Fontana-Masson stain - Revision history

Michael at 15:28, 5 November 2021

2021-11-05T15:28:31Z

← Older revision		Revision as of 15:28, 5 November 2021
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	*Stain for melanin.		*Stain for melanin.
	**Displays melanin - whether it be in melanocytes, keratinocytes or melanophages.		**Displays melanin - whether it be in melanocytes, keratinocytes or melanophages.
	**[[IHC stains]], i.e. ''Melan A, SOX10 or MITF'' are preferable for displaying ''melanocytes''.		**[[IHC stains]], i.e. ''Melan A, SOX10 or [[MITF]]'' are preferable for displaying ''melanocytes''.
	**Used to differentiate brown pigments (lipofuscin, hemosiderin, melanin).<ref>URL: [http://education.vetmed.vt.edu/curriculum/VM8054/labs/Lab2/Examples/exfontana.htm http://education.vetmed.vt.edu/curriculum/VM8054/labs/Lab2/Examples/exfontana.htm]. Accessed on: 5 May 2010.</ref>		**Used to differentiate brown pigments (lipofuscin, hemosiderin, melanin).<ref>URL: [http://education.vetmed.vt.edu/curriculum/VM8054/labs/Lab2/Examples/exfontana.htm http://education.vetmed.vt.edu/curriculum/VM8054/labs/Lab2/Examples/exfontana.htm]. Accessed on: 5 May 2010.</ref>
	**Used to document Minocycline type II drug induced pigment deposition		**Used to document Minocycline type II drug induced pigment deposition

Mark: image

2018-09-23T16:19:12Z

image

← Older revision		Revision as of 16:19, 23 September 2018
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			[[Image:18S00822 axillary metastasis Masson Fontana x40.jpg\|thumb\|Masson-Fontana staining of metastatic melanoma.]]
	'''Fontana-Masson stain''' is a special stain that marks the pigment melanin. It is a type of silver stain.{{fact}}		'''Fontana-Masson stain''' is a special stain that marks the pigment melanin. It is a type of silver stain.{{fact}}

Michael: borken

2016-04-13T19:22:05Z

borken

← Older revision		Revision as of 19:22, 13 April 2016
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	*Stain for melanin.		*Stain for melanin.
	**Displays melanin - whether it be in melanocytes, keratinocytes or melanophages.		**Displays melanin - whether it be in melanocytes, keratinocytes or melanophages.
	**[[IHC ~~stain~~]]s, i.e. ''Melan A, SOX10 or MITF'' are preferable for displaying ''melanocytes''.		**[[IHC stains]], i.e. ''Melan A, SOX10 or MITF'' are preferable for displaying ''melanocytes''.
	**Used to differentiate brown pigments (lipofuscin, hemosiderin, melanin).<ref>URL: [http://education.vetmed.vt.edu/curriculum/VM8054/labs/Lab2/Examples/exfontana.htm http://education.vetmed.vt.edu/curriculum/VM8054/labs/Lab2/Examples/exfontana.htm]. Accessed on: 5 May 2010.</ref>		**Used to differentiate brown pigments (lipofuscin, hemosiderin, melanin).<ref>URL: [http://education.vetmed.vt.edu/curriculum/VM8054/labs/Lab2/Examples/exfontana.htm http://education.vetmed.vt.edu/curriculum/VM8054/labs/Lab2/Examples/exfontana.htm]. Accessed on: 5 May 2010.</ref>
	**Used to document Minocycline type II drug induced pigment deposition		**Used to document Minocycline type II drug induced pigment deposition
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	***Idiopathic hypomelanosis will demonstrate ONLY loss of melanin with the Fontana-Masson stain - melanocytes will not be absent with the Melan A stain.		***Idiopathic hypomelanosis will demonstrate ONLY loss of melanin with the Fontana-Masson stain - melanocytes will not be absent with the Melan A stain.
	***Vitiligo will show loss of melanin AND loss of melanocytes with a Melan A stain.		***Vitiligo will show loss of melanin AND loss of melanocytes with a Melan A stain.
	Image:		<!--Image:
	*[http://education.vetmed.vt.edu/curriculum/VM8054/labs/Lab2/Examples/exfontana.htm Fontana-Masson stain (vetmed.vt.edu)].		*[http://education.vetmed.vt.edu/curriculum/VM8054/labs/Lab2/Examples/exfontana.htm Fontana-Masson stain (vetmed.vt.edu)].
			-->
	==See also==		==See also==
	*[[Stains]].		*[[Stains]].

