPHAU8IU \| PMID = 22031316 \| URL = http://ajcp.ascpjournals.org/content/136/5/767.long }}</ref><ref name=pmid12049100>{{Cite journal \| last1 = Gephardt \| first1 = GN. \| last2 = Zarbo \| first2 = RJ. \| title = Extraneous tissue in surgical pathology: a College of American Pathologists Q-Probes study of 275 laboratories. \| journal = Arch Pathol Lab Med \| volume = 120 \| issue = 11 \| pages = 1009-14 \| month = Nov \| year = 1996 \| doi = \| PMID = 12049100 }}</ref> They are ''not'' found in the tissue block.<ref name=pmid22031316/> Contaminants in the tissue block, i.e. paraffin block, are known as "pick-up" and, generally, are assumed to result from conditions at the grossing bench.		A floater is a type of ''extraneous tissue'' and foreign to the case.<ref name=pmid22031316>{{Cite journal \| last1 = Layfield \| first1 = LJ. \| last2 = Witt \| first2 = BL. \| last3 = Metzger \| first3 = KG. \| last4 = Anderson \| first4 = GM. \| title = Extraneous tissue: a potential source for diagnostic error in surgical pathology. \| journal = Am J Clin Pathol \| volume = 136 \| issue = 5 \| pages = 767-72 \| month = Nov \| year = 2011 \| doi = 10.1309/AJCP4FFSBPHAU8IU \| PMID = 22031316 \| URL = http://ajcp.ascpjournals.org/content/136/5/767.long }}</ref><ref name=pmid12049100>{{Cite journal \| last1 = Gephardt \| first1 = GN. \| last2 = Zarbo \| first2 = RJ. \| title = Extraneous tissue in surgical pathology: a College of American Pathologists Q-Probes study of 275 laboratories. \| journal = Arch Pathol Lab Med \| volume = 120 \| issue = 11 \| pages = 1009-14 \| month = Nov \| year = 1996 \| doi = \| PMID = 12049100 }}</ref> They are ''not'' found in the tissue block.<ref name=pmid22031316/> Contaminants in the tissue block, i.e. paraffin block, are known as "pick-up" and, generally, are assumed to result from conditions at the [[cut-up\|grossing]] bench.

	==Quality==		==Quality==

Michael at 10:59, 1 May 2014

2014-05-01T10:59:17Z

← Older revision		Revision as of 10:59, 1 May 2014
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	*Tissue that is confidently identified as a floater and benign is typically identified as such on the slide and otherwise ignored.		*Tissue that is confidently identified as a floater and benign is typically identified as such on the slide and otherwise ignored.
	**Example: a fragment of benign colon on an endometrial biopsy seen only on one level.		**Example: a fragment of benign colon on an endometrial biopsy seen only on one level.
	*Tissue that cannot be definitely identified as a floater may require identity testing, using short tanden repeat (STR) DNA testing.<ref name=pmid19745614>{{Cite journal \| last1 = Mosse \| first1 = CA. \| last2 = Stumph \| first2 = JR. \| last3 = Best \| first3 = DH. \| last4 = Vnencak-Jones \| first4 = CL. \| title = A B-cell lymphoma diagnosed in floater tissue: implications of the diagnosis and resolution of a laboratory error. \| journal = Am J Med Sci \| volume = 338 \| issue = 3 \| pages = 248-51 \| month = Sep \| year = 2009 \| doi = 10.1097/MAJ.0b013e3181a88dc0 \| PMID = 19745614 }}</ref>		*Tissue that cannot be definitely identified as a floater may require [[identity testing]], using short tanden repeat (STR) DNA testing.<ref name=pmid19745614>{{Cite journal \| last1 = Mosse \| first1 = CA. \| last2 = Stumph \| first2 = JR. \| last3 = Best \| first3 = DH. \| last4 = Vnencak-Jones \| first4 = CL. \| title = A B-cell lymphoma diagnosed in floater tissue: implications of the diagnosis and resolution of a laboratory error. \| journal = Am J Med Sci \| volume = 338 \| issue = 3 \| pages = 248-51 \| month = Sep \| year = 2009 \| doi = 10.1097/MAJ.0b013e3181a88dc0 \| PMID = 19745614 }}</ref>
	*Malignant tissue that is apparently foreign to the case should be worked-up and reported.		*Malignant tissue that is apparently foreign to the case should be worked-up and reported.