Michael at 19:21, 13 April 2016

2016-04-13T19:21:06Z

← Older revision		Revision as of 19:21, 13 April 2016
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	*Stain for melanin.		*Stain for melanin.
	**Displays melanin - whether it be in melanocytes, keratinocytes or melanophages.		**Displays melanin - whether it be in melanocytes, keratinocytes or melanophages.
	**IHC ~~stains~~, i.e. ''Melan A, SOX10 or MITF'' are preferable for displaying ''melanocytes''.		**[[IHC stain]]s, i.e. ''Melan A, SOX10 or MITF'' are preferable for displaying ''melanocytes''.
	**Used to differentiate brown pigments (lipofuscin, hemosiderin, melanin).<ref>URL: [http://education.vetmed.vt.edu/curriculum/VM8054/labs/Lab2/Examples/exfontana.htm http://education.vetmed.vt.edu/curriculum/VM8054/labs/Lab2/Examples/exfontana.htm]. Accessed on: 5 May 2010.</ref>		**Used to differentiate brown pigments (lipofuscin, hemosiderin, melanin).<ref>URL: [http://education.vetmed.vt.edu/curriculum/VM8054/labs/Lab2/Examples/exfontana.htm http://education.vetmed.vt.edu/curriculum/VM8054/labs/Lab2/Examples/exfontana.htm]. Accessed on: 5 May 2010.</ref>
	**Used to document Minocycline type II drug induced pigment deposition		**Used to document Minocycline type II drug induced pigment deposition
	***Minocycline pigment, Type II will stain with both the Fontana-Masson stain AND the Perls iron stain.<ref name=pmid19595269>{{cite journal \|author=Geria AN, Tajirian AL, Kihiczak G, Schwartz RA \|title=Minocycline-induced skin pigmentation: an update \|journal=Acta Dermatovenerol Croat \|volume=17 \|issue=2 \|pages=123–6 \|year=2009 \|pmid=19595269 \|doi= \|url=}}</ref>		***Minocycline pigment, Type II will stain with both the Fontana-Masson stain AND the [[Iron stain\|Perls iron stain]].<ref name=pmid19595269>{{cite journal \|author=Geria AN, Tajirian AL, Kihiczak G, Schwartz RA \|title=Minocycline-induced skin pigmentation: an update \|journal=Acta Dermatovenerol Croat \|volume=17 \|issue=2 \|pages=123–6 \|year=2009 \|pmid=19595269 \|doi= \|url=}}</ref>
	**Used in the differential diagnosis of hypomelanosis		**Used in the differential diagnosis of hypomelanosis
	***Idiopathic hypomelanosis will demonstrate ONLY loss of melanin with the Fontana-Masson stain - melanocytes will not be absent with the Melan A stain.		***Idiopathic hypomelanosis will demonstrate ONLY loss of melanin with the Fontana-Masson stain - melanocytes will not be absent with the Melan A stain.
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	==See also==		==See also==
	*[[Stains]].		*[[Stains]].
			*[[Minocycline associated thyroid pigmentation]].

	==References==		==References==

Michael at 19:17, 13 April 2016

2016-04-13T19:17:26Z

← Older revision		Revision as of 19:17, 13 April 2016
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	'''Fontana-Masson stain''' is a special stain that marks the pigment melanin.		'''Fontana-Masson stain''' is a special stain that marks the pigment melanin. It is a type of silver stain.{{fact}}

	It is also known as ''Masson-Fontana stain'',<ref name=pmid16081962>{{Cite journal \| last1 = Gaitanis \| first1 = G. \| last2 = Chasapi \| first2 = V. \| last3 = Velegraki \| first3 = A. \| title = Novel application of the masson-fontana stain for demonstrating Malassezia species melanin-like pigment production in vitro and in clinical specimens. \| journal = J Clin Microbiol \| volume = 43 \| issue = 8 \| pages = 4147-51 \| month = Aug \| year = 2005 \| doi = 10.1128/JCM.43.8.4147-4151.2005 \| PMID = 16081962 }}</ref> ''Fontana-Masson stain for melanin'', ''melanin stain''.		It is also known as '''Masson-Fontana stain''',<ref name=pmid16081962>{{Cite journal \| last1 = Gaitanis \| first1 = G. \| last2 = Chasapi \| first2 = V. \| last3 = Velegraki \| first3 = A. \| title = Novel application of the masson-fontana stain for demonstrating Malassezia species melanin-like pigment production in vitro and in clinical specimens. \| journal = J Clin Microbiol \| volume = 43 \| issue = 8 \| pages = 4147-51 \| month = Aug \| year = 2005 \| doi = 10.1128/JCM.43.8.4147-4151.2005 \| PMID = 16081962 }}</ref> '''Fontana-Masson stain for melanin''', and '''melanin stain'''.
	*A type of silver stain.