Michael at 10:48, 30 August 2013

2013-08-30T10:48:41Z

← Older revision		Revision as of 10:48, 30 August 2013
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	==Management==		==Management==
			*Tissue that is confidently identified as a floater and benign is typically identified as such on the slide and otherwise ignored.
			**Example: a fragment of benign colon on an endometrial biopsy seen only on one level.
	*Tissue that cannot be definitely identified as a floater may require identity testing, using short tanden repeat (STR) DNA testing.<ref name=pmid19745614>{{Cite journal \| last1 = Mosse \| first1 = CA. \| last2 = Stumph \| first2 = JR. \| last3 = Best \| first3 = DH. \| last4 = Vnencak-Jones \| first4 = CL. \| title = A B-cell lymphoma diagnosed in floater tissue: implications of the diagnosis and resolution of a laboratory error. \| journal = Am J Med Sci \| volume = 338 \| issue = 3 \| pages = 248-51 \| month = Sep \| year = 2009 \| doi = 10.1097/MAJ.0b013e3181a88dc0 \| PMID = 19745614 }}</ref>		*Tissue that cannot be definitely identified as a floater may require identity testing, using short tanden repeat (STR) DNA testing.<ref name=pmid19745614>{{Cite journal \| last1 = Mosse \| first1 = CA. \| last2 = Stumph \| first2 = JR. \| last3 = Best \| first3 = DH. \| last4 = Vnencak-Jones \| first4 = CL. \| title = A B-cell lymphoma diagnosed in floater tissue: implications of the diagnosis and resolution of a laboratory error. \| journal = Am J Med Sci \| volume = 338 \| issue = 3 \| pages = 248-51 \| month = Sep \| year = 2009 \| doi = 10.1097/MAJ.0b013e3181a88dc0 \| PMID = 19745614 }}</ref>
			*Malignant tissue that is apparently foreign to the case should be worked-up and reported.

	==See also==		==See also==

Michael: create

2013-04-10T19:24:52Z

create

← Older revision		Revision as of 19:24, 10 April 2013
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	*[[Molecular pathology tests]].		*[[Molecular pathology tests]].
	*[[Quality]].		*[[Quality]].
			*[[Lost tissue]].

	==References==		==References==

Michael: tweak

2012-06-08T12:42:00Z

tweak

← Older revision		Revision as of 12:42, 8 June 2012
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	A '''tissue floater''', also '''floater''', is a (biologic) contaminant that is transferred to the slide some time during [[tissue processing]].<ref name=pmid19492892>{{Cite journal \| last1 = Platt \| first1 = E. \| last2 = Sommer \| first2 = P. \| last3 = McDonald \| first3 = L. \| last4 = Bennett \| first4 = A. \| last5 = Hunt \| first5 = J. \| title = Tissue floaters and contaminants in the histology laboratory. \| journal = Arch Pathol Lab Med \| volume = 133 \| issue = 6 \| pages = 973-8 \| month = Jun \| year = 2009 \| doi = 10.1043/1543-2165-133.6.973 \| PMID = 19492892 \| URL = http://www.archivesofpathology.org/doi/full/10.1043/1543-2165-133.6.973}}</ref>		A '''tissue floater''', also '''floater''', is a (biologic) contaminant that is transferred to the slide some time during [[tissue processing]].<ref name=pmid19492892>{{Cite journal \| last1 = Platt \| first1 = E. \| last2 = Sommer \| first2 = P. \| last3 = McDonald \| first3 = L. \| last4 = Bennett \| first4 = A. \| last5 = Hunt \| first5 = J. \| title = Tissue floaters and contaminants in the histology laboratory. \| journal = Arch Pathol Lab Med \| volume = 133 \| issue = 6 \| pages = 973-8 \| month = Jun \| year = 2009 \| doi = 10.1043/1543-2165-133.6.973 \| PMID = 19492892 \| URL = http://www.archivesofpathology.org/doi/full/10.1043/1543-2165-133.6.973}}</ref>

	A floater is a type of ''extraneous tissue'' and foreign to the case.<ref name=pmid22031316>{{Cite journal \| last1 = Layfield \| first1 = LJ. \| last2 = Witt \| first2 = BL. \| last3 = Metzger \| first3 = KG. \| last4 = Anderson \| first4 = GM. \| title = Extraneous tissue: a potential source for diagnostic error in surgical pathology. \| journal = Am J Clin Pathol \| volume = 136 \| issue = 5 \| pages = 767-72 \| month = Nov \| year = 2011 \| doi = 10.1309/AJCP4FFSBPHAU8IU \| PMID = 22031316 \| URL = http://ajcp.ascpjournals.org/content/136/5/767.long }}</ref><ref name=pmid12049100>{{Cite journal \| last1 = Gephardt \| first1 = GN. \| last2 = Zarbo \| first2 = RJ. \| title = Extraneous tissue in surgical pathology: a College of American Pathologists Q-Probes study of 275 laboratories. \| journal = Arch Pathol Lab Med \| volume = 120 \| issue = 11 \| pages = 1009-14 \| month = Nov \| year = 1996 \| doi = \| PMID = 12049100 }}</ref> They are ''not'' found in the tissue block.<ref name=pmid22031316/> Contaminants in the tissue block, i.e. paraffin block, are known as "pick-up" and generally result conditions at the grossing bench.		A floater is a type of ''extraneous tissue'' and foreign to the case.<ref name=pmid22031316>{{Cite journal \| last1 = Layfield \| first1 = LJ. \| last2 = Witt \| first2 = BL. \| last3 = Metzger \| first3 = KG. \| last4 = Anderson \| first4 = GM. \| title = Extraneous tissue: a potential source for diagnostic error in surgical pathology. \| journal = Am J Clin Pathol \| volume = 136 \| issue = 5 \| pages = 767-72 \| month = Nov \| year = 2011 \| doi = 10.1309/AJCP4FFSBPHAU8IU \| PMID = 22031316 \| URL = http://ajcp.ascpjournals.org/content/136/5/767.long }}</ref><ref name=pmid12049100>{{Cite journal \| last1 = Gephardt \| first1 = GN. \| last2 = Zarbo \| first2 = RJ. \| title = Extraneous tissue in surgical pathology: a College of American Pathologists Q-Probes study of 275 laboratories. \| journal = Arch Pathol Lab Med \| volume = 120 \| issue = 11 \| pages = 1009-14 \| month = Nov \| year = 1996 \| doi = \| PMID = 12049100 }}</ref> They are ''not'' found in the tissue block.<ref name=pmid22031316/> Contaminants in the tissue block, i.e. paraffin block, are known as "pick-up" and, generally, are assumed to result from conditions at the grossing bench.

	==Quality==		==Quality==

Michael: re-arr.

2012-05-15T05:13:14Z

re-arr.