	==Stains==		==Stains==

Michael: split out

2016-04-13T19:16:49Z

split out

← Older revision		Revision as of 19:16, 13 April 2016
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	#~~redirect~~ [[~~Stains#~~Fontana-~~Masson_stain~~]]		'''Fontana-Masson stain''' is a special stain that marks the pigment melanin.

			It is also known as ''Masson-Fontana stain'',<ref name=pmid16081962>{{Cite journal \| last1 = Gaitanis \| first1 = G. \| last2 = Chasapi \| first2 = V. \| last3 = Velegraki \| first3 = A. \| title = Novel application of the masson-fontana stain for demonstrating Malassezia species melanin-like pigment production in vitro and in clinical specimens. \| journal = J Clin Microbiol \| volume = 43 \| issue = 8 \| pages = 4147-51 \| month = Aug \| year = 2005 \| doi = 10.1128/JCM.43.8.4147-4151.2005 \| PMID = 16081962 }}</ref> ''Fontana-Masson stain for melanin'', ''melanin stain''.
			*A type of silver stain.

			==Stains==
			#Melanin.
			#"Argentaffin granules" of the digestive tract.
			#Pigment deposition due to minocycline treatment.<ref name=pmid15605966>{{Cite journal \| last1 = Patterson \| first1 = JW. \| last2 = Wilson \| first2 = B. \| last3 = Wick \| first3 = MR. \| last4 = Heath \| first4 = C. \| title = Hyperpigmented scar due to minocycline therapy. \| journal = Cutis \| volume = 74 \| issue = 5 \| pages = 293-8 \| month = Nov \| year = 2004 \| doi = \| PMID = 15605966 }}</ref>

			==Use==
			*Stain for melanin.
			**Displays melanin - whether it be in melanocytes, keratinocytes or melanophages.
			**IHC stains, i.e. ''Melan A, SOX10 or MITF'' are preferable for displaying ''melanocytes''.
			**Used to differentiate brown pigments (lipofuscin, hemosiderin, melanin).<ref>URL: [http://education.vetmed.vt.edu/curriculum/VM8054/labs/Lab2/Examples/exfontana.htm http://education.vetmed.vt.edu/curriculum/VM8054/labs/Lab2/Examples/exfontana.htm]. Accessed on: 5 May 2010.</ref>
			**Used to document Minocycline type II drug induced pigment deposition
			***Minocycline pigment, Type II will stain with both the Fontana-Masson stain AND the Perls iron stain.<ref name=pmid19595269>{{cite journal \|author=Geria AN, Tajirian AL, Kihiczak G, Schwartz RA \|title=Minocycline-induced skin pigmentation: an update \|journal=Acta Dermatovenerol Croat \|volume=17 \|issue=2 \|pages=123–6 \|year=2009 \|pmid=19595269 \|doi= \|url=}}</ref>
			**Used in the differential diagnosis of hypomelanosis
			***Idiopathic hypomelanosis will demonstrate ONLY loss of melanin with the Fontana-Masson stain - melanocytes will not be absent with the Melan A stain.
			***Vitiligo will show loss of melanin AND loss of melanocytes with a Melan A stain.
			Image:
			*[http://education.vetmed.vt.edu/curriculum/VM8054/labs/Lab2/Examples/exfontana.htm Fontana-Masson stain (vetmed.vt.edu)].

			==See also==
			*[[Stains]].

			==References==
			{{Reflist\|1}}

	[[Category:Stains]]		[[Category:Stains]]

Michael: redirect

2012-01-11T05:13:56Z

redirect

New page

#redirect [[Stains#Fontana-Masson_stain]]

[[Category:Stains]]