← Older revision		Revision as of 05:13, 15 May 2012
Line 1:		Line 1:
	A '''tissue floater''', also '''floater''', is a (biologic) contaminant that is transferred to the slide some time during [[tissue processing]].<ref name=pmid19492892>{{Cite journal \| last1 = Platt \| first1 = E. \| last2 = Sommer \| first2 = P. \| last3 = McDonald \| first3 = L. \| last4 = Bennett \| first4 = A. \| last5 = Hunt \| first5 = J. \| title = Tissue floaters and contaminants in the histology laboratory. \| journal = Arch Pathol Lab Med \| volume = 133 \| issue = 6 \| pages = 973-8 \| month = Jun \| year = 2009 \| doi = 10.1043/1543-2165-133.6.973 \| PMID = 19492892 \| URL = http://www.archivesofpathology.org/doi/full/10.1043/1543-2165-133.6.973}}</ref>		A '''tissue floater''', also '''floater''', is a (biologic) contaminant that is transferred to the slide some time during [[tissue processing]].<ref name=pmid19492892>{{Cite journal \| last1 = Platt \| first1 = E. \| last2 = Sommer \| first2 = P. \| last3 = McDonald \| first3 = L. \| last4 = Bennett \| first4 = A. \| last5 = Hunt \| first5 = J. \| title = Tissue floaters and contaminants in the histology laboratory. \| journal = Arch Pathol Lab Med \| volume = 133 \| issue = 6 \| pages = 973-8 \| month = Jun \| year = 2009 \| doi = 10.1043/1543-2165-133.6.973 \| PMID = 19492892 \| URL = http://www.archivesofpathology.org/doi/full/10.1043/1543-2165-133.6.973}}</ref>

	A ~~tissue~~ floater is a type of ''extraneous tissue''~~; tissue that is~~ foreign to the case.<ref name=pmid22031316>{{Cite journal \| last1 = Layfield \| first1 = LJ. \| last2 = Witt \| first2 = BL. \| last3 = Metzger \| first3 = KG. \| last4 = Anderson \| first4 = GM. \| title = Extraneous tissue: a potential source for diagnostic error in surgical pathology. \| journal = Am J Clin Pathol \| volume = 136 \| issue = 5 \| pages = 767-72 \| month = Nov \| year = 2011 \| doi = 10.1309/AJCP4FFSBPHAU8IU \| PMID = 22031316 \| URL = http://ajcp.ascpjournals.org/content/136/5/767.long }}</ref><ref name=pmid12049100>{{Cite journal \| last1 = Gephardt \| first1 = GN. \| last2 = Zarbo \| first2 = RJ. \| title = Extraneous tissue in surgical pathology: a College of American Pathologists Q-Probes study of 275 laboratories. \| journal = Arch Pathol Lab Med \| volume = 120 \| issue = 11 \| pages = 1009-14 \| month = Nov \| year = 1996 \| doi = \| PMID = 12049100 }}</ref>		A floater is a type of ''extraneous tissue'' and foreign to the case.<ref name=pmid22031316>{{Cite journal \| last1 = Layfield \| first1 = LJ. \| last2 = Witt \| first2 = BL. \| last3 = Metzger \| first3 = KG. \| last4 = Anderson \| first4 = GM. \| title = Extraneous tissue: a potential source for diagnostic error in surgical pathology. \| journal = Am J Clin Pathol \| volume = 136 \| issue = 5 \| pages = 767-72 \| month = Nov \| year = 2011 \| doi = 10.1309/AJCP4FFSBPHAU8IU \| PMID = 22031316 \| URL = http://ajcp.ascpjournals.org/content/136/5/767.long }}</ref><ref name=pmid12049100>{{Cite journal \| last1 = Gephardt \| first1 = GN. \| last2 = Zarbo \| first2 = RJ. \| title = Extraneous tissue in surgical pathology: a College of American Pathologists Q-Probes study of 275 laboratories. \| journal = Arch Pathol Lab Med \| volume = 120 \| issue = 11 \| pages = 1009-14 \| month = Nov \| year = 1996 \| doi = \| PMID = 12049100 }}</ref> They are ''not'' found in the tissue block.<ref name=pmid22031316/> Contaminants in the tissue block, i.e. paraffin block, are known as "pick-up" and generally result conditions at the grossing bench.

	==Quality==		==Quality==
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	==Management==		==Management==
	*Floaters are not found in the tissue block.<ref name=pmid22031316/>
	**Contaminants in the tissue block, i.e. paraffin, are known as "pick-up" and generally result conditions at the grossing bench.
	*Tissue that cannot be definitely identified as a floater may require identity testing, using short tanden repeat (STR) DNA testing.<ref name=pmid19745614>{{Cite journal \| last1 = Mosse \| first1 = CA. \| last2 = Stumph \| first2 = JR. \| last3 = Best \| first3 = DH. \| last4 = Vnencak-Jones \| first4 = CL. \| title = A B-cell lymphoma diagnosed in floater tissue: implications of the diagnosis and resolution of a laboratory error. \| journal = Am J Med Sci \| volume = 338 \| issue = 3 \| pages = 248-51 \| month = Sep \| year = 2009 \| doi = 10.1097/MAJ.0b013e3181a88dc0 \| PMID = 19745614 }}</ref>		*Tissue that cannot be definitely identified as a floater may require identity testing, using short tanden repeat (STR) DNA testing.<ref name=pmid19745614>{{Cite journal \| last1 = Mosse \| first1 = CA. \| last2 = Stumph \| first2 = JR. \| last3 = Best \| first3 = DH. \| last4 = Vnencak-Jones \| first4 = CL. \| title = A B-cell lymphoma diagnosed in floater tissue: implications of the diagnosis and resolution of a laboratory error. \| journal = Am J Med Sci \| volume = 338 \| issue = 3 \| pages = 248-51 \| month = Sep \| year = 2009 \| doi = 10.1097/MAJ.0b013e3181a88dc0 \| PMID = 19745614 }}</ref>

Michael: +ref

2012-05-07T23:20:50Z

+ref

← Older revision		Revision as of 23:20, 7 May 2012
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	A '''tissue floater''', also '''floater''', is a (biologic) contaminant that is transferred to the slide some time during [[tissue processing]].<ref name=pmid19492892>{{Cite journal \| last1 = Platt \| first1 = E. \| last2 = Sommer \| first2 = P. \| last3 = McDonald \| first3 = L. \| last4 = Bennett \| first4 = A. \| last5 = Hunt \| first5 = J. \| title = Tissue floaters and contaminants in the histology laboratory. \| journal = Arch Pathol Lab Med \| volume = 133 \| issue = 6 \| pages = 973-8 \| month = Jun \| year = 2009 \| doi = 10.1043/1543-2165-133.6.973 \| PMID = 19492892 \| URL = http://www.archivesofpathology.org/doi/full/10.1043/1543-2165-133.6.973}}</ref>		A '''tissue floater''', also '''floater''', is a (biologic) contaminant that is transferred to the slide some time during [[tissue processing]].<ref name=pmid19492892>{{Cite journal \| last1 = Platt \| first1 = E. \| last2 = Sommer \| first2 = P. \| last3 = McDonald \| first3 = L. \| last4 = Bennett \| first4 = A. \| last5 = Hunt \| first5 = J. \| title = Tissue floaters and contaminants in the histology laboratory. \| journal = Arch Pathol Lab Med \| volume = 133 \| issue = 6 \| pages = 973-8 \| month = Jun \| year = 2009 \| doi = 10.1043/1543-2165-133.6.973 \| PMID = 19492892 \| URL = http://www.archivesofpathology.org/doi/full/10.1043/1543-2165-133.6.973}}</ref>

	A tissue floater is a type of ''extraneous tissue''; tissue that is foreign to the case.<ref name=pmid22031316>{{Cite journal \| last1 = Layfield \| first1 = LJ. \| last2 = Witt \| first2 = BL. \| last3 = Metzger \| first3 = KG. \| last4 = Anderson \| first4 = GM. \| title = Extraneous tissue: a potential source for diagnostic error in surgical pathology. \| journal = Am J Clin Pathol \| volume = 136 \| issue = 5 \| pages = 767-72 \| month = Nov \| year = 2011 \| doi = 10.1309/AJCP4FFSBPHAU8IU \| PMID = 22031316 \| URL = http://ajcp.ascpjournals.org/content/136/5/767.long }}</ref>		A tissue floater is a type of ''extraneous tissue''; tissue that is foreign to the case.<ref name=pmid22031316>{{Cite journal \| last1 = Layfield \| first1 = LJ. \| last2 = Witt \| first2 = BL. \| last3 = Metzger \| first3 = KG. \| last4 = Anderson \| first4 = GM. \| title = Extraneous tissue: a potential source for diagnostic error in surgical pathology. \| journal = Am J Clin Pathol \| volume = 136 \| issue = 5 \| pages = 767-72 \| month = Nov \| year = 2011 \| doi = 10.1309/AJCP4FFSBPHAU8IU \| PMID = 22031316 \| URL = http://ajcp.ascpjournals.org/content/136/5/767.long }}</ref><ref name=pmid12049100>{{Cite journal \| last1 = Gephardt \| first1 = GN. \| last2 = Zarbo \| first2 = RJ. \| title = Extraneous tissue in surgical pathology: a College of American Pathologists Q-Probes study of 275 laboratories. \| journal = Arch Pathol Lab Med \| volume = 120 \| issue = 11 \| pages = 1009-14 \| month = Nov \| year = 1996 \| doi = \| PMID = 12049100 }}</ref>

	==Quality==		==Quality==

Michael: w

2012-05-07T23:07:24Z

← Older revision		Revision as of 23:07, 7 May 2012
Line 1:		Line 1:
	A '''tissue floater''', also '''floater''', is a contaminant that is transferred to the slide some time during tissue processing.<ref name=pmid19492892>{{Cite journal \| last1 = Platt \| first1 = E. \| last2 = Sommer \| first2 = P. \| last3 = McDonald \| first3 = L. \| last4 = Bennett \| first4 = A. \| last5 = Hunt \| first5 = J. \| title = Tissue floaters and contaminants in the histology laboratory. \| journal = Arch Pathol Lab Med \| volume = 133 \| issue = 6 \| pages = 973-8 \| month = Jun \| year = 2009 \| doi = 10.1043/1543-2165-133.6.973 \| PMID = 19492892 \| URL = http://www.archivesofpathology.org/doi/full/10.1043/1543-2165-133.6.973}}</ref>		A '''tissue floater''', also '''floater''', is a (biologic) contaminant that is transferred to the slide some time during [[tissue processing]].<ref name=pmid19492892>{{Cite journal \| last1 = Platt \| first1 = E. \| last2 = Sommer \| first2 = P. \| last3 = McDonald \| first3 = L. \| last4 = Bennett \| first4 = A. \| last5 = Hunt \| first5 = J. \| title = Tissue floaters and contaminants in the histology laboratory. \| journal = Arch Pathol Lab Med \| volume = 133 \| issue = 6 \| pages = 973-8 \| month = Jun \| year = 2009 \| doi = 10.1043/1543-2165-133.6.973 \| PMID = 19492892 \| URL = http://www.archivesofpathology.org/doi/full/10.1043/1543-2165-133.6.973}}</ref>

	A tissue floater is a type of ''extraneous tissue''; tissue that is foreign to the case.<ref name=pmid22031316>{{Cite journal \| last1 = Layfield \| first1 = LJ. \| last2 = Witt \| first2 = BL. \| last3 = Metzger \| first3 = KG. \| last4 = Anderson \| first4 = GM. \| title = Extraneous tissue: a potential source for diagnostic error in surgical pathology. \| journal = Am J Clin Pathol \| volume = 136 \| issue = 5 \| pages = 767-72 \| month = Nov \| year = 2011 \| doi = 10.1309/AJCP4FFSBPHAU8IU \| PMID = 22031316 \| URL = http://ajcp.ascpjournals.org/content/136/5/767.long }}</ref>		A tissue floater is a type of ''extraneous tissue''; tissue that is foreign to the case.<ref name=pmid22031316>{{Cite journal \| last1 = Layfield \| first1 = LJ. \| last2 = Witt \| first2 = BL. \| last3 = Metzger \| first3 = KG. \| last4 = Anderson \| first4 = GM. \| title = Extraneous tissue: a potential source for diagnostic error in surgical pathology. \| journal = Am J Clin Pathol \| volume = 136 \| issue = 5 \| pages = 767-72 \| month = Nov \| year = 2011 \| doi = 10.1309/AJCP4FFSBPHAU8IU \| PMID = 22031316 \| URL = http://ajcp.ascpjournals.org/content/136/5/767.long }}</ref>

Michael: expand

2012-05-07T23:06:18Z

expand

← Older revision		Revision as of 23:06, 7 May 2012
Line 1:		Line 1:
	A '''tissue floater''', also '''floater''', is a contaminant that is transferred to the slide some time during tissue processing.<ref name=pmid19492892>{{Cite journal \| last1 = Platt \| first1 = E. \| last2 = Sommer \| first2 = P. \| last3 = McDonald \| first3 = L. \| last4 = Bennett \| first4 = A. \| last5 = Hunt \| first5 = J. \| title = Tissue floaters and contaminants in the histology laboratory. \| journal = Arch Pathol Lab Med \| volume = 133 \| issue = 6 \| pages = 973-8 \| month = Jun \| year = 2009 \| doi = 10.1043/1543-2165-133.6.973 \| PMID = 19492892 \| URL = http://www.archivesofpathology.org/doi/full/10.1043/1543-2165-133.6.973}}</ref>		A '''tissue floater''', also '''floater''', is a contaminant that is transferred to the slide some time during tissue processing.<ref name=pmid19492892>{{Cite journal \| last1 = Platt \| first1 = E. \| last2 = Sommer \| first2 = P. \| last3 = McDonald \| first3 = L. \| last4 = Bennett \| first4 = A. \| last5 = Hunt \| first5 = J. \| title = Tissue floaters and contaminants in the histology laboratory. \| journal = Arch Pathol Lab Med \| volume = 133 \| issue = 6 \| pages = 973-8 \| month = Jun \| year = 2009 \| doi = 10.1043/1543-2165-133.6.973 \| PMID = 19492892 \| URL = http://www.archivesofpathology.org/doi/full/10.1043/1543-2165-133.6.973}}</ref>

	Floaters are considered to be near-misses, as they can lead to misdiagnoses if not identified as such.<ref name=pmid22032570>{{Cite journal \| last1 = Smith \| first1 = ML. \| last2 = Raab \| first2 = SS. \| title = Assessment of latent factors contributing to error: addressing surgical pathology error wisely. \| journal = Arch Pathol Lab Med \| volume = 135 \| issue = 11 \| pages = 1436-40 \| month = Nov \| year = 2011 \| doi = 10.5858/arpa.2011-0334-OA \| PMID = 22032570 \| URL = http://www.archivesofpathology.org/doi/full/10.5858/arpa.2011-0334-OA}}</ref>		A tissue floater is a type of ''extraneous tissue''; tissue that is foreign to the case.<ref name=pmid22031316>{{Cite journal \| last1 = Layfield \| first1 = LJ. \| last2 = Witt \| first2 = BL. \| last3 = Metzger \| first3 = KG. \| last4 = Anderson \| first4 = GM. \| title = Extraneous tissue: a potential source for diagnostic error in surgical pathology. \| journal = Am J Clin Pathol \| volume = 136 \| issue = 5 \| pages = 767-72 \| month = Nov \| year = 2011 \| doi = 10.1309/AJCP4FFSBPHAU8IU \| PMID = 22031316 \| URL = http://ajcp.ascpjournals.org/content/136/5/767.long }}</ref>

			==Quality==
			{{Main\|Quality}}
			Floaters are considered to be near-misses, as they can lead to misdiagnoses if not identified as such.<ref name=pmid22032570>{{Cite journal \| last1 = Smith \| first1 = ML. \| last2 = Raab \| first2 = SS. \| title = Assessment of latent factors contributing to error: addressing surgical pathology error wisely. \| journal = Arch Pathol Lab Med \| volume = 135 \| issue = 11 \| pages = 1436-40 \| month = Nov \| year = 2011 \| doi = 10.5858/arpa.2011-0334-OA \| PMID = 22032570 \| URL = http://www.archivesofpathology.org/doi/full/10.5858/arpa.2011-0334-OA}}</ref> They are considered to be an indicator of (poor) quality.

	==Management==		==Management==
			*Floaters are not found in the tissue block.<ref name=pmid22031316/>
			**Contaminants in the tissue block, i.e. paraffin, are known as "pick-up" and generally result conditions at the grossing bench.
	*Tissue that cannot be definitely identified as a floater may require identity testing, using short tanden repeat (STR) DNA testing.<ref name=pmid19745614>{{Cite journal \| last1 = Mosse \| first1 = CA. \| last2 = Stumph \| first2 = JR. \| last3 = Best \| first3 = DH. \| last4 = Vnencak-Jones \| first4 = CL. \| title = A B-cell lymphoma diagnosed in floater tissue: implications of the diagnosis and resolution of a laboratory error. \| journal = Am J Med Sci \| volume = 338 \| issue = 3 \| pages = 248-51 \| month = Sep \| year = 2009 \| doi = 10.1097/MAJ.0b013e3181a88dc0 \| PMID = 19745614 }}</ref>		*Tissue that cannot be definitely identified as a floater may require identity testing, using short tanden repeat (STR) DNA testing.<ref name=pmid19745614>{{Cite journal \| last1 = Mosse \| first1 = CA. \| last2 = Stumph \| first2 = JR. \| last3 = Best \| first3 = DH. \| last4 = Vnencak-Jones \| first4 = CL. \| title = A B-cell lymphoma diagnosed in floater tissue: implications of the diagnosis and resolution of a laboratory error. \| journal = Am J Med Sci \| volume = 338 \| issue = 3 \| pages = 248-51 \| month = Sep \| year = 2009 \| doi = 10.1097/MAJ.0b013e3181a88dc0 \| PMID = 19745614 }}</ref>

Michael: create

2012-05-07T22:51:43Z

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A '''tissue floater''', also '''floater''', is a contaminant that is transferred to the slide some time during tissue processing.<ref name=pmid19492892>{{Cite journal | last1 = Platt | first1 = E. | last2 = Sommer | first2 = P. | last3 = McDonald | first3 = L. | last4 = Bennett | first4 = A. | last5 = Hunt | first5 = J. | title = Tissue floaters and contaminants in the histology laboratory. | journal = Arch Pathol Lab Med | volume = 133 | issue = 6 | pages = 973-8 | month = Jun | year = 2009 | doi = 10.1043/1543-2165-133.6.973 | PMID = 19492892 | URL = http://www.archivesofpathology.org/doi/full/10.1043/1543-2165-133.6.973}}</ref>

Floaters are considered to be near-misses, as they can lead to misdiagnoses if not identified as such.<ref name=pmid22032570>{{Cite journal | last1 = Smith | first1 = ML. | last2 = Raab | first2 = SS. | title = Assessment of latent factors contributing to error: addressing surgical pathology error wisely. | journal = Arch Pathol Lab Med | volume = 135 | issue = 11 | pages = 1436-40 | month = Nov | year = 2011 | doi = 10.5858/arpa.2011-0334-OA | PMID = 22032570 | URL = http://www.archivesofpathology.org/doi/full/10.5858/arpa.2011-0334-OA}}</ref>

==Management==
*Tissue that cannot be definitely identified as a floater may require identity testing, using short tanden repeat (STR) DNA testing.<ref name=pmid19745614>{{Cite journal | last1 = Mosse | first1 = CA. | last2 = Stumph | first2 = JR. | last3 = Best | first3 = DH. | last4 = Vnencak-Jones | first4 = CL. | title = A B-cell lymphoma diagnosed in floater tissue: implications of the diagnosis and resolution of a laboratory error. | journal = Am J Med Sci | volume = 338 | issue = 3 | pages = 248-51 | month = Sep | year = 2009 | doi = 10.1097/MAJ.0b013e3181a88dc0 | PMID = 19745614 }}</ref>

==See also==
*[[Molecular pathology tests]].
*[[Quality]].

==References==
{{Reflist|2}}

[[Category:Quality]]